./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/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 5c739325db675539f25b419a33c8766e100c13e7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:28:03,206 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:28:03,207 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:28:03,214 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:28:03,214 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:28:03,215 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:28:03,216 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:28:03,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:28:03,218 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:28:03,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:28:03,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:28:03,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:28:03,220 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:28:03,220 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:28:03,221 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:28:03,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:28:03,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:28:03,224 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:28:03,225 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:28:03,226 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:28:03,227 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:28:03,228 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:28:03,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:28:03,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:28:03,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:28:03,231 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:28:03,232 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:28:03,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:28:03,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:28:03,233 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:28:03,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:28:03,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:28:03,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:28:03,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:28:03,235 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:28:03,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:28:03,236 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:28:03,246 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:28:03,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:28:03,247 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:28:03,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:28:03,247 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:28:03,247 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:28:03,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:28:03,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:28:03,249 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:28:03,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:28:03,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:28:03,249 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:28:03,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:28:03,250 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_ced216f8-0a43-4d79-a1dd-cf8582845451/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 -> 5c739325db675539f25b419a33c8766e100c13e7 [2018-11-18 15:28:03,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:28:03,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:28:03,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:28:03,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:28:03,286 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:28:03,287 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-18 15:28:03,329 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/data/54be4c4b4/5c730fcb4483452fb2edc08c606dc598/FLAG5d48ab3f2 [2018-11-18 15:28:03,791 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:28:03,791 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-18 15:28:03,800 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/data/54be4c4b4/5c730fcb4483452fb2edc08c606dc598/FLAG5d48ab3f2 [2018-11-18 15:28:04,306 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/data/54be4c4b4/5c730fcb4483452fb2edc08c606dc598 [2018-11-18 15:28:04,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:28:04,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:28:04,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:04,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:28:04,313 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:28:04,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488b2caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04, skipping insertion in model container [2018-11-18 15:28:04,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:28:04,356 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:28:04,599 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:04,603 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:28:04,668 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:04,678 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:28:04,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04 WrapperNode [2018-11-18 15:28:04,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:04,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:28:04,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:28:04,679 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:28:04,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:28:04,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:28:04,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:28:04,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:28:04,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... [2018-11-18 15:28:04,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:28:04,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:28:04,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:28:04,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:28:04,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:28:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:28:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:28:04,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:28:06,661 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:28:06,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:06 BoogieIcfgContainer [2018-11-18 15:28:06,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:28:06,663 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:28:06,663 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:28:06,672 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:28:06,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:06" (1/1) ... [2018-11-18 15:28:06,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 15:28:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 15:28:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 15:28:06,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-18 15:28:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-18 15:28:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 15:28:07,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-18 15:28:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-18 15:28:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 15:28:07,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-18 15:28:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-18 15:28:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 15:28:07,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-18 15:28:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-18 15:28:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 15:28:08,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:08,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-18 15:28:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-18 15:28:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:28:08,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:28:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:08,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-18 15:28:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-18 15:28:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 15:28:08,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:08,486 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-18 15:28:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-18 15:28:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 15:28:08,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:08,861 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-18 15:28:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-18 15:28:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:28:08,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:09,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-18 15:28:09,474 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-18 15:28:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:28:09,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-18 15:28:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 15:28:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 15:28:09,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-18 15:28:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-18 15:28:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 15:28:10,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-18 15:28:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-18 15:28:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:28:10,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-18 15:28:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-18 15:28:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:28:10,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-18 15:28:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-18 15:28:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:28:11,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-18 15:28:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-18 15:28:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 15:28:11,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 15:28:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-18 15:28:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-18 15:28:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 15:28:12,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 15:28:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-18 15:28:12,324 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-18 15:28:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 15:28:12,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-18 15:28:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-18 15:28:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 15:28:12,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,607 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-18 15:28:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-18 15:28:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 15:28:12,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-18 15:28:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-18 15:28:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 15:28:12,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-18 15:28:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-18 15:28:13,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:28:13,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-18 15:28:13,913 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-18 15:28:13,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:28:13,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-18 15:28:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-18 15:28:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:28:14,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:14,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-18 15:28:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-18 15:28:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:28:14,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:14,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-11-18 15:28:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-11-18 15:28:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:28:14,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-18 15:28:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-18 15:28:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:28:14,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:14,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-18 15:28:14,969 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-18 15:28:14,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:28:14,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,035 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:15,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-18 15:28:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-18 15:28:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:28:15,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,447 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:15,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 438 states and 632 transitions. [2018-11-18 15:28:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 632 transitions. [2018-11-18 15:28:15,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 15:28:15,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:16,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 481 states and 686 transitions. [2018-11-18 15:28:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 686 transitions. [2018-11-18 15:28:16,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:28:16,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 512 states and 722 transitions. [2018-11-18 15:28:17,480 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 722 transitions. [2018-11-18 15:28:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:28:17,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 526 states and 741 transitions. [2018-11-18 15:28:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 741 transitions. [2018-11-18 15:28:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 15:28:18,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:18,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 545 states and 760 transitions. [2018-11-18 15:28:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 760 transitions. [2018-11-18 15:28:18,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 15:28:18,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:18,563 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:18,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 559 states and 774 transitions. [2018-11-18 15:28:18,872 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 774 transitions. [2018-11-18 15:28:18,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:28:18,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:20,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 584 states and 824 transitions. [2018-11-18 15:28:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 824 transitions. [2018-11-18 15:28:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:28:20,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:20,113 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 603 states and 857 transitions. [2018-11-18 15:28:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 857 transitions. [2018-11-18 15:28:21,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:28:21,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:21,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 613 states and 869 transitions. [2018-11-18 15:28:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 869 transitions. [2018-11-18 15:28:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:28:21,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 624 states and 883 transitions. [2018-11-18 15:28:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 883 transitions. [2018-11-18 15:28:21,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:28:21,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 653 states and 918 transitions. [2018-11-18 15:28:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 918 transitions. [2018-11-18 15:28:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:28:22,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 658 states and 929 transitions. [2018-11-18 15:28:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 929 transitions. [2018-11-18 15:28:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:28:23,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 665 states and 938 transitions. [2018-11-18 15:28:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 938 transitions. [2018-11-18 15:28:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:28:23,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 682 states and 954 transitions. [2018-11-18 15:28:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 954 transitions. [2018-11-18 15:28:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:28:24,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:24,586 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:24,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 686 states and 957 transitions. [2018-11-18 15:28:24,755 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 957 transitions. [2018-11-18 15:28:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:28:24,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 727 states and 1007 transitions. [2018-11-18 15:28:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1007 transitions. [2018-11-18 15:28:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:28:26,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:26,070 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:26,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 743 states and 1030 transitions. [2018-11-18 15:28:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1030 transitions. [2018-11-18 15:28:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:28:26,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 747 states and 1034 transitions. [2018-11-18 15:28:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1034 transitions. [2018-11-18 15:28:27,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:28:27,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 748 states and 1038 transitions. [2018-11-18 15:28:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1038 transitions. [2018-11-18 15:28:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:27,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 763 states and 1063 transitions. [2018-11-18 15:28:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1063 transitions. [2018-11-18 15:28:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:27,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:27,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:27,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 773 states and 1073 transitions. [2018-11-18 15:28:27,992 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1073 transitions. [2018-11-18 15:28:27,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:27,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 15:28:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 779 states and 1087 transitions. [2018-11-18 15:28:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1087 transitions. [2018-11-18 15:28:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:28,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 15:28:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 780 states and 1091 transitions. [2018-11-18 15:28:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1091 transitions. [2018-11-18 15:28:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:28,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 15:28:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 781 states and 1095 transitions. [2018-11-18 15:28:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1095 transitions. [2018-11-18 15:28:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:28,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:28,929 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 15:28:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 782 states and 1098 transitions. [2018-11-18 15:28:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1098 transitions. [2018-11-18 15:28:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:29,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:28:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 802 states and 1120 transitions. [2018-11-18 15:28:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1120 transitions. [2018-11-18 15:28:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:28:30,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 836 states and 1164 transitions. [2018-11-18 15:28:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1164 transitions. [2018-11-18 15:28:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:28:31,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:31,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:31,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 858 states and 1189 transitions. [2018-11-18 15:28:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1189 transitions. [2018-11-18 15:28:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:28:31,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 860 states and 1191 transitions. [2018-11-18 15:28:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1191 transitions. [2018-11-18 15:28:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 15:28:32,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:32,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:32,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 867 states and 1201 transitions. [2018-11-18 15:28:32,854 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1201 transitions. [2018-11-18 15:28:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 15:28:32,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:33,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 894 states and 1230 transitions. [2018-11-18 15:28:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1230 transitions. [2018-11-18 15:28:33,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 15:28:33,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 933 states and 1272 transitions. [2018-11-18 15:28:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1272 transitions. [2018-11-18 15:28:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:28:34,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:35,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 981 states and 1333 transitions. [2018-11-18 15:28:35,883 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1333 transitions. [2018-11-18 15:28:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:28:35,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:35,913 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:36,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 992 states and 1347 transitions. [2018-11-18 15:28:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1347 transitions. [2018-11-18 15:28:36,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:28:36,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 993 states and 1349 transitions. [2018-11-18 15:28:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1349 transitions. [2018-11-18 15:28:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:28:36,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1011 states and 1369 transitions. [2018-11-18 15:28:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1369 transitions. [2018-11-18 15:28:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 15:28:36,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:28:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1017 states and 1377 transitions. [2018-11-18 15:28:37,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1377 transitions. [2018-11-18 15:28:37,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:37,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1046 states and 1413 transitions. [2018-11-18 15:28:38,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1413 transitions. [2018-11-18 15:28:38,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:38,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1063 states and 1431 transitions. [2018-11-18 15:28:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1431 transitions. [2018-11-18 15:28:38,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:38,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,491 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:38,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1081 states and 1450 transitions. [2018-11-18 15:28:38,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1450 transitions. [2018-11-18 15:28:38,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:38,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,780 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1111 states and 1483 transitions. [2018-11-18 15:28:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1483 transitions. [2018-11-18 15:28:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:39,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:39,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1112 states and 1484 transitions. [2018-11-18 15:28:39,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1484 transitions. [2018-11-18 15:28:39,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:28:39,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,594 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1121 states and 1493 transitions. [2018-11-18 15:28:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1493 transitions. [2018-11-18 15:28:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 15:28:39,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:28:40,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:40,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1122 states and 1494 transitions. [2018-11-18 15:28:40,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1494 transitions. [2018-11-18 15:28:40,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 15:28:40,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 15:28:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1128 states and 1503 transitions. [2018-11-18 15:28:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1503 transitions. [2018-11-18 15:28:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 15:28:40,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:28:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1137 states and 1517 transitions. [2018-11-18 15:28:41,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1517 transitions. [2018-11-18 15:28:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 15:28:41,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:28:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1144 states and 1526 transitions. [2018-11-18 15:28:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1526 transitions. [2018-11-18 15:28:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:41,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1170 states and 1567 transitions. [2018-11-18 15:28:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1567 transitions. [2018-11-18 15:28:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:44,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:45,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1181 states and 1580 transitions. [2018-11-18 15:28:45,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1580 transitions. [2018-11-18 15:28:45,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:45,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1189 states and 1587 transitions. [2018-11-18 15:28:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1587 transitions. [2018-11-18 15:28:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:46,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:46,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1196 states and 1593 transitions. [2018-11-18 15:28:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1593 transitions. [2018-11-18 15:28:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:46,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1204 states and 1602 transitions. [2018-11-18 15:28:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1602 transitions. [2018-11-18 15:28:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:46,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1205 states and 1602 transitions. [2018-11-18 15:28:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1602 transitions. [2018-11-18 15:28:47,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:47,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1207 states and 1605 transitions. [2018-11-18 15:28:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1605 transitions. [2018-11-18 15:28:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:28:47,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:28:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1210 states and 1609 transitions. [2018-11-18 15:28:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1609 transitions. [2018-11-18 15:28:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 15:28:48,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:48,144 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:28:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1231 states and 1630 transitions. [2018-11-18 15:28:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1630 transitions. [2018-11-18 15:28:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 15:28:48,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:28:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:49,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1248 states and 1646 transitions. [2018-11-18 15:28:49,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1646 transitions. [2018-11-18 15:28:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 15:28:49,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:28:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1252 states and 1649 transitions. [2018-11-18 15:28:49,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1649 transitions. [2018-11-18 15:28:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:28:49,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 15:28:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:50,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1272 states and 1678 transitions. [2018-11-18 15:28:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1678 transitions. [2018-11-18 15:28:50,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:28:50,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 15:28:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1278 states and 1685 transitions. [2018-11-18 15:28:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1685 transitions. [2018-11-18 15:28:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:28:50,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1283 states and 1690 transitions. [2018-11-18 15:28:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1690 transitions. [2018-11-18 15:28:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:28:50,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:50,942 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 15:28:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1292 states and 1699 transitions. [2018-11-18 15:28:51,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1699 transitions. [2018-11-18 15:28:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 15:28:51,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:51,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1312 states and 1722 transitions. [2018-11-18 15:28:51,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1722 transitions. [2018-11-18 15:28:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 15:28:51,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 15:28:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:52,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1322 states and 1737 transitions. [2018-11-18 15:28:52,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1737 transitions. [2018-11-18 15:28:52,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 15:28:52,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 15:28:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1350 states and 1767 transitions. [2018-11-18 15:28:53,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1767 transitions. [2018-11-18 15:28:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 15:28:53,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 15:28:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1354 states and 1770 transitions. [2018-11-18 15:28:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1770 transitions. [2018-11-18 15:28:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:28:53,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:28:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1359 states and 1776 transitions. [2018-11-18 15:28:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1776 transitions. [2018-11-18 15:28:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:28:53,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:28:53,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1367 states and 1783 transitions. [2018-11-18 15:28:53,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1783 transitions. [2018-11-18 15:28:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:28:53,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:28:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1371 states and 1786 transitions. [2018-11-18 15:28:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1786 transitions. [2018-11-18 15:28:54,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:28:54,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:55,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1405 states and 1825 transitions. [2018-11-18 15:28:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1825 transitions. [2018-11-18 15:28:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:28:55,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1410 states and 1830 transitions. [2018-11-18 15:28:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1830 transitions. [2018-11-18 15:28:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:28:55,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1415 states and 1837 transitions. [2018-11-18 15:28:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1837 transitions. [2018-11-18 15:28:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:28:55,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:28:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1420 states and 1842 transitions. [2018-11-18 15:28:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1842 transitions. [2018-11-18 15:28:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 15:28:56,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:28:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1423 states and 1844 transitions. [2018-11-18 15:28:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1844 transitions. [2018-11-18 15:28:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 15:28:56,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 15:28:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1456 states and 1879 transitions. [2018-11-18 15:28:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1879 transitions. [2018-11-18 15:28:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:28:57,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-18 15:28:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1570 states and 2001 transitions. [2018-11-18 15:28:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2001 transitions. [2018-11-18 15:28:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 15:28:59,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 15:29:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1625 states and 2060 transitions. [2018-11-18 15:29:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2060 transitions. [2018-11-18 15:29:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:03,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1641 states and 2079 transitions. [2018-11-18 15:29:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2079 transitions. [2018-11-18 15:29:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:04,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1682 states and 2124 transitions. [2018-11-18 15:29:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2124 transitions. [2018-11-18 15:29:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:05,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:06,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1701 states and 2144 transitions. [2018-11-18 15:29:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2144 transitions. [2018-11-18 15:29:06,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:06,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:06,295 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1718 states and 2160 transitions. [2018-11-18 15:29:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2160 transitions. [2018-11-18 15:29:06,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:06,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1736 states and 2179 transitions. [2018-11-18 15:29:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2179 transitions. [2018-11-18 15:29:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:07,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1740 states and 2185 transitions. [2018-11-18 15:29:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2185 transitions. [2018-11-18 15:29:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:07,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1744 states and 2190 transitions. [2018-11-18 15:29:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2190 transitions. [2018-11-18 15:29:08,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:08,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1747 states and 2194 transitions. [2018-11-18 15:29:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2194 transitions. [2018-11-18 15:29:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:08,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1748 states and 2195 transitions. [2018-11-18 15:29:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2195 transitions. [2018-11-18 15:29:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:08,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:09,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1752 states and 2202 transitions. [2018-11-18 15:29:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2202 transitions. [2018-11-18 15:29:09,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:29:09,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 15:29:10,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1770 states and 2220 transitions. [2018-11-18 15:29:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2220 transitions. [2018-11-18 15:29:10,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 15:29:10,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 15:29:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1771 states and 2222 transitions. [2018-11-18 15:29:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2222 transitions. [2018-11-18 15:29:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 15:29:10,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 15:29:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1776 states and 2226 transitions. [2018-11-18 15:29:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2226 transitions. [2018-11-18 15:29:10,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:29:10,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 15:29:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:11,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1796 states and 2247 transitions. [2018-11-18 15:29:11,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2247 transitions. [2018-11-18 15:29:11,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:29:11,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 15:29:11,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:11,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1797 states and 2248 transitions. [2018-11-18 15:29:11,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2248 transitions. [2018-11-18 15:29:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 15:29:11,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:13,253 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:29:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:15,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1802 states and 2255 transitions. [2018-11-18 15:29:15,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2255 transitions. [2018-11-18 15:29:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:15,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:15,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1816 states and 2277 transitions. [2018-11-18 15:29:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2277 transitions. [2018-11-18 15:29:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:15,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:16,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1821 states and 2284 transitions. [2018-11-18 15:29:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2284 transitions. [2018-11-18 15:29:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:16,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:16,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1826 states and 2290 transitions. [2018-11-18 15:29:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2290 transitions. [2018-11-18 15:29:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:16,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1837 states and 2300 transitions. [2018-11-18 15:29:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2300 transitions. [2018-11-18 15:29:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:17,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:17,227 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1842 states and 2307 transitions. [2018-11-18 15:29:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2307 transitions. [2018-11-18 15:29:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:17,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:17,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1847 states and 2312 transitions. [2018-11-18 15:29:17,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2312 transitions. [2018-11-18 15:29:17,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:17,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1852 states and 2318 transitions. [2018-11-18 15:29:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2318 transitions. [2018-11-18 15:29:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:18,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1853 states and 2318 transitions. [2018-11-18 15:29:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2318 transitions. [2018-11-18 15:29:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:18,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:18,815 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1858 states and 2325 transitions. [2018-11-18 15:29:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2325 transitions. [2018-11-18 15:29:19,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:19,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:19,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1869 states and 2336 transitions. [2018-11-18 15:29:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2336 transitions. [2018-11-18 15:29:19,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 15:29:19,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 15:29:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1874 states and 2341 transitions. [2018-11-18 15:29:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2341 transitions. [2018-11-18 15:29:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 15:29:20,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:29:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1879 states and 2346 transitions. [2018-11-18 15:29:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2346 transitions. [2018-11-18 15:29:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 15:29:20,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:29:20,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:20,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1884 states and 2351 transitions. [2018-11-18 15:29:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2351 transitions. [2018-11-18 15:29:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:20,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:21,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1902 states and 2369 transitions. [2018-11-18 15:29:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2369 transitions. [2018-11-18 15:29:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:21,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1904 states and 2370 transitions. [2018-11-18 15:29:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2370 transitions. [2018-11-18 15:29:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:21,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:21,557 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:21,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1925 states and 2391 transitions. [2018-11-18 15:29:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2391 transitions. [2018-11-18 15:29:21,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:21,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1955 states and 2424 transitions. [2018-11-18 15:29:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2424 transitions. [2018-11-18 15:29:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:22,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:22,599 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1973 states and 2442 transitions. [2018-11-18 15:29:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2442 transitions. [2018-11-18 15:29:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:23,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1975 states and 2443 transitions. [2018-11-18 15:29:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2443 transitions. [2018-11-18 15:29:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:23,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1992 states and 2459 transitions. [2018-11-18 15:29:23,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2459 transitions. [2018-11-18 15:29:23,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:23,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1993 states and 2460 transitions. [2018-11-18 15:29:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2460 transitions. [2018-11-18 15:29:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:24,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1995 states and 2461 transitions. [2018-11-18 15:29:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2461 transitions. [2018-11-18 15:29:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:24,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:24,452 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1997 states and 2462 transitions. [2018-11-18 15:29:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2462 transitions. [2018-11-18 15:29:24,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:29:24,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:29:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1999 states and 2463 transitions. [2018-11-18 15:29:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2463 transitions. [2018-11-18 15:29:24,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 15:29:24,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:29:25,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2004 states and 2468 transitions. [2018-11-18 15:29:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2468 transitions. [2018-11-18 15:29:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 15:29:25,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:29:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:25,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2009 states and 2473 transitions. [2018-11-18 15:29:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2473 transitions. [2018-11-18 15:29:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 15:29:25,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 15:29:26,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:26,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2014 states and 2478 transitions. [2018-11-18 15:29:26,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2478 transitions. [2018-11-18 15:29:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 15:29:26,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 183 proven. 10 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 15:29:26,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2015 states and 2478 transitions. [2018-11-18 15:29:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2478 transitions. [2018-11-18 15:29:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 15:29:26,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 15:29:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2024 states and 2488 transitions. [2018-11-18 15:29:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2488 transitions. [2018-11-18 15:29:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 15:29:27,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:27,157 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2018-11-18 15:29:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 2028 states and 2491 transitions. [2018-11-18 15:29:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2491 transitions. [2018-11-18 15:29:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 15:29:27,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 15:29:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2037 states and 2501 transitions. [2018-11-18 15:29:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2501 transitions. [2018-11-18 15:29:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:29:27,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:29,693 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 15:29:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2096 states and 2565 transitions. [2018-11-18 15:29:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2565 transitions. [2018-11-18 15:29:34,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:29:34,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 15:29:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2141 states and 2611 transitions. [2018-11-18 15:29:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2611 transitions. [2018-11-18 15:29:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:29:37,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 15:29:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2142 states and 2611 transitions. [2018-11-18 15:29:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2611 transitions. [2018-11-18 15:29:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 15:29:37,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-18 15:29:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2232 states and 2717 transitions. [2018-11-18 15:29:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2717 transitions. [2018-11-18 15:29:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 15:29:39,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-18 15:29:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:41,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2162 states and 2642 transitions. [2018-11-18 15:29:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2642 transitions. [2018-11-18 15:29:41,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:29:41,115 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 158 iterations. [2018-11-18 15:29:41,121 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:29:41,437 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 15:29:41,736 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 15:29:41,877 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 15:29:42,025 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 15:29:42,512 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-11-18 15:29:42,653 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 15:29:42,982 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 38 [2018-11-18 15:29:43,665 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 15:29:44,409 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 15:29:44,722 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 14 [2018-11-18 15:29:45,014 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2018-11-18 15:29:45,122 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 14 [2018-11-18 15:29:45,415 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 38 [2018-11-18 15:29:45,747 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:29:45,750 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 15:29:45,754 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 15:29:45,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:29:45 ImpRootNode [2018-11-18 15:29:45,754 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:29:45,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:29:45,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:29:45,755 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:29:45,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:06" (3/4) ... [2018-11-18 15:29:45,757 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:29:45,770 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 15:29:45,771 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 15:29:45,771 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 15:29:45,772 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:29:45,851 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ced216f8-0a43-4d79-a1dd-cf8582845451/bin-2019/ukojak/witness.graphml [2018-11-18 15:29:45,851 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:29:45,852 INFO L168 Benchmark]: Toolchain (without parser) took 101543.10 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 956.6 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 753.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,852 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:29:45,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,853 INFO L168 Benchmark]: Boogie Preprocessor took 44.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:29:45,853 INFO L168 Benchmark]: RCFGBuilder took 1828.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.5 MB in the end (delta: 225.7 MB). Peak memory consumption was 225.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,854 INFO L168 Benchmark]: CodeCheck took 99091.86 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 889.5 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,854 INFO L168 Benchmark]: Witness Printer took 96.58 ms. Allocated memory is still 3.7 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:45,855 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, 199 locations, 1 error locations. SAFE Result, 94.4s OverallTime, 158 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1375716656 SDtfs, 752937840 SDslu, 1879168576 SDs, 0 SdLazy, -1255281426 SolverSat, -1291713170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 444.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 176415 GetRequests, 173816 SyntacticMatches, 1245 SemanticMatches, 1354 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1145096 ImplicationChecksByTransitivity, 78.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 25279 NumberOfCodeBlocks, 25279 NumberOfCodeBlocksAsserted, 157 NumberOfCheckSat, 25122 ConstructedInterpolants, 0 QuantifiedInterpolants, 13839816 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 157 InterpolantComputations, 143 PerfectInterpolantSequences, 21052/21161 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: 560]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a16 == 6)) || !(a17 == 1)) || a8 == 15 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a16 == 6)) || !(a17 == 1)) || a8 == 15 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1828.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.5 MB in the end (delta: 225.7 MB). Peak memory consumption was 225.7 MB. Max. memory is 11.5 GB. * CodeCheck took 99091.86 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 889.5 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 96.58 ms. Allocated memory is still 3.7 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...