./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label04_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_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/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 3774d82389353be2170e26cc4e53c0d06e3cb94d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:28:20,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:28:20,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:28:20,701 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:28:20,702 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:28:20,703 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:28:20,704 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:28:20,706 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:28:20,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:28:20,708 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:28:20,709 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:28:20,710 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:28:20,710 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:28:20,712 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:28:20,713 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:28:20,713 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:28:20,714 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:28:20,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:28:20,718 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:28:20,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:28:20,721 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:28:20,722 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:28:20,725 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:28:20,725 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:28:20,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:28:20,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:28:20,728 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:28:20,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:28:20,729 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:28:20,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:28:20,731 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:28:20,732 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:28:20,732 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:28:20,732 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:28:20,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:28:20,734 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:28:20,734 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:28:20,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:28:20,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:28:20,752 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:28:20,752 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:28:20,753 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:28:20,753 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:28:20,753 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:28:20,753 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:28:20,753 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:28:20,754 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:28:20,754 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:28:20,754 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:28:20,754 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:28:20,754 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:28:20,759 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:28:20,760 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:28:20,760 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:28:20,760 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:28:20,760 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:28:20,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:28:20,761 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:28:20,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:28:20,761 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:28:20,761 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:28:20,761 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:28:20,761 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:28:20,762 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:28:20,762 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:28:20,762 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_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/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 -> 3774d82389353be2170e26cc4e53c0d06e3cb94d [2018-10-26 23:28:20,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:28:20,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:28:20,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:28:20,812 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:28:20,813 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:28:20,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-10-26 23:28:20,876 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/data/c4af9bb06/ec518077cf014010b256f2257941f869/FLAGc40cf8253 [2018-10-26 23:28:21,310 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:28:21,311 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-10-26 23:28:21,335 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/data/c4af9bb06/ec518077cf014010b256f2257941f869/FLAGc40cf8253 [2018-10-26 23:28:21,349 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/data/c4af9bb06/ec518077cf014010b256f2257941f869 [2018-10-26 23:28:21,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:28:21,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:28:21,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:28:21,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:28:21,363 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:28:21,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:21,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40893eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21, skipping insertion in model container [2018-10-26 23:28:21,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:21,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:28:21,434 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:28:21,803 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:28:21,808 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:28:21,916 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:28:21,931 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:28:21,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21 WrapperNode [2018-10-26 23:28:21,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:28:21,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:28:21,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:28:21,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:28:21,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:21,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:28:22,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:28:22,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:28:22,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:28:22,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... [2018-10-26 23:28:22,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:28:22,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:28:22,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:28:22,220 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:28:22,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:28:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:28:22,287 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 23:28:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:28:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:28:27,151 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:28:27,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:28:27 BoogieIcfgContainer [2018-10-26 23:28:27,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:28:27,153 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:28:27,153 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:28:27,166 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:28:27,166 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:28:27" (1/1) ... [2018-10-26 23:28:27,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:28:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:27,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-26 23:28:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-26 23:28:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 23:28:27,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-10-26 23:28:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-10-26 23:28:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 23:28:28,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-10-26 23:28:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-10-26 23:28:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 23:28:28,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-10-26 23:28:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-10-26 23:28:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 23:28:29,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:29,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-10-26 23:28:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-10-26 23:28:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 23:28:29,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:28:30,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-10-26 23:28:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-10-26 23:28:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 23:28:30,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:30,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:28:30,588 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 23:28:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:31,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-10-26 23:28:31,025 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-10-26 23:28:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 23:28:31,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-10-26 23:28:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-10-26 23:28:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 23:28:32,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-10-26 23:28:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-10-26 23:28:32,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 23:28:32,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:32,437 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-10-26 23:28:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-10-26 23:28:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 23:28:33,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-10-26 23:28:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-10-26 23:28:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 23:28:34,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:35,759 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 23:28:36,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:36,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-10-26 23:28:36,290 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-10-26 23:28:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 23:28:36,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:37,241 WARN L179 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-10-26 23:28:37,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-10-26 23:28:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-10-26 23:28:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 23:28:37,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:28:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:37,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 240 states and 384 transitions. [2018-10-26 23:28:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 384 transitions. [2018-10-26 23:28:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 23:28:37,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 249 states and 396 transitions. [2018-10-26 23:28:38,605 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 396 transitions. [2018-10-26 23:28:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 23:28:38,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:28:39,475 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2018-10-26 23:28:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 264 states and 420 transitions. [2018-10-26 23:28:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 420 transitions. [2018-10-26 23:28:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 23:28:39,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:28:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 265 states and 424 transitions. [2018-10-26 23:28:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 424 transitions. [2018-10-26 23:28:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 23:28:40,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:40,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 272 states and 432 transitions. [2018-10-26 23:28:40,361 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 432 transitions. [2018-10-26 23:28:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 23:28:40,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:28:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:40,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 276 states and 436 transitions. [2018-10-26 23:28:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 436 transitions. [2018-10-26 23:28:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 23:28:40,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:41,118 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 304 states and 472 transitions. [2018-10-26 23:28:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 472 transitions. [2018-10-26 23:28:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:28:42,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:28:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:43,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 320 states and 493 transitions. [2018-10-26 23:28:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 493 transitions. [2018-10-26 23:28:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:28:43,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:28:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:43,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 321 states and 495 transitions. [2018-10-26 23:28:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 495 transitions. [2018-10-26 23:28:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:28:43,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 337 states and 514 transitions. [2018-10-26 23:28:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 514 transitions. [2018-10-26 23:28:44,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:28:44,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 341 states and 518 transitions. [2018-10-26 23:28:44,453 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 518 transitions. [2018-10-26 23:28:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:28:44,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:28:44,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 343 states and 520 transitions. [2018-10-26 23:28:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 520 transitions. [2018-10-26 23:28:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:28:44,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 349 states and 535 transitions. [2018-10-26 23:28:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 535 transitions. [2018-10-26 23:28:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 23:28:45,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:28:48,051 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 23:28:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 442 states and 642 transitions. [2018-10-26 23:28:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 642 transitions. [2018-10-26 23:28:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 23:28:49,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:51,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 456 states and 661 transitions. [2018-10-26 23:28:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 661 transitions. [2018-10-26 23:28:51,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 23:28:51,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:28:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2018-10-26 23:28:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2018-10-26 23:28:51,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 23:28:51,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:28:53,009 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 19 [2018-10-26 23:28:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 475 states and 679 transitions. [2018-10-26 23:28:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 679 transitions. [2018-10-26 23:28:53,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 23:28:53,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:53,487 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:28:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 480 states and 685 transitions. [2018-10-26 23:28:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 685 transitions. [2018-10-26 23:28:53,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 23:28:53,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:53,888 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:28:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 490 states and 697 transitions. [2018-10-26 23:28:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 697 transitions. [2018-10-26 23:28:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 23:28:54,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 498 states and 705 transitions. [2018-10-26 23:28:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 705 transitions. [2018-10-26 23:28:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 23:28:55,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 518 states and 728 transitions. [2018-10-26 23:28:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 728 transitions. [2018-10-26 23:28:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 23:28:55,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:28:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 541 states and 752 transitions. [2018-10-26 23:28:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 752 transitions. [2018-10-26 23:28:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 23:28:56,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:57,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 561 states and 783 transitions. [2018-10-26 23:28:57,044 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 783 transitions. [2018-10-26 23:28:57,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-26 23:28:57,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:59,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:59,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 607 states and 848 transitions. [2018-10-26 23:28:59,149 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 848 transitions. [2018-10-26 23:28:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 23:28:59,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 23:28:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 613 states and 857 transitions. [2018-10-26 23:28:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 857 transitions. [2018-10-26 23:28:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:28:59,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:28:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:28:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 614 states and 858 transitions. [2018-10-26 23:28:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 858 transitions. [2018-10-26 23:28:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:28:59,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:28:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:28:59,797 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:29:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 625 states and 869 transitions. [2018-10-26 23:29:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 869 transitions. [2018-10-26 23:29:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:29:00,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 633 states and 877 transitions. [2018-10-26 23:29:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 877 transitions. [2018-10-26 23:29:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:29:00,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 674 states and 928 transitions. [2018-10-26 23:29:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 928 transitions. [2018-10-26 23:29:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:29:02,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 685 states and 939 transitions. [2018-10-26 23:29:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 939 transitions. [2018-10-26 23:29:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:29:02,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:02,529 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:29:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 696 states and 954 transitions. [2018-10-26 23:29:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 954 transitions. [2018-10-26 23:29:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:29:02,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:29:02,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 716 states and 975 transitions. [2018-10-26 23:29:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 975 transitions. [2018-10-26 23:29:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:29:02,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:29:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 717 states and 975 transitions. [2018-10-26 23:29:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 975 transitions. [2018-10-26 23:29:03,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:29:03,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:29:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:03,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 737 states and 997 transitions. [2018-10-26 23:29:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 997 transitions. [2018-10-26 23:29:03,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:29:03,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:29:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 754 states and 1014 transitions. [2018-10-26 23:29:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1014 transitions. [2018-10-26 23:29:04,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:29:04,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:04,546 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 767 states and 1035 transitions. [2018-10-26 23:29:05,503 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1035 transitions. [2018-10-26 23:29:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:29:05,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:29:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 785 states and 1055 transitions. [2018-10-26 23:29:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1055 transitions. [2018-10-26 23:29:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 23:29:05,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 23:29:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 799 states and 1074 transitions. [2018-10-26 23:29:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1074 transitions. [2018-10-26 23:29:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 23:29:08,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:08,806 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:29:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:09,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 814 states and 1092 transitions. [2018-10-26 23:29:09,667 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1092 transitions. [2018-10-26 23:29:09,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 23:29:09,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:29:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 822 states and 1101 transitions. [2018-10-26 23:29:10,068 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1101 transitions. [2018-10-26 23:29:10,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 23:29:10,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:10,121 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 23:29:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 839 states and 1120 transitions. [2018-10-26 23:29:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1120 transitions. [2018-10-26 23:29:11,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 23:29:11,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:12,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 855 states and 1140 transitions. [2018-10-26 23:29:12,714 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1140 transitions. [2018-10-26 23:29:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-26 23:29:12,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:29:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 876 states and 1165 transitions. [2018-10-26 23:29:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1165 transitions. [2018-10-26 23:29:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 23:29:13,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:29:14,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:14,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 915 states and 1207 transitions. [2018-10-26 23:29:14,404 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1207 transitions. [2018-10-26 23:29:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 23:29:14,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:29:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:14,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 920 states and 1212 transitions. [2018-10-26 23:29:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1212 transitions. [2018-10-26 23:29:14,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-26 23:29:14,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 23:29:16,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:16,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 940 states and 1242 transitions. [2018-10-26 23:29:16,126 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1242 transitions. [2018-10-26 23:29:16,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 23:29:16,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:29:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 959 states and 1265 transitions. [2018-10-26 23:29:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1265 transitions. [2018-10-26 23:29:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 23:29:16,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:16,868 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:29:17,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 964 states and 1270 transitions. [2018-10-26 23:29:17,038 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1270 transitions. [2018-10-26 23:29:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 23:29:17,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:29:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 988 states and 1292 transitions. [2018-10-26 23:29:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1292 transitions. [2018-10-26 23:29:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 23:29:17,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-26 23:29:18,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 991 states and 1295 transitions. [2018-10-26 23:29:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1295 transitions. [2018-10-26 23:29:18,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 23:29:18,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-10-26 23:29:19,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:19,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1031 states and 1339 transitions. [2018-10-26 23:29:19,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1339 transitions. [2018-10-26 23:29:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 23:29:19,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-10-26 23:29:20,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1036 states and 1343 transitions. [2018-10-26 23:29:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1343 transitions. [2018-10-26 23:29:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 23:29:20,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-10-26 23:29:20,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1046 states and 1352 transitions. [2018-10-26 23:29:20,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1352 transitions. [2018-10-26 23:29:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 23:29:20,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:29:21,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1051 states and 1358 transitions. [2018-10-26 23:29:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1358 transitions. [2018-10-26 23:29:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 23:29:21,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1056 states and 1363 transitions. [2018-10-26 23:29:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1363 transitions. [2018-10-26 23:29:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 23:29:21,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1135 states and 1447 transitions. [2018-10-26 23:29:24,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1447 transitions. [2018-10-26 23:29:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 23:29:24,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 171 proven. 10 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:29:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1172 states and 1493 transitions. [2018-10-26 23:29:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1493 transitions. [2018-10-26 23:29:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 23:29:28,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:29:31,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1207 states and 1540 transitions. [2018-10-26 23:29:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1540 transitions. [2018-10-26 23:29:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 23:29:31,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-26 23:29:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1209 states and 1542 transitions. [2018-10-26 23:29:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1542 transitions. [2018-10-26 23:29:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 23:29:31,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 23:29:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1262 states and 1597 transitions. [2018-10-26 23:29:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1597 transitions. [2018-10-26 23:29:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 23:29:35,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 23:29:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1300 states and 1647 transitions. [2018-10-26 23:29:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1647 transitions. [2018-10-26 23:29:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 23:29:38,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 23:29:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1310 states and 1656 transitions. [2018-10-26 23:29:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1656 transitions. [2018-10-26 23:29:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 23:29:39,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 23:29:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1315 states and 1661 transitions. [2018-10-26 23:29:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1661 transitions. [2018-10-26 23:29:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 23:29:39,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:39,914 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 23:29:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1317 states and 1664 transitions. [2018-10-26 23:29:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1664 transitions. [2018-10-26 23:29:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 23:29:40,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:40,631 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 23:29:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:43,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1383 states and 1732 transitions. [2018-10-26 23:29:43,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1732 transitions. [2018-10-26 23:29:43,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 23:29:43,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 23:29:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1400 states and 1748 transitions. [2018-10-26 23:29:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1748 transitions. [2018-10-26 23:29:43,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 23:29:43,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 23:29:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1422 states and 1772 transitions. [2018-10-26 23:29:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1772 transitions. [2018-10-26 23:29:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:29:45,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:45,099 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 23:29:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1442 states and 1792 transitions. [2018-10-26 23:29:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1792 transitions. [2018-10-26 23:29:45,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:29:45,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 23:29:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1459 states and 1808 transitions. [2018-10-26 23:29:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1808 transitions. [2018-10-26 23:29:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:29:45,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 23:29:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:46,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1469 states and 1818 transitions. [2018-10-26 23:29:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1818 transitions. [2018-10-26 23:29:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 23:29:46,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:29:47,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:47,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1474 states and 1825 transitions. [2018-10-26 23:29:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1825 transitions. [2018-10-26 23:29:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 23:29:47,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:29:47,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1479 states and 1832 transitions. [2018-10-26 23:29:47,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1832 transitions. [2018-10-26 23:29:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 23:29:47,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:47,656 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1503 states and 1868 transitions. [2018-10-26 23:29:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1868 transitions. [2018-10-26 23:29:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 23:29:50,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1514 states and 1879 transitions. [2018-10-26 23:29:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1879 transitions. [2018-10-26 23:29:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 23:29:50,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:50,812 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1524 states and 1889 transitions. [2018-10-26 23:29:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1889 transitions. [2018-10-26 23:29:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 23:29:51,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:51,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:51,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1525 states and 1889 transitions. [2018-10-26 23:29:51,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1889 transitions. [2018-10-26 23:29:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 23:29:51,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 23:29:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1530 states and 1895 transitions. [2018-10-26 23:29:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1895 transitions. [2018-10-26 23:29:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 23:29:52,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:52,711 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-10-26 23:29:52,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:52,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1535 states and 1899 transitions. [2018-10-26 23:29:52,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1899 transitions. [2018-10-26 23:29:52,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:52,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1552 states and 1915 transitions. [2018-10-26 23:29:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1915 transitions. [2018-10-26 23:29:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:53,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:53,283 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 23:29:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1568 states and 1936 transitions. [2018-10-26 23:29:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1936 transitions. [2018-10-26 23:29:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:54,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 23:29:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1588 states and 1956 transitions. [2018-10-26 23:29:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1956 transitions. [2018-10-26 23:29:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:56,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:56,056 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:29:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1589 states and 1956 transitions. [2018-10-26 23:29:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1956 transitions. [2018-10-26 23:29:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:56,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 23:29:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:56,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1599 states and 1966 transitions. [2018-10-26 23:29:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1966 transitions. [2018-10-26 23:29:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:56,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 23:29:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1608 states and 1976 transitions. [2018-10-26 23:29:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1976 transitions. [2018-10-26 23:29:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 23:29:57,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 23:29:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1610 states and 1978 transitions. [2018-10-26 23:29:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1978 transitions. [2018-10-26 23:29:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:29:58,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-26 23:29:59,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1630 states and 1999 transitions. [2018-10-26 23:29:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1999 transitions. [2018-10-26 23:29:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:29:59,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-26 23:30:00,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1632 states and 2001 transitions. [2018-10-26 23:30:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2001 transitions. [2018-10-26 23:30:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 23:30:00,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:00,164 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 23:30:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1643 states and 2011 transitions. [2018-10-26 23:30:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2011 transitions. [2018-10-26 23:30:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:30:01,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 23:30:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1648 states and 2016 transitions. [2018-10-26 23:30:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2016 transitions. [2018-10-26 23:30:01,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:30:01,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:03,417 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 23:30:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1667 states and 2037 transitions. [2018-10-26 23:30:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2037 transitions. [2018-10-26 23:30:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:30:03,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:03,929 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:04,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1672 states and 2042 transitions. [2018-10-26 23:30:04,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2042 transitions. [2018-10-26 23:30:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 23:30:04,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:06,382 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 23:30:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1772 states and 2147 transitions. [2018-10-26 23:30:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2147 transitions. [2018-10-26 23:30:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 23:30:15,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 23:30:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1777 states and 2151 transitions. [2018-10-26 23:30:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2151 transitions. [2018-10-26 23:30:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:16,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-10-26 23:30:16,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1780 states and 2153 transitions. [2018-10-26 23:30:16,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2153 transitions. [2018-10-26 23:30:16,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:16,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:16,774 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:19,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1826 states and 2204 transitions. [2018-10-26 23:30:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2204 transitions. [2018-10-26 23:30:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:19,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:20,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1864 states and 2241 transitions. [2018-10-26 23:30:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2241 transitions. [2018-10-26 23:30:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:20,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1871 states and 2247 transitions. [2018-10-26 23:30:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2247 transitions. [2018-10-26 23:30:21,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:21,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:22,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:22,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1872 states and 2247 transitions. [2018-10-26 23:30:22,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2247 transitions. [2018-10-26 23:30:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 23:30:22,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:30:22,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1873 states and 2247 transitions. [2018-10-26 23:30:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2247 transitions. [2018-10-26 23:30:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 23:30:22,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:30:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1880 states and 2252 transitions. [2018-10-26 23:30:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2252 transitions. [2018-10-26 23:30:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 23:30:23,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:30:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1882 states and 2253 transitions. [2018-10-26 23:30:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2253 transitions. [2018-10-26 23:30:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 23:30:23,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:23,178 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:30:23,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1887 states and 2257 transitions. [2018-10-26 23:30:23,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2257 transitions. [2018-10-26 23:30:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 23:30:23,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:30:23,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1892 states and 2261 transitions. [2018-10-26 23:30:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2261 transitions. [2018-10-26 23:30:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 23:30:23,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-26 23:30:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:25,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1968 states and 2342 transitions. [2018-10-26 23:30:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2342 transitions. [2018-10-26 23:30:25,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 23:30:25,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 23:30:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1973 states and 2347 transitions. [2018-10-26 23:30:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2347 transitions. [2018-10-26 23:30:26,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 23:30:26,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:26,157 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 23:30:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1978 states and 2352 transitions. [2018-10-26 23:30:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2352 transitions. [2018-10-26 23:30:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-26 23:30:26,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 23:30:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:26,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1983 states and 2358 transitions. [2018-10-26 23:30:26,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2358 transitions. [2018-10-26 23:30:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 23:30:26,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-10-26 23:30:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1987 states and 2361 transitions. [2018-10-26 23:30:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2361 transitions. [2018-10-26 23:30:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-26 23:30:28,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:28,174 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-10-26 23:30:29,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2014 states and 2388 transitions. [2018-10-26 23:30:29,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2388 transitions. [2018-10-26 23:30:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-26 23:30:29,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:29,972 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-10-26 23:30:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2021 states and 2394 transitions. [2018-10-26 23:30:30,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2394 transitions. [2018-10-26 23:30:30,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-26 23:30:30,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-10-26 23:30:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2030 states and 2403 transitions. [2018-10-26 23:30:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2403 transitions. [2018-10-26 23:30:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-26 23:30:31,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-26 23:30:32,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2036 states and 2408 transitions. [2018-10-26 23:30:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2408 transitions. [2018-10-26 23:30:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-26 23:30:32,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:33,399 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 403 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-10-26 23:30:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2092 states and 2472 transitions. [2018-10-26 23:30:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2472 transitions. [2018-10-26 23:30:38,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-10-26 23:30:38,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-10-26 23:30:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:42,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2227 states and 2627 transitions. [2018-10-26 23:30:42,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2627 transitions. [2018-10-26 23:30:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-26 23:30:42,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-10-26 23:30:44,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2247 states and 2658 transitions. [2018-10-26 23:30:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2658 transitions. [2018-10-26 23:30:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-26 23:30:44,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-10-26 23:30:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2257 states and 2670 transitions. [2018-10-26 23:30:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2670 transitions. [2018-10-26 23:30:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-26 23:30:45,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-10-26 23:30:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2265 states and 2677 transitions. [2018-10-26 23:30:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2677 transitions. [2018-10-26 23:30:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-26 23:30:46,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 23:30:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2273 states and 2683 transitions. [2018-10-26 23:30:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2683 transitions. [2018-10-26 23:30:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-26 23:30:46,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 23:30:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2286 states and 2694 transitions. [2018-10-26 23:30:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2694 transitions. [2018-10-26 23:30:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-26 23:30:47,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-10-26 23:30:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2310 states and 2716 transitions. [2018-10-26 23:30:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2716 transitions. [2018-10-26 23:30:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-26 23:30:50,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-10-26 23:30:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:51,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2313 states and 2718 transitions. [2018-10-26 23:30:51,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2718 transitions. [2018-10-26 23:30:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 23:30:51,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 23:30:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2338 states and 2747 transitions. [2018-10-26 23:30:56,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 2747 transitions. [2018-10-26 23:30:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-10-26 23:30:56,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-10-26 23:30:57,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:57,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2343 states and 2751 transitions. [2018-10-26 23:30:57,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2751 transitions. [2018-10-26 23:30:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 23:30:57,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:58,307 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 23:31:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2404 states and 2820 transitions. [2018-10-26 23:31:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2820 transitions. [2018-10-26 23:31:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 23:31:03,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 23:31:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2410 states and 2827 transitions. [2018-10-26 23:31:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2827 transitions. [2018-10-26 23:31:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 23:31:04,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 23:31:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2411 states and 2830 transitions. [2018-10-26 23:31:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2830 transitions. [2018-10-26 23:31:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-26 23:31:05,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-26 23:31:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2419 states and 2838 transitions. [2018-10-26 23:31:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2838 transitions. [2018-10-26 23:31:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-10-26 23:31:06,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-10-26 23:31:08,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:08,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2460 states and 2879 transitions. [2018-10-26 23:31:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2879 transitions. [2018-10-26 23:31:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-26 23:31:08,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-10-26 23:31:26,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 2640 states and 3097 transitions. [2018-10-26 23:31:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3097 transitions. [2018-10-26 23:31:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-10-26 23:31:26,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-10-26 23:31:28,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2645 states and 3103 transitions. [2018-10-26 23:31:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3103 transitions. [2018-10-26 23:31:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2018-10-26 23:31:28,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2018-10-26 23:31:34,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 2572 states and 3026 transitions. [2018-10-26 23:31:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3026 transitions. [2018-10-26 23:31:34,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:31:34,003 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 144 iterations. [2018-10-26 23:31:34,013 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:31:34,171 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 29 [2018-10-26 23:31:34,456 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 36 [2018-10-26 23:31:34,557 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2018-10-26 23:31:34,707 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2018-10-26 23:31:34,893 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:35,096 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-10-26 23:31:35,338 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-10-26 23:31:35,521 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 36 [2018-10-26 23:31:35,754 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 26 [2018-10-26 23:31:35,910 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:36,114 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 36 [2018-10-26 23:31:36,387 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-10-26 23:31:36,825 WARN L179 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-10-26 23:31:37,061 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 31 [2018-10-26 23:31:37,320 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 36 [2018-10-26 23:31:37,422 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2018-10-26 23:31:37,570 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2018-10-26 23:31:37,725 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:38,354 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2018-10-26 23:31:38,530 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-10-26 23:31:38,923 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:39,164 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 36 [2018-10-26 23:31:39,428 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 33 [2018-10-26 23:31:39,611 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:39,763 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-10-26 23:31:40,060 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-10-26 23:31:40,204 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-10-26 23:31:40,349 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2018-10-26 23:31:40,897 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-10-26 23:31:41,108 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 38 [2018-10-26 23:31:41,556 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-10-26 23:31:41,750 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2018-10-26 23:31:41,898 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2018-10-26 23:31:42,049 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 33 [2018-10-26 23:31:42,277 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-10-26 23:31:42,277 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:31:42,280 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-26 23:31:42,287 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-26 23:31:42,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:31:42 ImpRootNode [2018-10-26 23:31:42,289 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:31:42,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:31:42,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:31:42,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:31:42,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:28:27" (3/4) ... [2018-10-26 23:31:42,296 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:31:42,323 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-10-26 23:31:42,324 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 23:31:42,325 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-10-26 23:31:42,468 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5b2fd624-e2a8-4f1c-bd49-e5f928947e92/bin-2019/ukojak/witness.graphml [2018-10-26 23:31:42,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:31:42,469 INFO L168 Benchmark]: Toolchain (without parser) took 201116.11 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 951.8 MB in the beginning and 1.3 GB in the end (delta: -299.5 MB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,470 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:31:42,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.34 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -231.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,473 INFO L168 Benchmark]: Boogie Preprocessor took 88.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,473 INFO L168 Benchmark]: RCFGBuilder took 4933.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.5 MB in the end (delta: 227.2 MB). Peak memory consumption was 227.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,473 INFO L168 Benchmark]: CodeCheck took 195135.94 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 921.5 MB in the beginning and 1.3 GB in the end (delta: -329.8 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,474 INFO L168 Benchmark]: Witness Printer took 178.91 ms. Allocated memory is still 3.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 4.4 kB). Peak memory consumption was 4.4 kB. Max. memory is 11.5 GB. [2018-10-26 23:31:42,478 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 186.8s OverallTime, 144 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1546914900 SDtfs, -995912144 SDslu, -509584758 SDs, 0 SdLazy, -1563995344 SolverSat, 1000006454 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 900.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180515 GetRequests, 177406 SyntacticMatches, 1667 SemanticMatches, 1442 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491551 ImplicationChecksByTransitivity, 159.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 23.1s InterpolantComputationTime, 26526 NumberOfCodeBlocks, 26526 NumberOfCodeBlocksAsserted, 143 NumberOfCheckSat, 26383 ConstructedInterpolants, 0 QuantifiedInterpolants, 17535991 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 143 InterpolantComputations, 124 PerfectInterpolantSequences, 29818/30447 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: 464]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a16 == 6) || a8 == 15) || a17 == 1) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a16 == 6) || a8 == 15) || a17 == 1) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 573.34 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 196.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -231.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4933.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.5 MB in the end (delta: 227.2 MB). Peak memory consumption was 227.2 MB. Max. memory is 11.5 GB. * CodeCheck took 195135.94 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 921.5 MB in the beginning and 1.3 GB in the end (delta: -329.8 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 178.91 ms. Allocated memory is still 3.6 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 4.4 kB). Peak memory consumption was 4.4 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...