./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label59_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_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/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 c830b0c5c33990192c3ba87f57f72df9f3b5a041 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:08:04,213 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:08:04,215 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:08:04,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:08:04,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:08:04,221 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:08:04,222 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:08:04,223 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:08:04,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:08:04,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:08:04,225 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:08:04,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:08:04,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:08:04,227 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:08:04,228 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:08:04,228 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:08:04,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:08:04,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:08:04,231 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:08:04,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:08:04,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:08:04,233 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:08:04,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:08:04,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:08:04,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:08:04,235 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:08:04,236 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:08:04,236 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:08:04,237 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:08:04,237 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:08:04,237 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:08:04,238 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:08:04,238 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:08:04,238 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:08:04,238 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:08:04,239 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:08:04,239 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:08:04,247 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:08:04,247 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:08:04,250 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:08:04,250 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:08:04,251 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:08:04,251 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:08:04,251 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:08:04,251 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:08:04,251 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:08:04,251 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:08:04,252 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:08:04,253 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:08:04,253 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:08:04,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:08:04,253 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:08:04,253 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:08:04,253 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:08:04,253 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:08:04,254 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:08:04,254 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:08:04,254 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:08:04,254 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:08:04,254 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_20a60f46-c1d6-42c1-bc20-551c9f5054bc/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 -> c830b0c5c33990192c3ba87f57f72df9f3b5a041 [2018-11-18 11:08:04,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:08:04,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:08:04,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:08:04,289 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:08:04,290 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:08:04,290 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c [2018-11-18 11:08:04,328 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/data/8e430af02/bb2a0f3f69d54880a9fa7ff96c11802a/FLAGa4a41fac2 [2018-11-18 11:08:04,777 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:08:04,777 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c [2018-11-18 11:08:04,786 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/data/8e430af02/bb2a0f3f69d54880a9fa7ff96c11802a/FLAGa4a41fac2 [2018-11-18 11:08:04,797 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/data/8e430af02/bb2a0f3f69d54880a9fa7ff96c11802a [2018-11-18 11:08:04,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:08:04,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:08:04,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:08:04,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:08:04,804 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:08:04,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:04" (1/1) ... [2018-11-18 11:08:04,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:04, skipping insertion in model container [2018-11-18 11:08:04,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:04" (1/1) ... [2018-11-18 11:08:04,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:08:04,849 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:08:05,070 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:08:05,073 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:08:05,139 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:08:05,151 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:08:05,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05 WrapperNode [2018-11-18 11:08:05,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:08:05,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:08:05,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:08:05,153 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:08:05,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:08:05,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:08:05,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:08:05,255 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:08:05,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... [2018-11-18 11:08:05,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:08:05,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:08:05,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:08:05,295 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:08:05,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/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 11:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:08:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:08:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:08:06,750 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:08:06,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:06 BoogieIcfgContainer [2018-11-18 11:08:06,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:08:06,751 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:08:06,751 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:08:06,757 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:08:06,758 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:06" (1/1) ... [2018-11-18 11:08:06,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:08:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 11:08:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 11:08:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 11:08:06,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:07,036 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 11:08:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:07,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-11-18 11:08:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-11-18 11:08:07,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 11:08:07,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:07,457 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 11:08:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2018-11-18 11:08:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2018-11-18 11:08:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 11:08:07,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:07,920 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 11:08:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:08,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 289 states and 416 transitions. [2018-11-18 11:08:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 416 transitions. [2018-11-18 11:08:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:08:08,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-11-18 11:08:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-11-18 11:08:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 11:08:08,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 303 states and 438 transitions. [2018-11-18 11:08:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 438 transitions. [2018-11-18 11:08:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 11:08:08,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:08,967 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 308 states and 450 transitions. [2018-11-18 11:08:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 450 transitions. [2018-11-18 11:08:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 11:08:09,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:09,244 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 11:08:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 323 states and 469 transitions. [2018-11-18 11:08:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 469 transitions. [2018-11-18 11:08:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 11:08:09,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:09,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 332 states and 483 transitions. [2018-11-18 11:08:09,985 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 483 transitions. [2018-11-18 11:08:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 11:08:09,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 336 states and 488 transitions. [2018-11-18 11:08:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 488 transitions. [2018-11-18 11:08:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:08:10,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:10,193 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 11:08:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 337 states and 490 transitions. [2018-11-18 11:08:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 490 transitions. [2018-11-18 11:08:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 11:08:10,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 338 states and 491 transitions. [2018-11-18 11:08:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 491 transitions. [2018-11-18 11:08:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:08:10,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:10,479 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 11:08:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 349 states and 503 transitions. [2018-11-18 11:08:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 503 transitions. [2018-11-18 11:08:10,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:08:10,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:11,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 362 states and 524 transitions. [2018-11-18 11:08:11,513 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 524 transitions. [2018-11-18 11:08:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:08:11,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 367 states and 529 transitions. [2018-11-18 11:08:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 529 transitions. [2018-11-18 11:08:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:08:11,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 372 states and 536 transitions. [2018-11-18 11:08:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 536 transitions. [2018-11-18 11:08:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 11:08:11,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:08:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 377 states and 548 transitions. [2018-11-18 11:08:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 548 transitions. [2018-11-18 11:08:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 11:08:12,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:12,169 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 395 states and 568 transitions. [2018-11-18 11:08:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 568 transitions. [2018-11-18 11:08:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 11:08:12,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:12,456 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 11:08:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:12,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 401 states and 576 transitions. [2018-11-18 11:08:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 576 transitions. [2018-11-18 11:08:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 11:08:12,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:12,605 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 11:08:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 416 states and 598 transitions. [2018-11-18 11:08:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 598 transitions. [2018-11-18 11:08:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 11:08:12,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 417 states and 602 transitions. [2018-11-18 11:08:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 602 transitions. [2018-11-18 11:08:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:08:13,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:13,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:13,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 424 states and 609 transitions. [2018-11-18 11:08:13,237 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 609 transitions. [2018-11-18 11:08:13,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:08:13,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 440 states and 629 transitions. [2018-11-18 11:08:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 629 transitions. [2018-11-18 11:08:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:08:13,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:13,930 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 11:08:14,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 461 states and 656 transitions. [2018-11-18 11:08:14,357 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 656 transitions. [2018-11-18 11:08:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:08:14,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 467 states and 666 transitions. [2018-11-18 11:08:14,773 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 666 transitions. [2018-11-18 11:08:14,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:14,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 468 states and 668 transitions. [2018-11-18 11:08:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 668 transitions. [2018-11-18 11:08:14,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:14,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:14,924 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 469 states and 670 transitions. [2018-11-18 11:08:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 670 transitions. [2018-11-18 11:08:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:15,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 480 states and 684 transitions. [2018-11-18 11:08:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 684 transitions. [2018-11-18 11:08:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:15,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:15,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:15,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 489 states and 693 transitions. [2018-11-18 11:08:15,348 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 693 transitions. [2018-11-18 11:08:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 11:08:15,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:15,391 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 11:08:15,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 500 states and 707 transitions. [2018-11-18 11:08:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 707 transitions. [2018-11-18 11:08:15,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 11:08:15,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 517 states and 727 transitions. [2018-11-18 11:08:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 727 transitions. [2018-11-18 11:08:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:08:16,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 527 states and 738 transitions. [2018-11-18 11:08:16,882 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 738 transitions. [2018-11-18 11:08:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:08:16,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:16,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:16,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 528 states and 740 transitions. [2018-11-18 11:08:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 740 transitions. [2018-11-18 11:08:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 11:08:16,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 553 states and 773 transitions. [2018-11-18 11:08:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 773 transitions. [2018-11-18 11:08:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 11:08:17,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:18,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 564 states and 784 transitions. [2018-11-18 11:08:18,303 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 784 transitions. [2018-11-18 11:08:18,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:08:18,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:18,321 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 573 states and 793 transitions. [2018-11-18 11:08:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 793 transitions. [2018-11-18 11:08:18,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:08:18,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 578 states and 798 transitions. [2018-11-18 11:08:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 798 transitions. [2018-11-18 11:08:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:08:18,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 583 states and 804 transitions. [2018-11-18 11:08:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 804 transitions. [2018-11-18 11:08:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:08:18,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:18,610 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 11:08:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:18,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 584 states and 804 transitions. [2018-11-18 11:08:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 804 transitions. [2018-11-18 11:08:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:08:18,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:18,783 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 11:08:19,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:19,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 655 states and 885 transitions. [2018-11-18 11:08:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 885 transitions. [2018-11-18 11:08:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:08:19,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:19,550 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 660 states and 895 transitions. [2018-11-18 11:08:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 895 transitions. [2018-11-18 11:08:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:08:19,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 662 states and 897 transitions. [2018-11-18 11:08:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 897 transitions. [2018-11-18 11:08:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 11:08:19,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 677 states and 913 transitions. [2018-11-18 11:08:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 913 transitions. [2018-11-18 11:08:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 11:08:20,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 693 states and 935 transitions. [2018-11-18 11:08:20,842 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 935 transitions. [2018-11-18 11:08:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 11:08:20,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 713 states and 959 transitions. [2018-11-18 11:08:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 959 transitions. [2018-11-18 11:08:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 11:08:21,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 720 states and 964 transitions. [2018-11-18 11:08:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 964 transitions. [2018-11-18 11:08:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 11:08:21,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 744 states and 1002 transitions. [2018-11-18 11:08:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1002 transitions. [2018-11-18 11:08:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:08:23,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 752 states and 1012 transitions. [2018-11-18 11:08:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1012 transitions. [2018-11-18 11:08:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:08:24,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:24,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 758 states and 1018 transitions. [2018-11-18 11:08:24,296 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1018 transitions. [2018-11-18 11:08:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 11:08:24,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 781 states and 1044 transitions. [2018-11-18 11:08:24,974 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1044 transitions. [2018-11-18 11:08:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 11:08:24,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 782 states and 1045 transitions. [2018-11-18 11:08:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1045 transitions. [2018-11-18 11:08:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 11:08:25,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 783 states and 1046 transitions. [2018-11-18 11:08:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1046 transitions. [2018-11-18 11:08:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:08:25,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,153 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 789 states and 1054 transitions. [2018-11-18 11:08:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1054 transitions. [2018-11-18 11:08:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:08:25,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:26,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:26,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 799 states and 1067 transitions. [2018-11-18 11:08:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1067 transitions. [2018-11-18 11:08:26,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:08:26,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 825 states and 1095 transitions. [2018-11-18 11:08:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1095 transitions. [2018-11-18 11:08:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:08:26,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,003 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 827 states and 1097 transitions. [2018-11-18 11:08:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1097 transitions. [2018-11-18 11:08:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 11:08:27,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 837 states and 1108 transitions. [2018-11-18 11:08:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1108 transitions. [2018-11-18 11:08:27,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 11:08:27,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,271 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 11:08:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 841 states and 1114 transitions. [2018-11-18 11:08:27,527 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1114 transitions. [2018-11-18 11:08:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 11:08:27,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 847 states and 1131 transitions. [2018-11-18 11:08:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1131 transitions. [2018-11-18 11:08:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:28,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,196 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 854 states and 1138 transitions. [2018-11-18 11:08:28,356 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1138 transitions. [2018-11-18 11:08:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:28,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,374 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 875 states and 1161 transitions. [2018-11-18 11:08:28,436 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1161 transitions. [2018-11-18 11:08:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 11:08:28,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 884 states and 1171 transitions. [2018-11-18 11:08:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1171 transitions. [2018-11-18 11:08:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 11:08:28,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 893 states and 1181 transitions. [2018-11-18 11:08:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1181 transitions. [2018-11-18 11:08:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 11:08:28,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:28,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 904 states and 1193 transitions. [2018-11-18 11:08:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1193 transitions. [2018-11-18 11:08:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 11:08:28,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:28,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 905 states and 1194 transitions. [2018-11-18 11:08:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1194 transitions. [2018-11-18 11:08:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:28,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 910 states and 1200 transitions. [2018-11-18 11:08:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1200 transitions. [2018-11-18 11:08:28,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:28,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 914 states and 1203 transitions. [2018-11-18 11:08:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1203 transitions. [2018-11-18 11:08:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:28,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 926 states and 1218 transitions. [2018-11-18 11:08:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1218 transitions. [2018-11-18 11:08:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:29,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 928 states and 1219 transitions. [2018-11-18 11:08:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1219 transitions. [2018-11-18 11:08:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:29,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 930 states and 1220 transitions. [2018-11-18 11:08:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1220 transitions. [2018-11-18 11:08:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:08:29,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:08:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 965 states and 1261 transitions. [2018-11-18 11:08:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1261 transitions. [2018-11-18 11:08:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:08:30,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:08:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 979 states and 1278 transitions. [2018-11-18 11:08:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1278 transitions. [2018-11-18 11:08:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:08:31,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:31,325 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 984 states and 1290 transitions. [2018-11-18 11:08:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1290 transitions. [2018-11-18 11:08:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:08:31,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:08:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 989 states and 1295 transitions. [2018-11-18 11:08:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1295 transitions. [2018-11-18 11:08:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 11:08:31,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:31,812 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 11:08:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1026 states and 1345 transitions. [2018-11-18 11:08:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1345 transitions. [2018-11-18 11:08:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 11:08:32,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:32,759 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 11:08:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1036 states and 1356 transitions. [2018-11-18 11:08:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1356 transitions. [2018-11-18 11:08:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 11:08:32,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:33,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1043 states and 1363 transitions. [2018-11-18 11:08:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1363 transitions. [2018-11-18 11:08:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 11:08:33,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:33,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:33,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1050 states and 1370 transitions. [2018-11-18 11:08:33,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1370 transitions. [2018-11-18 11:08:33,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 11:08:33,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 11:08:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1069 states and 1389 transitions. [2018-11-18 11:08:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1389 transitions. [2018-11-18 11:08:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 11:08:33,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 11:08:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1070 states and 1390 transitions. [2018-11-18 11:08:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1390 transitions. [2018-11-18 11:08:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 11:08:33,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,732 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 11:08:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:33,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1074 states and 1394 transitions. [2018-11-18 11:08:33,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1394 transitions. [2018-11-18 11:08:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 11:08:33,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,942 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 11:08:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1097 states and 1419 transitions. [2018-11-18 11:08:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1419 transitions. [2018-11-18 11:08:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 11:08:34,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1111 states and 1435 transitions. [2018-11-18 11:08:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1435 transitions. [2018-11-18 11:08:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:08:34,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 11:08:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1115 states and 1448 transitions. [2018-11-18 11:08:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1448 transitions. [2018-11-18 11:08:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 11:08:35,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:08:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1116 states and 1449 transitions. [2018-11-18 11:08:35,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1449 transitions. [2018-11-18 11:08:35,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 11:08:35,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:35,433 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1125 states and 1457 transitions. [2018-11-18 11:08:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1457 transitions. [2018-11-18 11:08:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 11:08:35,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1135 states and 1468 transitions. [2018-11-18 11:08:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1468 transitions. [2018-11-18 11:08:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:08:35,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 11:08:35,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1136 states and 1471 transitions. [2018-11-18 11:08:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1471 transitions. [2018-11-18 11:08:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:08:35,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:36,202 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 11:08:36,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:36,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1142 states and 1481 transitions. [2018-11-18 11:08:36,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1481 transitions. [2018-11-18 11:08:36,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:08:36,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:36,921 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:08:37,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:37,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1174 states and 1513 transitions. [2018-11-18 11:08:37,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1513 transitions. [2018-11-18 11:08:37,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:08:37,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:08:37,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:37,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1175 states and 1514 transitions. [2018-11-18 11:08:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1514 transitions. [2018-11-18 11:08:37,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 11:08:37,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1187 states and 1526 transitions. [2018-11-18 11:08:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1526 transitions. [2018-11-18 11:08:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 11:08:37,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:37,638 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:08:37,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1199 states and 1538 transitions. [2018-11-18 11:08:37,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1538 transitions. [2018-11-18 11:08:37,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 11:08:37,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:08:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1220 states and 1557 transitions. [2018-11-18 11:08:38,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1557 transitions. [2018-11-18 11:08:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:08:38,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:08:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:39,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1226 states and 1564 transitions. [2018-11-18 11:08:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1564 transitions. [2018-11-18 11:08:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:08:39,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:08:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1227 states and 1567 transitions. [2018-11-18 11:08:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1567 transitions. [2018-11-18 11:08:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:08:39,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:08:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1228 states and 1568 transitions. [2018-11-18 11:08:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1568 transitions. [2018-11-18 11:08:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:08:39,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 11:08:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1243 states and 1585 transitions. [2018-11-18 11:08:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1585 transitions. [2018-11-18 11:08:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:08:40,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 11:08:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1253 states and 1594 transitions. [2018-11-18 11:08:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1594 transitions. [2018-11-18 11:08:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 11:08:40,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 11:08:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1292 states and 1641 transitions. [2018-11-18 11:08:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1641 transitions. [2018-11-18 11:08:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:08:41,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1308 states and 1659 transitions. [2018-11-18 11:08:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1659 transitions. [2018-11-18 11:08:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:08:42,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:42,578 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:08:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1318 states and 1667 transitions. [2018-11-18 11:08:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1667 transitions. [2018-11-18 11:08:42,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:08:42,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1357 states and 1707 transitions. [2018-11-18 11:08:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1707 transitions. [2018-11-18 11:08:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:08:42,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1360 states and 1712 transitions. [2018-11-18 11:08:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1712 transitions. [2018-11-18 11:08:43,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:08:43,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1361 states and 1714 transitions. [2018-11-18 11:08:43,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1714 transitions. [2018-11-18 11:08:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:08:43,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:08:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1419 states and 1775 transitions. [2018-11-18 11:08:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1775 transitions. [2018-11-18 11:08:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:08:44,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:08:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1420 states and 1777 transitions. [2018-11-18 11:08:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1777 transitions. [2018-11-18 11:08:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:08:44,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:44,646 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 11:08:45,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1428 states and 1790 transitions. [2018-11-18 11:08:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1790 transitions. [2018-11-18 11:08:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:08:45,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 11:08:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1455 states and 1827 transitions. [2018-11-18 11:08:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1827 transitions. [2018-11-18 11:08:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:08:46,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 11:08:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1487 states and 1863 transitions. [2018-11-18 11:08:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1863 transitions. [2018-11-18 11:08:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 11:08:47,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:47,470 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 11:08:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1502 states and 1880 transitions. [2018-11-18 11:08:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1880 transitions. [2018-11-18 11:08:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 11:08:47,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 11:08:48,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:48,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1512 states and 1895 transitions. [2018-11-18 11:08:48,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1895 transitions. [2018-11-18 11:08:48,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 11:08:48,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:49,281 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 99 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1570 states and 1956 transitions. [2018-11-18 11:08:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1956 transitions. [2018-11-18 11:08:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 11:08:51,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 11:08:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:52,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1575 states and 1963 transitions. [2018-11-18 11:08:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1963 transitions. [2018-11-18 11:08:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:08:52,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:08:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:53,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1580 states and 1982 transitions. [2018-11-18 11:08:53,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1982 transitions. [2018-11-18 11:08:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:08:53,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:08:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1596 states and 1998 transitions. [2018-11-18 11:08:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1998 transitions. [2018-11-18 11:08:53,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:08:53,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-18 11:08:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1615 states and 2022 transitions. [2018-11-18 11:08:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2022 transitions. [2018-11-18 11:08:54,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:08:54,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 11:08:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:55,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1616 states and 2023 transitions. [2018-11-18 11:08:55,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2023 transitions. [2018-11-18 11:08:55,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 11:08:55,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 11:08:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1628 states and 2038 transitions. [2018-11-18 11:08:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2038 transitions. [2018-11-18 11:08:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 11:08:56,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 11:08:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1629 states and 2040 transitions. [2018-11-18 11:08:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2040 transitions. [2018-11-18 11:08:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 11:08:56,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 11:08:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1635 states and 2049 transitions. [2018-11-18 11:08:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2049 transitions. [2018-11-18 11:08:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:08:57,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 11:08:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:57,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1654 states and 2066 transitions. [2018-11-18 11:08:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2066 transitions. [2018-11-18 11:08:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 11:08:57,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:08:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1656 states and 2068 transitions. [2018-11-18 11:08:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2068 transitions. [2018-11-18 11:08:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:08:57,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:08:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1691 states and 2107 transitions. [2018-11-18 11:08:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2107 transitions. [2018-11-18 11:08:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:08:58,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:08:59,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1702 states and 2117 transitions. [2018-11-18 11:08:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2117 transitions. [2018-11-18 11:08:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:08:59,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:09:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1750 states and 2172 transitions. [2018-11-18 11:09:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2172 transitions. [2018-11-18 11:09:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:09:03,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 11:09:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1751 states and 2174 transitions. [2018-11-18 11:09:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2174 transitions. [2018-11-18 11:09:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:09:03,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 113 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:09:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1755 states and 2178 transitions. [2018-11-18 11:09:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2178 transitions. [2018-11-18 11:09:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:09:03,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:09:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1760 states and 2191 transitions. [2018-11-18 11:09:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2191 transitions. [2018-11-18 11:09:04,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:09:04,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 193 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:09,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1818 states and 2260 transitions. [2018-11-18 11:09:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2260 transitions. [2018-11-18 11:09:09,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:09:09,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 193 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:09,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1821 states and 2264 transitions. [2018-11-18 11:09:09,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2264 transitions. [2018-11-18 11:09:09,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:09:09,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:11,244 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 11:09:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1871 states and 2315 transitions. [2018-11-18 11:09:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2315 transitions. [2018-11-18 11:09:14,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 11:09:14,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:09:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1883 states and 2327 transitions. [2018-11-18 11:09:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2327 transitions. [2018-11-18 11:09:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 11:09:15,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:15,825 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 205 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:19,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1911 states and 2360 transitions. [2018-11-18 11:09:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2360 transitions. [2018-11-18 11:09:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 11:09:19,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:19,417 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 205 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1914 states and 2363 transitions. [2018-11-18 11:09:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2363 transitions. [2018-11-18 11:09:19,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:09:19,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:20,090 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 191 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1974 states and 2430 transitions. [2018-11-18 11:09:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2430 transitions. [2018-11-18 11:09:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:09:22,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:23,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1980 states and 2436 transitions. [2018-11-18 11:09:23,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2436 transitions. [2018-11-18 11:09:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:09:23,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:24,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1984 states and 2441 transitions. [2018-11-18 11:09:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2441 transitions. [2018-11-18 11:09:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 11:09:24,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:09:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2025 states and 2494 transitions. [2018-11-18 11:09:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2494 transitions. [2018-11-18 11:09:26,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 11:09:26,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:09:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2037 states and 2509 transitions. [2018-11-18 11:09:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2509 transitions. [2018-11-18 11:09:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:09:27,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:09:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2042 states and 2520 transitions. [2018-11-18 11:09:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2520 transitions. [2018-11-18 11:09:28,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:09:28,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 11:09:28,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2043 states and 2520 transitions. [2018-11-18 11:09:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2520 transitions. [2018-11-18 11:09:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 11:09:28,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 148 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 11:09:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2050 states and 2528 transitions. [2018-11-18 11:09:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2528 transitions. [2018-11-18 11:09:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 11:09:29,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 148 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 11:09:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2051 states and 2528 transitions. [2018-11-18 11:09:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2528 transitions. [2018-11-18 11:09:29,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 11:09:29,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:29,535 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 11:09:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:30,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2061 states and 2539 transitions. [2018-11-18 11:09:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2539 transitions. [2018-11-18 11:09:30,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 11:09:30,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:30,187 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 11:09:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2070 states and 2547 transitions. [2018-11-18 11:09:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2547 transitions. [2018-11-18 11:09:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:09:30,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:30,421 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 11:09:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2075 states and 2559 transitions. [2018-11-18 11:09:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2559 transitions. [2018-11-18 11:09:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 11:09:30,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 11:09:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2109 states and 2600 transitions. [2018-11-18 11:09:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2600 transitions. [2018-11-18 11:09:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 11:09:32,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:32,713 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 11:09:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:33,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2135 states and 2625 transitions. [2018-11-18 11:09:33,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2625 transitions. [2018-11-18 11:09:33,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 11:09:33,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 11:09:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2146 states and 2636 transitions. [2018-11-18 11:09:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2636 transitions. [2018-11-18 11:09:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 11:09:34,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 184 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 2161 states and 2653 transitions. [2018-11-18 11:09:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2653 transitions. [2018-11-18 11:09:37,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 11:09:37,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 11:09:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2232 states and 2728 transitions. [2018-11-18 11:09:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2728 transitions. [2018-11-18 11:09:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 11:09:38,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 11:09:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:39,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2234 states and 2731 transitions. [2018-11-18 11:09:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2731 transitions. [2018-11-18 11:09:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 11:09:39,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 11:09:39,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:39,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2236 states and 2732 transitions. [2018-11-18 11:09:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2732 transitions. [2018-11-18 11:09:39,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 11:09:39,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2246 states and 2743 transitions. [2018-11-18 11:09:40,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2743 transitions. [2018-11-18 11:09:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 11:09:40,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:41,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:41,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2259 states and 2755 transitions. [2018-11-18 11:09:41,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2755 transitions. [2018-11-18 11:09:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 11:09:41,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:41,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2270 states and 2769 transitions. [2018-11-18 11:09:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2769 transitions. [2018-11-18 11:09:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 11:09:41,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:42,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:42,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2280 states and 2779 transitions. [2018-11-18 11:09:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2779 transitions. [2018-11-18 11:09:42,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 11:09:42,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2294 states and 2796 transitions. [2018-11-18 11:09:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 2796 transitions. [2018-11-18 11:09:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 11:09:43,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:43,361 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2308 states and 2810 transitions. [2018-11-18 11:09:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2810 transitions. [2018-11-18 11:09:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 11:09:43,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:44,200 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 299 proven. 22 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 11:09:47,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2348 states and 2854 transitions. [2018-11-18 11:09:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2854 transitions. [2018-11-18 11:09:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 11:09:47,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:47,706 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 258 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 11:09:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2353 states and 2861 transitions. [2018-11-18 11:09:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 2861 transitions. [2018-11-18 11:09:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 11:09:48,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 258 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 11:09:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2357 states and 2866 transitions. [2018-11-18 11:09:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2866 transitions. [2018-11-18 11:09:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 11:09:48,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 290 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 11:09:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2363 states and 2877 transitions. [2018-11-18 11:09:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 2877 transitions. [2018-11-18 11:09:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 11:09:50,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-18 11:09:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2400 states and 2915 transitions. [2018-11-18 11:09:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2915 transitions. [2018-11-18 11:09:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 11:09:50,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-18 11:09:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2410 states and 2932 transitions. [2018-11-18 11:09:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2932 transitions. [2018-11-18 11:09:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 11:09:52,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:52,281 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-18 11:09:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2415 states and 2938 transitions. [2018-11-18 11:09:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2938 transitions. [2018-11-18 11:09:52,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 11:09:52,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:52,729 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 11:09:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2430 states and 2955 transitions. [2018-11-18 11:09:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 2955 transitions. [2018-11-18 11:09:53,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 11:09:53,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 11:09:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2437 states and 2962 transitions. [2018-11-18 11:09:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2962 transitions. [2018-11-18 11:09:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 11:09:54,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:09:59,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:59,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2438 states and 2963 transitions. [2018-11-18 11:09:59,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2963 transitions. [2018-11-18 11:09:59,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 11:09:59,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:10:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:01,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2495 states and 3022 transitions. [2018-11-18 11:10:01,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3022 transitions. [2018-11-18 11:10:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 11:10:01,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:01,682 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 11:10:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 2502 states and 3028 transitions. [2018-11-18 11:10:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3028 transitions. [2018-11-18 11:10:02,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 11:10:02,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 317 proven. 28 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 11:10:03,950 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2018-11-18 11:10:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2542 states and 3072 transitions. [2018-11-18 11:10:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3072 transitions. [2018-11-18 11:10:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 11:10:06,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-18 11:10:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2547 states and 3079 transitions. [2018-11-18 11:10:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3079 transitions. [2018-11-18 11:10:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:10:07,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 252 proven. 5 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-18 11:10:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2479 states and 3003 transitions. [2018-11-18 11:10:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3003 transitions. [2018-11-18 11:10:08,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:10:08,293 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 175 iterations. [2018-11-18 11:10:08,299 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:10:08,568 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-11-18 11:10:09,004 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-11-18 11:10:09,116 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-11-18 11:10:09,416 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-11-18 11:10:09,603 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-18 11:10:09,756 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-18 11:10:09,879 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-11-18 11:10:10,204 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-11-18 11:10:10,466 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-11-18 11:10:11,161 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-18 11:10:11,539 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-18 11:10:12,151 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-18 11:10:12,636 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2018-11-18 11:10:12,822 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2018-11-18 11:10:13,097 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-11-18 11:10:13,519 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-11-18 11:10:13,519 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:10:13,521 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 11:10:13,525 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 11:10:13,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:10:13 ImpRootNode [2018-11-18 11:10:13,526 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:10:13,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:10:13,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:10:13,526 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:10:13,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:06" (3/4) ... [2018-11-18 11:10:13,529 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:10:13,541 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 11:10:13,541 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 11:10:13,542 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 11:10:13,543 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 11:10:13,636 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_20a60f46-c1d6-42c1-bc20-551c9f5054bc/bin-2019/ukojak/witness.graphml [2018-11-18 11:10:13,636 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:10:13,637 INFO L168 Benchmark]: Toolchain (without parser) took 128836.70 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 956.6 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,637 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:10:13,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,638 INFO L168 Benchmark]: Boogie Preprocessor took 39.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,638 INFO L168 Benchmark]: RCFGBuilder took 1455.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 873.6 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,638 INFO L168 Benchmark]: CodeCheck took 126775.16 ms. Allocated memory was 1.1 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 873.6 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,639 INFO L168 Benchmark]: Witness Printer took 110.05 ms. Allocated memory is still 3.9 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 7.8 kB). Peak memory consumption was 7.8 kB. Max. memory is 11.5 GB. [2018-11-18 11:10:13,640 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, 121.5s OverallTime, 175 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1174862924 SDtfs, -96466624 SDslu, -599444832 SDs, 0 SdLazy, -142565686 SolverSat, 872900702 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 514.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 182071 GetRequests, 178297 SyntacticMatches, 2282 SemanticMatches, 1492 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1454924 ImplicationChecksByTransitivity, 105.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 26336 NumberOfCodeBlocks, 26336 NumberOfCodeBlocksAsserted, 174 NumberOfCheckSat, 26162 ConstructedInterpolants, 0 QuantifiedInterpolants, 14978272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 174 InterpolantComputations, 143 PerfectInterpolantSequences, 22683/23002 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: 443]: 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: (((a16 == 5 || !(a8 == 15)) || !(a20 == 1)) || !(a17 == 1)) || a7 == 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((a16 == 5 || a7 == 1) || !(a17 == 1)) || !(a8 == 15)) || !(a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.94 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1455.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 873.6 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.4 MB. Max. memory is 11.5 GB. * CodeCheck took 126775.16 ms. Allocated memory was 1.1 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 873.6 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 110.05 ms. Allocated memory is still 3.9 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 7.8 kB). Peak memory consumption was 7.8 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...