./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_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_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:41:05,160 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:41:05,161 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:41:05,170 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:41:05,170 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:41:05,171 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:41:05,172 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:41:05,174 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:41:05,175 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:41:05,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:41:05,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:41:05,178 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:41:05,179 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:41:05,180 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:41:05,180 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:41:05,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:41:05,182 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:41:05,183 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:41:05,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:41:05,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:41:05,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:41:05,195 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:41:05,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:41:05,201 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:41:05,202 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:41:05,202 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:41:05,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:41:05,203 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:41:05,204 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:41:05,209 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:41:05,209 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:41:05,210 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:41:05,210 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:41:05,210 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:41:05,210 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:41:05,211 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:41:05,211 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:41:05,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:41:05,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:41:05,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:41:05,225 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:41:05,225 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:41:05,226 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:41:05,226 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:41:05,226 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:41:05,226 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:41:05,226 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:41:05,226 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:41:05,227 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:41:05,227 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:41:05,228 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:41:05,228 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:41:05,228 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:41:05,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:41:05,230 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:41:05,230 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:41:05,230 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:41:05,231 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:41:05,231 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:41:05,231 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:41:05,231 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_e10cb3e1-a06f-4584-893a-7bb7726c38cc/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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2018-10-26 20:41:05,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:41:05,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:41:05,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:41:05,271 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:41:05,271 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:41:05,272 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-10-26 20:41:05,314 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/data/a7faf3eec/cfd85f16a63b49f1bb567a0286bbe0d4/FLAGea88486b2 [2018-10-26 20:41:05,730 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:41:05,733 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-10-26 20:41:05,742 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/data/a7faf3eec/cfd85f16a63b49f1bb567a0286bbe0d4/FLAGea88486b2 [2018-10-26 20:41:05,761 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/data/a7faf3eec/cfd85f16a63b49f1bb567a0286bbe0d4 [2018-10-26 20:41:05,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:41:05,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:41:05,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:41:05,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:41:05,770 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:41:05,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:41:05" (1/1) ... [2018-10-26 20:41:05,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14956367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:05, skipping insertion in model container [2018-10-26 20:41:05,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:41:05" (1/1) ... [2018-10-26 20:41:05,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:41:05,829 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:41:06,140 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:41:06,145 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:41:06,212 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:41:06,225 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:41:06,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06 WrapperNode [2018-10-26 20:41:06,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:41:06,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:41:06,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:41:06,226 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:41:06,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:41:06,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:41:06,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:41:06,316 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:41:06,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... [2018-10-26 20:41:06,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:41:06,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:41:06,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:41:06,473 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:41:06,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:41:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/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 [2018-10-26 20:41:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:41:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:41:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:41:10,564 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:41:10,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:41:10 BoogieIcfgContainer [2018-10-26 20:41:10,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:41:10,565 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:41:10,565 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:41:10,574 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:41:10,575 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:41:10" (1/1) ... [2018-10-26 20:41:10,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:41:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 20:41:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 20:41:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 20:41:10,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-10-26 20:41:11,757 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-10-26 20:41:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 20:41:11,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-10-26 20:41:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-10-26 20:41:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 20:41:12,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:12,918 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-10-26 20:41:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-10-26 20:41:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 20:41:13,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:13,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-10-26 20:41:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-10-26 20:41:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 20:41:13,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:14,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 266 states and 374 transitions. [2018-10-26 20:41:14,056 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 374 transitions. [2018-10-26 20:41:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 20:41:14,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:41:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 274 states and 387 transitions. [2018-10-26 20:41:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 387 transitions. [2018-10-26 20:41:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 20:41:14,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:14,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:14,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 279 states and 392 transitions. [2018-10-26 20:41:14,990 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 392 transitions. [2018-10-26 20:41:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 20:41:14,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:15,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 284 states and 398 transitions. [2018-10-26 20:41:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 398 transitions. [2018-10-26 20:41:15,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 20:41:15,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 289 states and 404 transitions. [2018-10-26 20:41:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 404 transitions. [2018-10-26 20:41:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 20:41:15,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:41:15,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 295 states and 410 transitions. [2018-10-26 20:41:15,668 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 410 transitions. [2018-10-26 20:41:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 20:41:15,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 310 states and 432 transitions. [2018-10-26 20:41:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 432 transitions. [2018-10-26 20:41:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 20:41:16,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:16,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 317 states and 439 transitions. [2018-10-26 20:41:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 439 transitions. [2018-10-26 20:41:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 20:41:16,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 327 states and 453 transitions. [2018-10-26 20:41:17,204 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 453 transitions. [2018-10-26 20:41:17,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 20:41:17,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:17,261 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:41:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:17,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 346 states and 475 transitions. [2018-10-26 20:41:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 475 transitions. [2018-10-26 20:41:17,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 20:41:17,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 352 states and 481 transitions. [2018-10-26 20:41:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 481 transitions. [2018-10-26 20:41:18,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 20:41:18,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:18,574 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 20:41:19,008 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 20:41:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 372 states and 504 transitions. [2018-10-26 20:41:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 504 transitions. [2018-10-26 20:41:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 20:41:19,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 377 states and 515 transitions. [2018-10-26 20:41:20,532 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 515 transitions. [2018-10-26 20:41:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 20:41:20,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 20:41:20,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:20,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 384 states and 524 transitions. [2018-10-26 20:41:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 524 transitions. [2018-10-26 20:41:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 20:41:20,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:21,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:21,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 417 states and 563 transitions. [2018-10-26 20:41:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 563 transitions. [2018-10-26 20:41:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 20:41:21,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 432 states and 581 transitions. [2018-10-26 20:41:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 581 transitions. [2018-10-26 20:41:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 20:41:21,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:21,652 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 439 states and 593 transitions. [2018-10-26 20:41:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 593 transitions. [2018-10-26 20:41:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 20:41:21,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 446 states and 600 transitions. [2018-10-26 20:41:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 600 transitions. [2018-10-26 20:41:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 20:41:22,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:22,981 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 20:41:24,280 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 20:41:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 449 states and 603 transitions. [2018-10-26 20:41:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 603 transitions. [2018-10-26 20:41:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 20:41:24,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 454 states and 609 transitions. [2018-10-26 20:41:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 609 transitions. [2018-10-26 20:41:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 20:41:25,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 473 states and 632 transitions. [2018-10-26 20:41:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 632 transitions. [2018-10-26 20:41:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:41:25,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 20:41:25,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:25,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 479 states and 639 transitions. [2018-10-26 20:41:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 639 transitions. [2018-10-26 20:41:25,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 20:41:25,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 486 states and 646 transitions. [2018-10-26 20:41:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 646 transitions. [2018-10-26 20:41:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 20:41:25,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 500 states and 671 transitions. [2018-10-26 20:41:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 671 transitions. [2018-10-26 20:41:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 20:41:26,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:26,922 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 20:41:28,228 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:41:28,976 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-10-26 20:41:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 510 states and 682 transitions. [2018-10-26 20:41:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 682 transitions. [2018-10-26 20:41:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 20:41:29,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 20:41:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:30,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 522 states and 706 transitions. [2018-10-26 20:41:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 706 transitions. [2018-10-26 20:41:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 20:41:30,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:30,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 530 states and 719 transitions. [2018-10-26 20:41:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 719 transitions. [2018-10-26 20:41:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 20:41:30,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 20:41:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 537 states and 727 transitions. [2018-10-26 20:41:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 727 transitions. [2018-10-26 20:41:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 20:41:30,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 541 states and 734 transitions. [2018-10-26 20:41:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 734 transitions. [2018-10-26 20:41:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:41:31,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 559 states and 755 transitions. [2018-10-26 20:41:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 755 transitions. [2018-10-26 20:41:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:41:31,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:41:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 566 states and 764 transitions. [2018-10-26 20:41:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 764 transitions. [2018-10-26 20:41:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 20:41:31,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:41:31,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 568 states and 766 transitions. [2018-10-26 20:41:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 766 transitions. [2018-10-26 20:41:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 20:41:31,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:41:32,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:32,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 587 states and 788 transitions. [2018-10-26 20:41:32,231 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 788 transitions. [2018-10-26 20:41:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:41:32,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 598 states and 799 transitions. [2018-10-26 20:41:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 799 transitions. [2018-10-26 20:41:32,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:41:32,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:33,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 613 states and 814 transitions. [2018-10-26 20:41:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 814 transitions. [2018-10-26 20:41:33,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:41:33,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 736 states and 945 transitions. [2018-10-26 20:41:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 945 transitions. [2018-10-26 20:41:36,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 20:41:36,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:41:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 739 states and 948 transitions. [2018-10-26 20:41:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2018-10-26 20:41:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 20:41:36,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:41:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 740 states and 949 transitions. [2018-10-26 20:41:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 949 transitions. [2018-10-26 20:41:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 20:41:36,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:36,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 755 states and 963 transitions. [2018-10-26 20:41:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 963 transitions. [2018-10-26 20:41:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 20:41:36,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 760 states and 969 transitions. [2018-10-26 20:41:36,978 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 969 transitions. [2018-10-26 20:41:36,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 20:41:36,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 794 states and 1007 transitions. [2018-10-26 20:41:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1007 transitions. [2018-10-26 20:41:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 20:41:38,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:38,236 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 801 states and 1018 transitions. [2018-10-26 20:41:38,628 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1018 transitions. [2018-10-26 20:41:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 20:41:38,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 804 states and 1022 transitions. [2018-10-26 20:41:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1022 transitions. [2018-10-26 20:41:39,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 20:41:39,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 805 states and 1024 transitions. [2018-10-26 20:41:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1024 transitions. [2018-10-26 20:41:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 20:41:39,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:40,071 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 808 states and 1028 transitions. [2018-10-26 20:41:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1028 transitions. [2018-10-26 20:41:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 20:41:40,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 823 states and 1046 transitions. [2018-10-26 20:41:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1046 transitions. [2018-10-26 20:41:40,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 20:41:40,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 835 states and 1057 transitions. [2018-10-26 20:41:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1057 transitions. [2018-10-26 20:41:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 20:41:41,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:41:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 842 states and 1066 transitions. [2018-10-26 20:41:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1066 transitions. [2018-10-26 20:41:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 20:41:41,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:41,526 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:42,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 850 states and 1074 transitions. [2018-10-26 20:41:42,386 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1074 transitions. [2018-10-26 20:41:42,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 20:41:42,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 853 states and 1076 transitions. [2018-10-26 20:41:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1076 transitions. [2018-10-26 20:41:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 20:41:42,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:41:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 856 states and 1079 transitions. [2018-10-26 20:41:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1079 transitions. [2018-10-26 20:41:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 20:41:42,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 20:41:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 863 states and 1088 transitions. [2018-10-26 20:41:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1088 transitions. [2018-10-26 20:41:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 20:41:43,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 20:41:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 866 states and 1090 transitions. [2018-10-26 20:41:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1090 transitions. [2018-10-26 20:41:43,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 20:41:43,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 20:41:44,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 869 states and 1092 transitions. [2018-10-26 20:41:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1092 transitions. [2018-10-26 20:41:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 20:41:44,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:44,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 896 states and 1122 transitions. [2018-10-26 20:41:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1122 transitions. [2018-10-26 20:41:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 20:41:44,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 20:41:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 929 states and 1155 transitions. [2018-10-26 20:41:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1155 transitions. [2018-10-26 20:41:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 20:41:45,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:45,232 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:41:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 938 states and 1167 transitions. [2018-10-26 20:41:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1167 transitions. [2018-10-26 20:41:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 20:41:45,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:45,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 965 states and 1197 transitions. [2018-10-26 20:41:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1197 transitions. [2018-10-26 20:41:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 20:41:45,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 20:41:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 966 states and 1197 transitions. [2018-10-26 20:41:46,200 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1197 transitions. [2018-10-26 20:41:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 20:41:46,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1033 states and 1275 transitions. [2018-10-26 20:41:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1275 transitions. [2018-10-26 20:41:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 20:41:49,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:50,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1054 states and 1297 transitions. [2018-10-26 20:41:50,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1297 transitions. [2018-10-26 20:41:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 20:41:50,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1069 states and 1315 transitions. [2018-10-26 20:41:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1315 transitions. [2018-10-26 20:41:50,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 20:41:50,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1074 states and 1318 transitions. [2018-10-26 20:41:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1318 transitions. [2018-10-26 20:41:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 20:41:51,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:51,344 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1086 states and 1331 transitions. [2018-10-26 20:41:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1331 transitions. [2018-10-26 20:41:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 20:41:52,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:52,609 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1088 states and 1333 transitions. [2018-10-26 20:41:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1333 transitions. [2018-10-26 20:41:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 20:41:52,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1090 states and 1335 transitions. [2018-10-26 20:41:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1335 transitions. [2018-10-26 20:41:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 20:41:52,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:52,797 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:52,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1092 states and 1336 transitions. [2018-10-26 20:41:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1336 transitions. [2018-10-26 20:41:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 20:41:52,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 20:41:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1101 states and 1346 transitions. [2018-10-26 20:41:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1346 transitions. [2018-10-26 20:41:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 20:41:53,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:54,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1160 states and 1409 transitions. [2018-10-26 20:41:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1409 transitions. [2018-10-26 20:41:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 20:41:54,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:57,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:57,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1219 states and 1476 transitions. [2018-10-26 20:41:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1476 transitions. [2018-10-26 20:41:57,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 20:41:57,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1222 states and 1479 transitions. [2018-10-26 20:41:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1479 transitions. [2018-10-26 20:41:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 20:41:57,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:41:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1224 states and 1482 transitions. [2018-10-26 20:41:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1482 transitions. [2018-10-26 20:41:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 20:41:58,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:41:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1225 states and 1489 transitions. [2018-10-26 20:41:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1489 transitions. [2018-10-26 20:41:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 20:41:58,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:41:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:41:59,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1248 states and 1514 transitions. [2018-10-26 20:41:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1514 transitions. [2018-10-26 20:41:59,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 20:41:59,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:41:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:41:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1255 states and 1524 transitions. [2018-10-26 20:42:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1524 transitions. [2018-10-26 20:42:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 20:42:00,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 20:42:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1292 states and 1572 transitions. [2018-10-26 20:42:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1572 transitions. [2018-10-26 20:42:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 20:42:01,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 20:42:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1293 states and 1572 transitions. [2018-10-26 20:42:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1572 transitions. [2018-10-26 20:42:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 20:42:01,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 20:42:02,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:02,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1308 states and 1586 transitions. [2018-10-26 20:42:02,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1586 transitions. [2018-10-26 20:42:02,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 20:42:02,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:02,219 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 20:42:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:03,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1333 states and 1616 transitions. [2018-10-26 20:42:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1616 transitions. [2018-10-26 20:42:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 20:42:03,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 20:42:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:03,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1336 states and 1618 transitions. [2018-10-26 20:42:03,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1618 transitions. [2018-10-26 20:42:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 20:42:03,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1351 states and 1635 transitions. [2018-10-26 20:42:04,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1635 transitions. [2018-10-26 20:42:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 20:42:04,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1360 states and 1645 transitions. [2018-10-26 20:42:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1645 transitions. [2018-10-26 20:42:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 20:42:04,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 20:42:05,945 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2018-10-26 20:42:07,209 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-10-26 20:42:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1417 states and 1702 transitions. [2018-10-26 20:42:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1702 transitions. [2018-10-26 20:42:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 20:42:08,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:08,045 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 20:42:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1419 states and 1704 transitions. [2018-10-26 20:42:08,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1704 transitions. [2018-10-26 20:42:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 20:42:08,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 20:42:11,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1482 states and 1768 transitions. [2018-10-26 20:42:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1768 transitions. [2018-10-26 20:42:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 20:42:11,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 20:42:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1495 states and 1780 transitions. [2018-10-26 20:42:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1780 transitions. [2018-10-26 20:42:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 20:42:12,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:42:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1505 states and 1789 transitions. [2018-10-26 20:42:12,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1789 transitions. [2018-10-26 20:42:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 20:42:12,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 20:42:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1533 states and 1819 transitions. [2018-10-26 20:42:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1819 transitions. [2018-10-26 20:42:12,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:12,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1564 states and 1858 transitions. [2018-10-26 20:42:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1858 transitions. [2018-10-26 20:42:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:14,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:14,462 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:15,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1581 states and 1880 transitions. [2018-10-26 20:42:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1880 transitions. [2018-10-26 20:42:15,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:15,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:15,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:15,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1588 states and 1887 transitions. [2018-10-26 20:42:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1887 transitions. [2018-10-26 20:42:15,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:15,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:15,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1590 states and 1889 transitions. [2018-10-26 20:42:15,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1889 transitions. [2018-10-26 20:42:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:15,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1599 states and 1899 transitions. [2018-10-26 20:42:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1899 transitions. [2018-10-26 20:42:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:15,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:15,876 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:16,380 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-10-26 20:42:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:17,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1614 states and 1914 transitions. [2018-10-26 20:42:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1914 transitions. [2018-10-26 20:42:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:17,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1616 states and 1918 transitions. [2018-10-26 20:42:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1918 transitions. [2018-10-26 20:42:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:17,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:18,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1631 states and 1933 transitions. [2018-10-26 20:42:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1933 transitions. [2018-10-26 20:42:18,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:42:18,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 20:42:18,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1642 states and 1943 transitions. [2018-10-26 20:42:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1943 transitions. [2018-10-26 20:42:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 20:42:18,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1653 states and 1954 transitions. [2018-10-26 20:42:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1954 transitions. [2018-10-26 20:42:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 20:42:19,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:19,072 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1670 states and 1973 transitions. [2018-10-26 20:42:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 1973 transitions. [2018-10-26 20:42:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 20:42:20,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1671 states and 1976 transitions. [2018-10-26 20:42:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 1976 transitions. [2018-10-26 20:42:20,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 20:42:20,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1685 states and 1989 transitions. [2018-10-26 20:42:20,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 1989 transitions. [2018-10-26 20:42:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 20:42:20,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:20,777 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 20:42:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1691 states and 1995 transitions. [2018-10-26 20:42:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1995 transitions. [2018-10-26 20:42:21,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 20:42:21,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:42:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:21,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1692 states and 1996 transitions. [2018-10-26 20:42:21,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1996 transitions. [2018-10-26 20:42:21,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 20:42:21,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:42:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1706 states and 2009 transitions. [2018-10-26 20:42:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2009 transitions. [2018-10-26 20:42:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 20:42:21,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:21,680 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:42:21,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1712 states and 2014 transitions. [2018-10-26 20:42:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2014 transitions. [2018-10-26 20:42:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 20:42:21,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:42:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1718 states and 2019 transitions. [2018-10-26 20:42:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2019 transitions. [2018-10-26 20:42:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 20:42:22,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 20:42:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1734 states and 2037 transitions. [2018-10-26 20:42:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2037 transitions. [2018-10-26 20:42:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:42:22,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 20:42:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1741 states and 2045 transitions. [2018-10-26 20:42:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2045 transitions. [2018-10-26 20:42:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:42:22,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 20:42:23,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1747 states and 2053 transitions. [2018-10-26 20:42:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2053 transitions. [2018-10-26 20:42:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 20:42:23,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 119 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 20:42:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1757 states and 2062 transitions. [2018-10-26 20:42:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2062 transitions. [2018-10-26 20:42:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 20:42:23,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:23,447 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:42:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:25,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1814 states and 2124 transitions. [2018-10-26 20:42:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2124 transitions. [2018-10-26 20:42:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 20:42:25,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:42:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1862 states and 2179 transitions. [2018-10-26 20:42:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2179 transitions. [2018-10-26 20:42:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 20:42:25,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:42:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1878 states and 2196 transitions. [2018-10-26 20:42:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2196 transitions. [2018-10-26 20:42:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 20:42:26,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:42:26,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1912 states and 2230 transitions. [2018-10-26 20:42:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2230 transitions. [2018-10-26 20:42:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 20:42:26,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:42:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1919 states and 2237 transitions. [2018-10-26 20:42:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2237 transitions. [2018-10-26 20:42:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 20:42:27,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:42:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1933 states and 2250 transitions. [2018-10-26 20:42:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2250 transitions. [2018-10-26 20:42:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 20:42:27,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 20:42:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1948 states and 2265 transitions. [2018-10-26 20:42:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2265 transitions. [2018-10-26 20:42:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 20:42:28,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 20:42:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1950 states and 2266 transitions. [2018-10-26 20:42:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2266 transitions. [2018-10-26 20:42:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 20:42:28,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 20:42:28,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:28,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1952 states and 2267 transitions. [2018-10-26 20:42:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2267 transitions. [2018-10-26 20:42:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-26 20:42:28,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:28,526 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-26 20:42:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2032 states and 2349 transitions. [2018-10-26 20:42:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2349 transitions. [2018-10-26 20:42:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:30,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:33,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2075 states and 2406 transitions. [2018-10-26 20:42:33,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2406 transitions. [2018-10-26 20:42:33,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:33,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:35,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:35,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2102 states and 2446 transitions. [2018-10-26 20:42:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2446 transitions. [2018-10-26 20:42:35,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:35,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:35,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2106 states and 2448 transitions. [2018-10-26 20:42:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2448 transitions. [2018-10-26 20:42:35,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:35,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:36,135 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:36,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2112 states and 2455 transitions. [2018-10-26 20:42:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2455 transitions. [2018-10-26 20:42:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:36,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2127 states and 2470 transitions. [2018-10-26 20:42:37,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2470 transitions. [2018-10-26 20:42:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:37,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:37,533 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 20:42:37,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:37,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2129 states and 2472 transitions. [2018-10-26 20:42:37,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2472 transitions. [2018-10-26 20:42:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:37,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:38,104 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:38,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2147 states and 2495 transitions. [2018-10-26 20:42:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2495 transitions. [2018-10-26 20:42:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 20:42:38,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 20:42:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:39,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2157 states and 2505 transitions. [2018-10-26 20:42:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2505 transitions. [2018-10-26 20:42:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-26 20:42:39,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 20:42:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2178 states and 2535 transitions. [2018-10-26 20:42:43,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2535 transitions. [2018-10-26 20:42:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-26 20:42:43,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 20:42:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:44,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2181 states and 2537 transitions. [2018-10-26 20:42:44,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2537 transitions. [2018-10-26 20:42:44,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:44,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2211 states and 2572 transitions. [2018-10-26 20:42:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2572 transitions. [2018-10-26 20:42:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:46,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2234 states and 2597 transitions. [2018-10-26 20:42:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2597 transitions. [2018-10-26 20:42:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:48,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:49,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2244 states and 2608 transitions. [2018-10-26 20:42:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2608 transitions. [2018-10-26 20:42:49,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:49,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:50,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:50,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2250 states and 2616 transitions. [2018-10-26 20:42:50,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2616 transitions. [2018-10-26 20:42:50,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:50,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2259 states and 2625 transitions. [2018-10-26 20:42:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2625 transitions. [2018-10-26 20:42:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:51,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2280 states and 2646 transitions. [2018-10-26 20:42:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2646 transitions. [2018-10-26 20:42:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:53,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:53,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:53,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2281 states and 2647 transitions. [2018-10-26 20:42:53,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2647 transitions. [2018-10-26 20:42:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 20:42:53,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 20:42:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2296 states and 2661 transitions. [2018-10-26 20:42:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2661 transitions. [2018-10-26 20:42:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 20:42:54,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 20:42:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:42:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2318 states and 2685 transitions. [2018-10-26 20:42:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2685 transitions. [2018-10-26 20:42:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 20:42:59,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:42:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:42:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 20:43:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2361 states and 2728 transitions. [2018-10-26 20:43:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2728 transitions. [2018-10-26 20:43:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 20:43:00,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 20:43:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2375 states and 2741 transitions. [2018-10-26 20:43:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2741 transitions. [2018-10-26 20:43:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 20:43:01,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 20:43:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2378 states and 2744 transitions. [2018-10-26 20:43:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2744 transitions. [2018-10-26 20:43:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:01,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2421 states and 2810 transitions. [2018-10-26 20:43:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2810 transitions. [2018-10-26 20:43:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:06,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2460 states and 2868 transitions. [2018-10-26 20:43:09,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2868 transitions. [2018-10-26 20:43:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:09,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2495 states and 2912 transitions. [2018-10-26 20:43:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2912 transitions. [2018-10-26 20:43:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:12,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2502 states and 2919 transitions. [2018-10-26 20:43:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 2919 transitions. [2018-10-26 20:43:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:12,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:13,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2523 states and 2942 transitions. [2018-10-26 20:43:13,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2942 transitions. [2018-10-26 20:43:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:13,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2553 states and 2977 transitions. [2018-10-26 20:43:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 2977 transitions. [2018-10-26 20:43:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:15,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2572 states and 2997 transitions. [2018-10-26 20:43:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 2997 transitions. [2018-10-26 20:43:17,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:17,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2597 states and 3025 transitions. [2018-10-26 20:43:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3025 transitions. [2018-10-26 20:43:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:19,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:19,495 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:20,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2612 states and 3039 transitions. [2018-10-26 20:43:20,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3039 transitions. [2018-10-26 20:43:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:20,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2626 states and 3052 transitions. [2018-10-26 20:43:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 3052 transitions. [2018-10-26 20:43:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:21,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2633 states and 3058 transitions. [2018-10-26 20:43:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3058 transitions. [2018-10-26 20:43:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:22,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:22,129 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2647 states and 3073 transitions. [2018-10-26 20:43:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 3073 transitions. [2018-10-26 20:43:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:23,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:23,112 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2661 states and 3086 transitions. [2018-10-26 20:43:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3086 transitions. [2018-10-26 20:43:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:23,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 2677 states and 3104 transitions. [2018-10-26 20:43:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3104 transitions. [2018-10-26 20:43:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 20:43:24,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 20:43:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 2688 states and 3114 transitions. [2018-10-26 20:43:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3114 transitions. [2018-10-26 20:43:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-26 20:43:25,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 20:43:26,313 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-10-26 20:43:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 2703 states and 3130 transitions. [2018-10-26 20:43:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3130 transitions. [2018-10-26 20:43:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 20:43:27,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 20:43:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 2755 states and 3184 transitions. [2018-10-26 20:43:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3184 transitions. [2018-10-26 20:43:32,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 20:43:32,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:32,577 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 20:43:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2778 states and 3207 transitions. [2018-10-26 20:43:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3207 transitions. [2018-10-26 20:43:34,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:34,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 2821 states and 3258 transitions. [2018-10-26 20:43:35,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3258 transitions. [2018-10-26 20:43:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:35,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:35,450 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:35,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2828 states and 3265 transitions. [2018-10-26 20:43:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3265 transitions. [2018-10-26 20:43:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:35,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:36,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 2836 states and 3275 transitions. [2018-10-26 20:43:36,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3275 transitions. [2018-10-26 20:43:36,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:36,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2863 states and 3309 transitions. [2018-10-26 20:43:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3309 transitions. [2018-10-26 20:43:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:37,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2865 states and 3313 transitions. [2018-10-26 20:43:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 3313 transitions. [2018-10-26 20:43:37,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:37,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 2882 states and 3332 transitions. [2018-10-26 20:43:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3332 transitions. [2018-10-26 20:43:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:39,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:39,869 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 2886 states and 3337 transitions. [2018-10-26 20:43:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3337 transitions. [2018-10-26 20:43:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:40,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:40,591 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 2897 states and 3347 transitions. [2018-10-26 20:43:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3347 transitions. [2018-10-26 20:43:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:41,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 2906 states and 3356 transitions. [2018-10-26 20:43:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3356 transitions. [2018-10-26 20:43:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:41,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:42,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:42,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 2913 states and 3363 transitions. [2018-10-26 20:43:42,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3363 transitions. [2018-10-26 20:43:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:42,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:42,495 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 2915 states and 3365 transitions. [2018-10-26 20:43:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3365 transitions. [2018-10-26 20:43:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:43,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2919 states and 3371 transitions. [2018-10-26 20:43:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 3371 transitions. [2018-10-26 20:43:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:44,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 2921 states and 3373 transitions. [2018-10-26 20:43:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3373 transitions. [2018-10-26 20:43:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:45,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 2922 states and 3375 transitions. [2018-10-26 20:43:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3375 transitions. [2018-10-26 20:43:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:45,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:46,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:46,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 2932 states and 3385 transitions. [2018-10-26 20:43:46,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3385 transitions. [2018-10-26 20:43:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:46,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:46,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2946 states and 3398 transitions. [2018-10-26 20:43:46,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 3398 transitions. [2018-10-26 20:43:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 20:43:46,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-10-26 20:43:47,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2947 states and 3398 transitions. [2018-10-26 20:43:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3398 transitions. [2018-10-26 20:43:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:43:47,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:47,369 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:43:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2963 states and 3415 transitions. [2018-10-26 20:43:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3415 transitions. [2018-10-26 20:43:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:43:48,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:48,314 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:43:48,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 2971 states and 3422 transitions. [2018-10-26 20:43:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3422 transitions. [2018-10-26 20:43:48,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:43:48,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:43:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 2984 states and 3435 transitions. [2018-10-26 20:43:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3435 transitions. [2018-10-26 20:43:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:43:50,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:43:52,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2990 states and 3442 transitions. [2018-10-26 20:43:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3442 transitions. [2018-10-26 20:43:52,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-26 20:43:52,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-10-26 20:43:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3014 states and 3466 transitions. [2018-10-26 20:43:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 3466 transitions. [2018-10-26 20:43:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-26 20:43:52,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:43:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3015 states and 3466 transitions. [2018-10-26 20:43:52,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 3466 transitions. [2018-10-26 20:43:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:43:52,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:43:59,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:43:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3067 states and 3545 transitions. [2018-10-26 20:43:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3545 transitions. [2018-10-26 20:43:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:43:59,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:43:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:43:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3102 states and 3600 transitions. [2018-10-26 20:44:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 3600 transitions. [2018-10-26 20:44:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:03,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:03,214 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:04,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 3115 states and 3616 transitions. [2018-10-26 20:44:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3616 transitions. [2018-10-26 20:44:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:04,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:04,526 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3140 states and 3644 transitions. [2018-10-26 20:44:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3644 transitions. [2018-10-26 20:44:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:06,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3157 states and 3662 transitions. [2018-10-26 20:44:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3662 transitions. [2018-10-26 20:44:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:07,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:07,822 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3178 states and 3687 transitions. [2018-10-26 20:44:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3687 transitions. [2018-10-26 20:44:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:08,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3194 states and 3703 transitions. [2018-10-26 20:44:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3703 transitions. [2018-10-26 20:44:11,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:11,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3199 states and 3712 transitions. [2018-10-26 20:44:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 3712 transitions. [2018-10-26 20:44:12,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:12,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 3207 states and 3720 transitions. [2018-10-26 20:44:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3720 transitions. [2018-10-26 20:44:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:13,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3221 states and 3733 transitions. [2018-10-26 20:44:13,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3221 states and 3733 transitions. [2018-10-26 20:44:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:13,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:14,325 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3236 states and 3747 transitions. [2018-10-26 20:44:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3747 transitions. [2018-10-26 20:44:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:15,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3247 states and 3757 transitions. [2018-10-26 20:44:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3757 transitions. [2018-10-26 20:44:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:16,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:16,374 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 3264 states and 3776 transitions. [2018-10-26 20:44:17,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3776 transitions. [2018-10-26 20:44:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:17,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3278 states and 3789 transitions. [2018-10-26 20:44:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3789 transitions. [2018-10-26 20:44:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:17,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:18,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 3279 states and 3790 transitions. [2018-10-26 20:44:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3790 transitions. [2018-10-26 20:44:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:18,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:18,758 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3290 states and 3800 transitions. [2018-10-26 20:44:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3800 transitions. [2018-10-26 20:44:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:19,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3296 states and 3805 transitions. [2018-10-26 20:44:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3805 transitions. [2018-10-26 20:44:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:20,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:20,286 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:21,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3323 states and 3834 transitions. [2018-10-26 20:44:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 3834 transitions. [2018-10-26 20:44:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:44:21,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:21,801 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:44:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3331 states and 3846 transitions. [2018-10-26 20:44:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3846 transitions. [2018-10-26 20:44:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 20:44:23,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-10-26 20:44:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3335 states and 3849 transitions. [2018-10-26 20:44:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3849 transitions. [2018-10-26 20:44:24,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 20:44:24,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-10-26 20:44:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 3362 states and 3875 transitions. [2018-10-26 20:44:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 3875 transitions. [2018-10-26 20:44:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:44:25,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:44:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3401 states and 3918 transitions. [2018-10-26 20:44:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 3918 transitions. [2018-10-26 20:44:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:44:28,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:28,327 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:44:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3921 states to 3405 states and 3921 transitions. [2018-10-26 20:44:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3921 transitions. [2018-10-26 20:44:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:44:28,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:44:29,440 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-10-26 20:44:29,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3409 states and 3924 transitions. [2018-10-26 20:44:29,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3924 transitions. [2018-10-26 20:44:29,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:44:29,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:44:32,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3453 states and 3969 transitions. [2018-10-26 20:44:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 3969 transitions. [2018-10-26 20:44:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-10-26 20:44:32,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:32,757 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-10-26 20:44:33,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3465 states and 3981 transitions. [2018-10-26 20:44:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 3981 transitions. [2018-10-26 20:44:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-26 20:44:33,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 352 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-10-26 20:44:35,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3479 states and 3997 transitions. [2018-10-26 20:44:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 3997 transitions. [2018-10-26 20:44:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-10-26 20:44:35,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-10-26 20:44:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3486 states and 4004 transitions. [2018-10-26 20:44:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 4004 transitions. [2018-10-26 20:44:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-10-26 20:44:35,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-10-26 20:44:36,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 3493 states and 4016 transitions. [2018-10-26 20:44:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4016 transitions. [2018-10-26 20:44:36,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-10-26 20:44:36,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 20:44:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3532 states and 4062 transitions. [2018-10-26 20:44:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 4062 transitions. [2018-10-26 20:44:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-10-26 20:44:41,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:42,527 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 20:44:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 3550 states and 4082 transitions. [2018-10-26 20:44:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3550 states and 4082 transitions. [2018-10-26 20:44:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-10-26 20:44:45,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 20:44:48,812 WARN L179 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-10-26 20:44:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 3582 states and 4118 transitions. [2018-10-26 20:44:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4118 transitions. [2018-10-26 20:44:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-10-26 20:44:49,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:49,710 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 20:44:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 3593 states and 4131 transitions. [2018-10-26 20:44:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 4131 transitions. [2018-10-26 20:44:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:44:51,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:44:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 3669 states and 4223 transitions. [2018-10-26 20:44:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 4223 transitions. [2018-10-26 20:44:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:44:56,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:44:57,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 3688 states and 4243 transitions. [2018-10-26 20:44:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 4243 transitions. [2018-10-26 20:44:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:44:57,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:44:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:44:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 3693 states and 4248 transitions. [2018-10-26 20:44:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3693 states and 4248 transitions. [2018-10-26 20:44:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:44:58,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:44:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:44:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:00,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 3724 states and 4280 transitions. [2018-10-26 20:45:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 4280 transitions. [2018-10-26 20:45:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:45:00,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 3731 states and 4288 transitions. [2018-10-26 20:45:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3731 states and 4288 transitions. [2018-10-26 20:45:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:45:01,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:02,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 3754 states and 4312 transitions. [2018-10-26 20:45:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3754 states and 4312 transitions. [2018-10-26 20:45:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:45:02,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 3769 states and 4328 transitions. [2018-10-26 20:45:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3769 states and 4328 transitions. [2018-10-26 20:45:03,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:45:03,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 3773 states and 4331 transitions. [2018-10-26 20:45:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4331 transitions. [2018-10-26 20:45:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-26 20:45:04,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:04,877 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-10-26 20:45:04,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 3779 states and 4336 transitions. [2018-10-26 20:45:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3779 states and 4336 transitions. [2018-10-26 20:45:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-26 20:45:04,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-10-26 20:45:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 3791 states and 4351 transitions. [2018-10-26 20:45:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 4351 transitions. [2018-10-26 20:45:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-26 20:45:06,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 20:45:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 3800 states and 4361 transitions. [2018-10-26 20:45:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3800 states and 4361 transitions. [2018-10-26 20:45:11,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-26 20:45:11,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 20:45:13,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 3818 states and 4379 transitions. [2018-10-26 20:45:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 4379 transitions. [2018-10-26 20:45:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-26 20:45:13,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2018-10-26 20:45:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 3834 states and 4395 transitions. [2018-10-26 20:45:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 4395 transitions. [2018-10-26 20:45:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-26 20:45:14,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:14,955 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2018-10-26 20:45:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 3855 states and 4415 transitions. [2018-10-26 20:45:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3855 states and 4415 transitions. [2018-10-26 20:45:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-10-26 20:45:15,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 443 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-10-26 20:45:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 3876 states and 4436 transitions. [2018-10-26 20:45:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 4436 transitions. [2018-10-26 20:45:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-10-26 20:45:17,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 443 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-10-26 20:45:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 3889 states and 4449 transitions. [2018-10-26 20:45:18,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 4449 transitions. [2018-10-26 20:45:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-10-26 20:45:18,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:18,263 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 20:45:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4485 states to 3918 states and 4485 transitions. [2018-10-26 20:45:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 4485 transitions. [2018-10-26 20:45:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-10-26 20:45:20,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 20:45:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 3919 states and 4486 transitions. [2018-10-26 20:45:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 4486 transitions. [2018-10-26 20:45:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-10-26 20:45:20,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 20:45:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4487 states to 3921 states and 4487 transitions. [2018-10-26 20:45:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3921 states and 4487 transitions. [2018-10-26 20:45:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:20,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 3954 states and 4524 transitions. [2018-10-26 20:45:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3954 states and 4524 transitions. [2018-10-26 20:45:23,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:23,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:23,234 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 3993 states and 4560 transitions. [2018-10-26 20:45:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 4560 transitions. [2018-10-26 20:45:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:26,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 3998 states and 4565 transitions. [2018-10-26 20:45:27,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 4565 transitions. [2018-10-26 20:45:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:27,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 4006 states and 4574 transitions. [2018-10-26 20:45:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4574 transitions. [2018-10-26 20:45:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:27,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:28,087 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 4016 states and 4584 transitions. [2018-10-26 20:45:28,870 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 4584 transitions. [2018-10-26 20:45:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:28,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4025 states and 4592 transitions. [2018-10-26 20:45:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 4592 transitions. [2018-10-26 20:45:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:30,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 4031 states and 4598 transitions. [2018-10-26 20:45:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 4598 transitions. [2018-10-26 20:45:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:30,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:30,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 4040 states and 4606 transitions. [2018-10-26 20:45:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 4606 transitions. [2018-10-26 20:45:30,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:30,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:31,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4045 states and 4611 transitions. [2018-10-26 20:45:31,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 4611 transitions. [2018-10-26 20:45:31,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-26 20:45:31,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-10-26 20:45:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:31,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4046 states and 4611 transitions. [2018-10-26 20:45:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 4611 transitions. [2018-10-26 20:45:31,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:31,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 4106 states and 4687 transitions. [2018-10-26 20:45:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 4106 states and 4687 transitions. [2018-10-26 20:45:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:37,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4715 states to 4128 states and 4715 transitions. [2018-10-26 20:45:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 4715 transitions. [2018-10-26 20:45:40,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:40,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 4135 states and 4722 transitions. [2018-10-26 20:45:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 4722 transitions. [2018-10-26 20:45:41,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:41,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 4139 states and 4727 transitions. [2018-10-26 20:45:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 4727 transitions. [2018-10-26 20:45:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:43,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 4143 states and 4730 transitions. [2018-10-26 20:45:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 4730 transitions. [2018-10-26 20:45:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:44,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:48,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4233 states and 4820 transitions. [2018-10-26 20:45:48,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4233 states and 4820 transitions. [2018-10-26 20:45:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:48,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:49,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:49,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 4249 states and 4838 transitions. [2018-10-26 20:45:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 4249 states and 4838 transitions. [2018-10-26 20:45:49,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 20:45:49,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-26 20:45:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 4285 states and 4873 transitions. [2018-10-26 20:45:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4873 transitions. [2018-10-26 20:45:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-26 20:45:51,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-10-26 20:45:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4335 states and 4922 transitions. [2018-10-26 20:45:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4335 states and 4922 transitions. [2018-10-26 20:45:54,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-26 20:45:54,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-10-26 20:45:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4924 states to 4337 states and 4924 transitions. [2018-10-26 20:45:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4337 states and 4924 transitions. [2018-10-26 20:45:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-26 20:45:55,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:56,177 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-10-26 20:45:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:45:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4385 states and 4971 transitions. [2018-10-26 20:45:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4385 states and 4971 transitions. [2018-10-26 20:45:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-26 20:45:58,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:45:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:45:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-10-26 20:46:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 4435 states and 5020 transitions. [2018-10-26 20:46:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4435 states and 5020 transitions. [2018-10-26 20:46:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-10-26 20:46:00,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:01,135 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-10-26 20:46:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 4482 states and 5067 transitions. [2018-10-26 20:46:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 5067 transitions. [2018-10-26 20:46:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-10-26 20:46:02,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-10-26 20:46:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5110 states to 4524 states and 5110 transitions. [2018-10-26 20:46:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4524 states and 5110 transitions. [2018-10-26 20:46:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-10-26 20:46:05,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-10-26 20:46:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5169 states to 4584 states and 5169 transitions. [2018-10-26 20:46:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 5169 transitions. [2018-10-26 20:46:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-10-26 20:46:09,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-10-26 20:46:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5212 states to 4628 states and 5212 transitions. [2018-10-26 20:46:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 4628 states and 5212 transitions. [2018-10-26 20:46:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-10-26 20:46:11,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-10-26 20:46:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:13,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5231 states to 4645 states and 5231 transitions. [2018-10-26 20:46:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 4645 states and 5231 transitions. [2018-10-26 20:46:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-10-26 20:46:13,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 803 proven. 5 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 20:46:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5251 states to 4663 states and 5251 transitions. [2018-10-26 20:46:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4663 states and 5251 transitions. [2018-10-26 20:46:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-10-26 20:46:19,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 598 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-10-26 20:46:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5255 states to 4665 states and 5255 transitions. [2018-10-26 20:46:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4665 states and 5255 transitions. [2018-10-26 20:46:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:22,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5265 states to 4676 states and 5265 transitions. [2018-10-26 20:46:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4676 states and 5265 transitions. [2018-10-26 20:46:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:23,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:24,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:24,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5275 states to 4687 states and 5275 transitions. [2018-10-26 20:46:24,266 INFO L276 IsEmpty]: Start isEmpty. Operand 4687 states and 5275 transitions. [2018-10-26 20:46:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:24,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:24,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 4702 states and 5289 transitions. [2018-10-26 20:46:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 4702 states and 5289 transitions. [2018-10-26 20:46:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:25,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5304 states to 4718 states and 5304 transitions. [2018-10-26 20:46:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4718 states and 5304 transitions. [2018-10-26 20:46:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:27,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4733 states and 5318 transitions. [2018-10-26 20:46:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4733 states and 5318 transitions. [2018-10-26 20:46:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:28,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4734 states and 5318 transitions. [2018-10-26 20:46:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 5318 transitions. [2018-10-26 20:46:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-10-26 20:46:29,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-10-26 20:46:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 4749 states and 5332 transitions. [2018-10-26 20:46:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4749 states and 5332 transitions. [2018-10-26 20:46:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:30,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5456 states to 4840 states and 5456 transitions. [2018-10-26 20:46:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 4840 states and 5456 transitions. [2018-10-26 20:46:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:41,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:41,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:44,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5516 states to 4897 states and 5516 transitions. [2018-10-26 20:46:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 4897 states and 5516 transitions. [2018-10-26 20:46:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:44,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:46,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:46,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 4931 states and 5551 transitions. [2018-10-26 20:46:46,825 INFO L276 IsEmpty]: Start isEmpty. Operand 4931 states and 5551 transitions. [2018-10-26 20:46:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:46,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5564 states to 4939 states and 5564 transitions. [2018-10-26 20:46:50,403 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5564 transitions. [2018-10-26 20:46:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:50,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 4946 states and 5571 transitions. [2018-10-26 20:46:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 4946 states and 5571 transitions. [2018-10-26 20:46:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:51,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:52,940 WARN L179 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2018-10-26 20:46:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 4963 states and 5588 transitions. [2018-10-26 20:46:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4963 states and 5588 transitions. [2018-10-26 20:46:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:56,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:46:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:46:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 4967 states and 5593 transitions. [2018-10-26 20:46:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 4967 states and 5593 transitions. [2018-10-26 20:46:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:46:58,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:46:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:46:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:00,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5595 states to 4969 states and 5595 transitions. [2018-10-26 20:47:00,166 INFO L276 IsEmpty]: Start isEmpty. Operand 4969 states and 5595 transitions. [2018-10-26 20:47:00,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:00,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5642 states to 5016 states and 5642 transitions. [2018-10-26 20:47:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 5016 states and 5642 transitions. [2018-10-26 20:47:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:03,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:03,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 5027 states and 5653 transitions. [2018-10-26 20:47:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5027 states and 5653 transitions. [2018-10-26 20:47:05,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:05,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:07,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5663 states to 5038 states and 5663 transitions. [2018-10-26 20:47:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 5038 states and 5663 transitions. [2018-10-26 20:47:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:07,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:09,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5682 states to 5055 states and 5682 transitions. [2018-10-26 20:47:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 5682 transitions. [2018-10-26 20:47:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:09,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:10,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5064 states and 5691 transitions. [2018-10-26 20:47:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 5064 states and 5691 transitions. [2018-10-26 20:47:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:10,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:11,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:11,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5692 states to 5065 states and 5692 transitions. [2018-10-26 20:47:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 5065 states and 5692 transitions. [2018-10-26 20:47:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:11,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5705 states to 5079 states and 5705 transitions. [2018-10-26 20:47:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 5079 states and 5705 transitions. [2018-10-26 20:47:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:12,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5724 states to 5097 states and 5724 transitions. [2018-10-26 20:47:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5097 states and 5724 transitions. [2018-10-26 20:47:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:14,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:14,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5738 states to 5112 states and 5738 transitions. [2018-10-26 20:47:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 5112 states and 5738 transitions. [2018-10-26 20:47:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:15,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5784 states to 5158 states and 5784 transitions. [2018-10-26 20:47:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 5158 states and 5784 transitions. [2018-10-26 20:47:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:16,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5794 states to 5169 states and 5794 transitions. [2018-10-26 20:47:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5169 states and 5794 transitions. [2018-10-26 20:47:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:18,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:18,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5807 states to 5183 states and 5807 transitions. [2018-10-26 20:47:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 5183 states and 5807 transitions. [2018-10-26 20:47:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:19,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5821 states to 5198 states and 5821 transitions. [2018-10-26 20:47:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 5198 states and 5821 transitions. [2018-10-26 20:47:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:20,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 5209 states and 5831 transitions. [2018-10-26 20:47:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 5209 states and 5831 transitions. [2018-10-26 20:47:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:21,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5874 states to 5253 states and 5874 transitions. [2018-10-26 20:47:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 5253 states and 5874 transitions. [2018-10-26 20:47:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:23,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:23,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:24,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:24,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5894 states to 5274 states and 5894 transitions. [2018-10-26 20:47:24,363 INFO L276 IsEmpty]: Start isEmpty. Operand 5274 states and 5894 transitions. [2018-10-26 20:47:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:24,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5285 states and 5904 transitions. [2018-10-26 20:47:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 5904 transitions. [2018-10-26 20:47:26,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:26,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:27,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5286 states and 5904 transitions. [2018-10-26 20:47:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 5286 states and 5904 transitions. [2018-10-26 20:47:27,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-10-26 20:47:27,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-10-26 20:47:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:28,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 5291 states and 5909 transitions. [2018-10-26 20:47:28,715 INFO L276 IsEmpty]: Start isEmpty. Operand 5291 states and 5909 transitions. [2018-10-26 20:47:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:28,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5958 states to 5341 states and 5958 transitions. [2018-10-26 20:47:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 5341 states and 5958 transitions. [2018-10-26 20:47:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:31,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:34,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5999 states to 5377 states and 5999 transitions. [2018-10-26 20:47:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 5377 states and 5999 transitions. [2018-10-26 20:47:34,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:34,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6030 states to 5407 states and 6030 transitions. [2018-10-26 20:47:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 5407 states and 6030 transitions. [2018-10-26 20:47:38,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:38,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:41,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6049 states to 5427 states and 6049 transitions. [2018-10-26 20:47:41,583 INFO L276 IsEmpty]: Start isEmpty. Operand 5427 states and 6049 transitions. [2018-10-26 20:47:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:41,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:43,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 5447 states and 6067 transitions. [2018-10-26 20:47:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5447 states and 6067 transitions. [2018-10-26 20:47:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-10-26 20:47:43,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:47:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:47:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 532 proven. 4 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2018-10-26 20:47:45,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:47:45,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 4231 states and 4723 transitions. [2018-10-26 20:47:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 4231 states and 4723 transitions. [2018-10-26 20:47:45,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:47:45,973 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 309 iterations. [2018-10-26 20:47:45,981 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:47:46,204 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:46,327 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2018-10-26 20:47:46,511 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2018-10-26 20:47:46,747 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2018-10-26 20:47:46,925 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2018-10-26 20:47:47,045 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 19 [2018-10-26 20:47:47,177 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:47,382 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 19 [2018-10-26 20:47:47,562 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:47,864 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2018-10-26 20:47:48,014 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2018-10-26 20:47:48,138 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 19 [2018-10-26 20:47:48,378 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:48,522 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:48,719 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2018-10-26 20:47:48,896 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2018-10-26 20:47:49,073 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:49,608 WARN L179 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2018-10-26 20:47:49,788 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-10-26 20:47:49,977 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2018-10-26 20:47:50,118 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-10-26 20:47:50,250 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:50,373 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:50,491 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 19 [2018-10-26 20:47:50,679 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2018-10-26 20:47:50,976 WARN L179 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 59 [2018-10-26 20:47:51,170 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 19 [2018-10-26 20:47:51,351 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:51,527 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 19 [2018-10-26 20:47:51,697 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:51,845 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2018-10-26 20:47:52,020 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:52,172 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:52,351 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2018-10-26 20:47:52,513 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 19 [2018-10-26 20:47:52,680 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 19 [2018-10-26 20:47:52,850 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:53,044 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-10-26 20:47:53,246 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2018-10-26 20:47:53,421 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2018-10-26 20:47:53,655 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2018-10-26 20:47:53,811 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 19 [2018-10-26 20:47:53,943 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 19 [2018-10-26 20:47:54,122 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2018-10-26 20:47:54,314 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-10-26 20:47:54,435 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:54,673 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2018-10-26 20:47:54,790 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 19 [2018-10-26 20:47:54,911 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2018-10-26 20:47:55,218 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 19 [2018-10-26 20:47:55,407 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-10-26 20:47:55,590 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-10-26 20:47:55,815 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:55,937 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:56,110 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 19 [2018-10-26 20:47:56,289 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 19 [2018-10-26 20:47:56,471 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-10-26 20:47:56,639 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-10-26 20:47:56,908 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2018-10-26 20:47:57,050 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-10-26 20:47:57,197 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2018-10-26 20:47:57,384 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2018-10-26 20:47:57,572 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-10-26 20:47:58,197 WARN L179 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-10-26 20:47:58,395 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2018-10-26 20:47:58,646 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 52 [2018-10-26 20:47:58,841 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 19 [2018-10-26 20:47:59,054 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-10-26 20:47:59,054 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:47:59,057 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-10-26 20:47:59,063 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-10-26 20:47:59,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:47:59 ImpRootNode [2018-10-26 20:47:59,063 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:47:59,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:47:59,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:47:59,064 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:47:59,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:41:10" (3/4) ... [2018-10-26 20:47:59,071 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:47:59,104 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-10-26 20:47:59,107 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 20:47:59,108 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-10-26 20:47:59,109 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:47:59,205 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e10cb3e1-a06f-4584-893a-7bb7726c38cc/bin-2019/ukojak/witness.graphml [2018-10-26 20:47:59,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:47:59,206 INFO L168 Benchmark]: Toolchain (without parser) took 413442.29 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 953.1 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,207 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:47:59,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.71 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 922.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.31 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 916.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,207 INFO L168 Benchmark]: Boogie Preprocessor took 157.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,208 INFO L168 Benchmark]: RCFGBuilder took 4091.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.3 MB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,208 INFO L168 Benchmark]: CodeCheck took 408498.34 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 915.3 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,213 INFO L168 Benchmark]: Witness Printer took 141.76 ms. Allocated memory is still 4.8 GB. Free memory was 3.6 GB in the beginning and 3.6 GB in the end (delta: 4.3 kB). Peak memory consumption was 4.3 kB. Max. memory is 11.5 GB. [2018-10-26 20:47:59,215 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, 395.3s OverallTime, 309 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8388864 SDtfs, -93525608 SDslu, 67110912 SDs, 0 SdLazy, -1612593616 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2942.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 533095 GetRequests, 524043 SyntacticMatches, 6590 SemanticMatches, 2462 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4541739 ImplicationChecksByTransitivity, 332.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.4s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 36.4s InterpolantComputationTime, 82325 NumberOfCodeBlocks, 82325 NumberOfCodeBlocksAsserted, 308 NumberOfCheckSat, 82017 ConstructedInterpolants, 0 QuantifiedInterpolants, 70491216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 308 InterpolantComputations, 161 PerfectInterpolantSequences, 131891/133276 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: 502]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a28 == 7 || a28 == 10) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a28 == 7 || a28 == 10) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 458.71 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 922.2 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.31 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 916.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 157.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4091.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.3 MB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. * CodeCheck took 408498.34 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 915.3 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 141.76 ms. Allocated memory is still 4.8 GB. Free memory was 3.6 GB in the beginning and 3.6 GB in the end (delta: 4.3 kB). Peak memory consumption was 4.3 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...