./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/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 6ce363081c1dab610a244bdee8a1005551fe87b5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:39:39,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:39:39,627 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:39:39,635 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:39:39,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:39:39,635 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:39:39,636 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:39:39,637 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:39:39,639 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:39:39,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:39:39,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:39:39,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:39:39,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:39:39,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:39:39,642 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:39:39,643 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:39:39,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:39:39,644 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:39:39,646 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:39:39,647 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:39:39,648 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:39:39,648 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:39:39,650 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:39:39,651 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:39:39,651 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:39:39,652 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:39:39,652 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:39:39,653 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:39:39,654 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:39:39,655 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:39:39,655 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:39:39,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:39:39,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:39:39,656 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:39:39,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:39:39,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:39:39,657 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:39:39,669 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:39:39,669 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:39:39,669 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:39:39,670 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:39:39,670 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:39:39,670 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:39:39,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:39:39,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:39:39,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:39:39,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:39:39,672 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:39:39,672 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:39:39,672 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:39:39,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:39:39,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:39:39,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:39:39,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:39:39,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:39:39,673 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:39:39,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:39:39,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:39:39,673 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_ac2a83a8-4746-4842-96a1-a0189e07d9ad/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 -> 6ce363081c1dab610a244bdee8a1005551fe87b5 [2018-11-10 04:39:39,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:39:39,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:39:39,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:39:39,705 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:39:39,706 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:39:39,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-10 04:39:39,741 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/data/c0167e1a4/92a84ae5b4f8459c8e89adc38779fd96/FLAGf50fea392 [2018-11-10 04:39:40,189 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:39:40,190 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-10 04:39:40,199 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/data/c0167e1a4/92a84ae5b4f8459c8e89adc38779fd96/FLAGf50fea392 [2018-11-10 04:39:40,211 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/data/c0167e1a4/92a84ae5b4f8459c8e89adc38779fd96 [2018-11-10 04:39:40,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:39:40,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:39:40,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:39:40,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:39:40,218 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:39:40,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40, skipping insertion in model container [2018-11-10 04:39:40,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:39:40,257 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:39:40,464 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:39:40,468 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:39:40,527 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:39:40,539 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:39:40,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40 WrapperNode [2018-11-10 04:39:40,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:39:40,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:39:40,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:39:40,540 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:39:40,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:39:40,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:39:40,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:39:40,659 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:39:40,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... [2018-11-10 04:39:40,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:39:40,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:39:40,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:39:40,702 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:39:40,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:39:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:39:40,747 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 04:39:40,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:39:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:39:42,237 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:39:42,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:39:42 BoogieIcfgContainer [2018-11-10 04:39:42,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:39:42,239 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:39:42,239 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:39:42,246 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:39:42,246 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:39:42" (1/1) ... [2018-11-10 04:39:42,254 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:39:42,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 04:39:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 04:39:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 04:39:42,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2018-11-10 04:39:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2018-11-10 04:39:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 04:39:43,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:39:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 249 states and 334 transitions. [2018-11-10 04:39:43,594 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 334 transitions. [2018-11-10 04:39:43,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 04:39:43,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:43,667 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 267 states and 364 transitions. [2018-11-10 04:39:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 364 transitions. [2018-11-10 04:39:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 04:39:43,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:44,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 289 states and 393 transitions. [2018-11-10 04:39:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 393 transitions. [2018-11-10 04:39:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 04:39:44,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:44,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 308 states and 425 transitions. [2018-11-10 04:39:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 425 transitions. [2018-11-10 04:39:44,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 04:39:44,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 312 states and 433 transitions. [2018-11-10 04:39:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 433 transitions. [2018-11-10 04:39:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 04:39:44,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 317 states and 440 transitions. [2018-11-10 04:39:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 440 transitions. [2018-11-10 04:39:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 04:39:45,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 321 states and 445 transitions. [2018-11-10 04:39:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 445 transitions. [2018-11-10 04:39:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:39:45,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 325 states and 449 transitions. [2018-11-10 04:39:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 449 transitions. [2018-11-10 04:39:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 04:39:45,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:39:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 344 states and 474 transitions. [2018-11-10 04:39:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 474 transitions. [2018-11-10 04:39:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 04:39:45,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:39:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 348 states and 479 transitions. [2018-11-10 04:39:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 479 transitions. [2018-11-10 04:39:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 04:39:45,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:45,838 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:39:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:46,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 353 states and 486 transitions. [2018-11-10 04:39:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 486 transitions. [2018-11-10 04:39:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 04:39:46,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:39:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 357 states and 491 transitions. [2018-11-10 04:39:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 491 transitions. [2018-11-10 04:39:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 04:39:46,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 437 states and 580 transitions. [2018-11-10 04:39:46,906 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 580 transitions. [2018-11-10 04:39:46,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 04:39:46,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 468 states and 622 transitions. [2018-11-10 04:39:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 622 transitions. [2018-11-10 04:39:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 04:39:47,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 487 states and 649 transitions. [2018-11-10 04:39:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 649 transitions. [2018-11-10 04:39:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 04:39:48,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:48,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 491 states and 653 transitions. [2018-11-10 04:39:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 653 transitions. [2018-11-10 04:39:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 04:39:48,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:49,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 522 states and 694 transitions. [2018-11-10 04:39:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 694 transitions. [2018-11-10 04:39:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 04:39:49,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:49,732 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:49,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 526 states and 698 transitions. [2018-11-10 04:39:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 698 transitions. [2018-11-10 04:39:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 04:39:49,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 530 states and 702 transitions. [2018-11-10 04:39:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 702 transitions. [2018-11-10 04:39:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 04:39:50,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 543 states and 716 transitions. [2018-11-10 04:39:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 716 transitions. [2018-11-10 04:39:50,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 04:39:50,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 562 states and 738 transitions. [2018-11-10 04:39:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 738 transitions. [2018-11-10 04:39:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:39:50,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:39:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 566 states and 741 transitions. [2018-11-10 04:39:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 741 transitions. [2018-11-10 04:39:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:39:50,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 567 states and 743 transitions. [2018-11-10 04:39:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 743 transitions. [2018-11-10 04:39:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:39:50,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 571 states and 747 transitions. [2018-11-10 04:39:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 747 transitions. [2018-11-10 04:39:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 04:39:50,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 04:39:50,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:50,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 576 states and 751 transitions. [2018-11-10 04:39:50,992 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 751 transitions. [2018-11-10 04:39:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 04:39:50,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:39:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 578 states and 754 transitions. [2018-11-10 04:39:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 754 transitions. [2018-11-10 04:39:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 04:39:51,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:51,537 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:39:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:52,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 592 states and 769 transitions. [2018-11-10 04:39:52,118 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 769 transitions. [2018-11-10 04:39:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 04:39:52,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 597 states and 776 transitions. [2018-11-10 04:39:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 776 transitions. [2018-11-10 04:39:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 04:39:52,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 601 states and 781 transitions. [2018-11-10 04:39:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 781 transitions. [2018-11-10 04:39:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 04:39:52,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 620 states and 800 transitions. [2018-11-10 04:39:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 800 transitions. [2018-11-10 04:39:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:39:52,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:53,082 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:39:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:54,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 662 states and 856 transitions. [2018-11-10 04:39:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 856 transitions. [2018-11-10 04:39:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:39:54,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:39:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 666 states and 860 transitions. [2018-11-10 04:39:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 860 transitions. [2018-11-10 04:39:55,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 04:39:55,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:55,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:55,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 668 states and 862 transitions. [2018-11-10 04:39:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 862 transitions. [2018-11-10 04:39:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 04:39:55,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:55,332 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 673 states and 867 transitions. [2018-11-10 04:39:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 867 transitions. [2018-11-10 04:39:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 04:39:55,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:55,538 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:55,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 674 states and 868 transitions. [2018-11-10 04:39:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 868 transitions. [2018-11-10 04:39:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 04:39:55,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 693 states and 890 transitions. [2018-11-10 04:39:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 890 transitions. [2018-11-10 04:39:56,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 04:39:56,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 694 states and 891 transitions. [2018-11-10 04:39:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 891 transitions. [2018-11-10 04:39:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 04:39:56,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:56,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:56,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 711 states and 908 transitions. [2018-11-10 04:39:56,537 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 908 transitions. [2018-11-10 04:39:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 04:39:56,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:39:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 721 states and 918 transitions. [2018-11-10 04:39:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 918 transitions. [2018-11-10 04:39:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 04:39:56,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:39:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 737 states and 936 transitions. [2018-11-10 04:39:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 936 transitions. [2018-11-10 04:39:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 04:39:57,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:57,450 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 04:39:57,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:57,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 743 states and 950 transitions. [2018-11-10 04:39:57,754 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 950 transitions. [2018-11-10 04:39:57,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 04:39:57,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 04:39:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 748 states and 959 transitions. [2018-11-10 04:39:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 959 transitions. [2018-11-10 04:39:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 04:39:59,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:39:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:39:59,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 750 states and 961 transitions. [2018-11-10 04:39:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 961 transitions. [2018-11-10 04:39:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 04:39:59,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:39:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:39:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 04:40:00,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 751 states and 963 transitions. [2018-11-10 04:40:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 963 transitions. [2018-11-10 04:40:00,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 04:40:00,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:00,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:00,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 755 states and 967 transitions. [2018-11-10 04:40:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 967 transitions. [2018-11-10 04:40:00,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 04:40:00,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:00,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 782 states and 995 transitions. [2018-11-10 04:40:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 995 transitions. [2018-11-10 04:40:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 04:40:00,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 04:40:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:00,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 784 states and 997 transitions. [2018-11-10 04:40:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 997 transitions. [2018-11-10 04:40:00,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 04:40:00,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:01,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 796 states and 1012 transitions. [2018-11-10 04:40:01,338 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1012 transitions. [2018-11-10 04:40:01,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 04:40:01,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:01,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 800 states and 1017 transitions. [2018-11-10 04:40:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1017 transitions. [2018-11-10 04:40:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 04:40:01,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 823 states and 1050 transitions. [2018-11-10 04:40:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1050 transitions. [2018-11-10 04:40:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 04:40:03,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 827 states and 1054 transitions. [2018-11-10 04:40:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1054 transitions. [2018-11-10 04:40:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 04:40:04,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:04,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 857 states and 1083 transitions. [2018-11-10 04:40:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1083 transitions. [2018-11-10 04:40:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 04:40:04,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:05,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 881 states and 1108 transitions. [2018-11-10 04:40:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1108 transitions. [2018-11-10 04:40:05,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 04:40:05,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 882 states and 1108 transitions. [2018-11-10 04:40:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1108 transitions. [2018-11-10 04:40:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 04:40:05,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 04:40:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 888 states and 1114 transitions. [2018-11-10 04:40:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1114 transitions. [2018-11-10 04:40:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 04:40:05,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 04:40:06,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:06,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 893 states and 1120 transitions. [2018-11-10 04:40:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1120 transitions. [2018-11-10 04:40:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 04:40:06,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 04:40:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 897 states and 1124 transitions. [2018-11-10 04:40:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1124 transitions. [2018-11-10 04:40:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 04:40:06,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 929 states and 1156 transitions. [2018-11-10 04:40:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1156 transitions. [2018-11-10 04:40:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 04:40:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 04:40:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:06,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 935 states and 1163 transitions. [2018-11-10 04:40:06,823 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1163 transitions. [2018-11-10 04:40:06,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 04:40:06,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:06,887 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 04:40:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 936 states and 1164 transitions. [2018-11-10 04:40:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1164 transitions. [2018-11-10 04:40:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 04:40:07,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:08,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 971 states and 1210 transitions. [2018-11-10 04:40:08,616 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1210 transitions. [2018-11-10 04:40:08,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 04:40:08,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:09,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 977 states and 1215 transitions. [2018-11-10 04:40:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1215 transitions. [2018-11-10 04:40:09,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 04:40:09,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:40:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1003 states and 1246 transitions. [2018-11-10 04:40:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1246 transitions. [2018-11-10 04:40:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:40:11,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 04:40:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1027 states and 1274 transitions. [2018-11-10 04:40:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1274 transitions. [2018-11-10 04:40:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:40:11,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 04:40:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1028 states and 1277 transitions. [2018-11-10 04:40:12,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1277 transitions. [2018-11-10 04:40:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:40:12,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 04:40:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1032 states and 1282 transitions. [2018-11-10 04:40:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1282 transitions. [2018-11-10 04:40:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:40:12,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:12,482 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 04:40:12,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1036 states and 1286 transitions. [2018-11-10 04:40:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1286 transitions. [2018-11-10 04:40:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:40:12,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 04:40:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1040 states and 1291 transitions. [2018-11-10 04:40:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1291 transitions. [2018-11-10 04:40:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 04:40:13,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-10 04:40:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1042 states and 1292 transitions. [2018-11-10 04:40:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1292 transitions. [2018-11-10 04:40:13,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:13,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 04:40:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1076 states and 1334 transitions. [2018-11-10 04:40:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1334 transitions. [2018-11-10 04:40:14,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:14,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 04:40:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1080 states and 1339 transitions. [2018-11-10 04:40:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1339 transitions. [2018-11-10 04:40:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:14,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 04:40:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:15,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1085 states and 1347 transitions. [2018-11-10 04:40:15,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1347 transitions. [2018-11-10 04:40:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:15,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 04:40:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1089 states and 1351 transitions. [2018-11-10 04:40:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1351 transitions. [2018-11-10 04:40:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:15,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 04:40:15,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1093 states and 1356 transitions. [2018-11-10 04:40:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1356 transitions. [2018-11-10 04:40:15,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 04:40:15,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:15,895 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1097 states and 1362 transitions. [2018-11-10 04:40:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1362 transitions. [2018-11-10 04:40:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 04:40:16,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1119 states and 1385 transitions. [2018-11-10 04:40:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1385 transitions. [2018-11-10 04:40:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 04:40:16,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:16,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1123 states and 1389 transitions. [2018-11-10 04:40:16,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1389 transitions. [2018-11-10 04:40:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 04:40:16,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:40:17,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:17,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1161 states and 1429 transitions. [2018-11-10 04:40:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1429 transitions. [2018-11-10 04:40:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 04:40:17,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 04:40:17,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:17,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1164 states and 1431 transitions. [2018-11-10 04:40:17,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1431 transitions. [2018-11-10 04:40:17,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:17,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1169 states and 1436 transitions. [2018-11-10 04:40:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1436 transitions. [2018-11-10 04:40:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:17,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:17,679 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1174 states and 1441 transitions. [2018-11-10 04:40:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1441 transitions. [2018-11-10 04:40:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:18,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1175 states and 1442 transitions. [2018-11-10 04:40:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1442 transitions. [2018-11-10 04:40:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:18,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:40:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1179 states and 1446 transitions. [2018-11-10 04:40:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1446 transitions. [2018-11-10 04:40:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:18,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:19,716 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:24,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1281 states and 1568 transitions. [2018-11-10 04:40:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1568 transitions. [2018-11-10 04:40:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:24,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1293 states and 1581 transitions. [2018-11-10 04:40:26,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1581 transitions. [2018-11-10 04:40:26,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:40:26,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:26,331 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1298 states and 1585 transitions. [2018-11-10 04:40:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1585 transitions. [2018-11-10 04:40:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 04:40:26,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 04:40:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1378 states and 1677 transitions. [2018-11-10 04:40:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1677 transitions. [2018-11-10 04:40:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 04:40:27,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:28,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1421 states and 1725 transitions. [2018-11-10 04:40:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1725 transitions. [2018-11-10 04:40:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 04:40:28,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:28,932 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1425 states and 1728 transitions. [2018-11-10 04:40:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1728 transitions. [2018-11-10 04:40:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-10 04:40:29,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 04:40:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1491 states and 1807 transitions. [2018-11-10 04:40:32,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1807 transitions. [2018-11-10 04:40:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-10 04:40:32,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:32,158 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 04:40:32,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1496 states and 1811 transitions. [2018-11-10 04:40:32,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1811 transitions. [2018-11-10 04:40:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 04:40:32,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:32,697 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-10 04:40:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1575 states and 1888 transitions. [2018-11-10 04:40:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1888 transitions. [2018-11-10 04:40:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 04:40:33,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1695 states and 2028 transitions. [2018-11-10 04:40:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2028 transitions. [2018-11-10 04:40:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 04:40:37,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:40,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:40,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1727 states and 2066 transitions. [2018-11-10 04:40:40,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2066 transitions. [2018-11-10 04:40:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 04:40:40,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1739 states and 2078 transitions. [2018-11-10 04:40:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2078 transitions. [2018-11-10 04:40:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 04:40:41,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1744 states and 2082 transitions. [2018-11-10 04:40:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2082 transitions. [2018-11-10 04:40:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-10 04:40:41,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:40:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1754 states and 2091 transitions. [2018-11-10 04:40:42,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2091 transitions. [2018-11-10 04:40:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-10 04:40:42,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 04:40:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1757 states and 2093 transitions. [2018-11-10 04:40:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2093 transitions. [2018-11-10 04:40:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 04:40:42,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:43,111 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 04:40:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2023 states and 2398 transitions. [2018-11-10 04:40:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2398 transitions. [2018-11-10 04:40:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 04:40:48,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-10 04:40:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2025 states and 2399 transitions. [2018-11-10 04:40:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2399 transitions. [2018-11-10 04:40:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-10 04:40:48,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 63 proven. 421 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 04:40:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:40:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2198 states and 2596 transitions. [2018-11-10 04:40:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2596 transitions. [2018-11-10 04:40:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-10 04:40:55,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:40:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:40:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 354 proven. 410 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-10 04:41:02,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:02,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2392 states and 2804 transitions. [2018-11-10 04:41:02,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2804 transitions. [2018-11-10 04:41:02,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-11-10 04:41:02,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 434 proven. 619 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-11-10 04:41:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2423 states and 2839 transitions. [2018-11-10 04:41:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 2839 transitions. [2018-11-10 04:41:04,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-11-10 04:41:04,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 434 proven. 619 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-11-10 04:41:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2204 states and 2603 transitions. [2018-11-10 04:41:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2603 transitions. [2018-11-10 04:41:06,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:41:06,176 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2018-11-10 04:41:06,183 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:41:07,817 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 22 [2018-11-10 04:41:08,270 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2018-11-10 04:41:09,473 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 22 [2018-11-10 04:41:10,863 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 22 [2018-11-10 04:41:11,190 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 22 [2018-11-10 04:41:11,484 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:41:11,487 INFO L582 CodeCheckObserver]: Invariant with dag size 22 [2018-11-10 04:41:11,492 INFO L582 CodeCheckObserver]: Invariant with dag size 22 [2018-11-10 04:41:11,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:41:11 ImpRootNode [2018-11-10 04:41:11,493 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:41:11,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:41:11,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:41:11,493 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:41:11,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:39:42" (3/4) ... [2018-11-10 04:41:11,497 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:41:11,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 04:41:11,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 04:41:11,513 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 04:41:11,515 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:41:11,593 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ac2a83a8-4746-4842-96a1-a0189e07d9ad/bin-2019/ukojak/witness.graphml [2018-11-10 04:41:11,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:41:11,594 INFO L168 Benchmark]: Toolchain (without parser) took 91379.99 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 955.4 MB in the beginning and 1.7 GB in the end (delta: -752.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,594 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:11,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,595 INFO L168 Benchmark]: Boogie Preprocessor took 42.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,595 INFO L168 Benchmark]: RCFGBuilder took 1536.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 927.3 MB in the end (delta: 245.0 MB). Peak memory consumption was 245.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,595 INFO L168 Benchmark]: CodeCheck took 89254.23 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 927.3 MB in the beginning and 1.7 GB in the end (delta: -817.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,596 INFO L168 Benchmark]: Witness Printer took 100.45 ms. Allocated memory is still 2.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:11,597 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 83.9s OverallTime, 106 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1732866312 SDtfs, 25069778 SDslu, 1628170912 SDs, 0 SdLazy, -228730124 SolverSat, -1548400150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 238.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131948 GetRequests, 129001 SyntacticMatches, 1939 SemanticMatches, 1008 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709951 ImplicationChecksByTransitivity, 69.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 19549 NumberOfCodeBlocks, 19549 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 19444 ConstructedInterpolants, 0 QuantifiedInterpolants, 15992636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 105 InterpolantComputations, 72 PerfectInterpolantSequences, 16172/19284 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: 538]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || (!(a28 == 11 && a17 == 7) && !(a17 == 9))) || a25 == 1) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a28 == 11 && a17 == 7) && !(a17 == 9)) || !(a11 == 1)) || a25 == 1) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1536.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 927.3 MB in the end (delta: 245.0 MB). Peak memory consumption was 245.0 MB. Max. memory is 11.5 GB. * CodeCheck took 89254.23 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 927.3 MB in the beginning and 1.7 GB in the end (delta: -817.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 100.45 ms. Allocated memory is still 2.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...