./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ce363081c1dab610a244bdee8a1005551fe87b5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:28:40,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:28:40,732 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:28:40,739 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:28:40,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:28:40,740 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:28:40,741 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:28:40,742 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:28:40,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:28:40,744 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:28:40,745 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:28:40,745 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:28:40,746 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:28:40,746 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:28:40,747 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:28:40,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:28:40,748 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:28:40,749 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:28:40,751 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:28:40,752 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:28:40,753 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:28:40,754 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:28:40,755 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:28:40,755 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:28:40,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:28:40,756 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:28:40,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:28:40,757 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:28:40,758 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:28:40,759 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:28:40,759 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:28:40,759 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:28:40,760 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:28:40,760 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:28:40,760 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:28:40,761 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:28:40,761 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:28:40,770 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:28:40,770 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:28:40,770 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:28:40,770 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:28:40,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:28:40,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:28:40,771 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:28:40,772 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:28:40,772 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:28:40,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:28:40,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:28:40,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:28:40,773 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:28:40,773 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:28:40,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:28:40,773 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:28:40,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:28:40,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:28:40,774 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_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ce363081c1dab610a244bdee8a1005551fe87b5 [2018-11-18 09:28:40,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:28:40,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:28:40,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:28:40,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:28:40,811 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:28:40,812 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-18 09:28:40,853 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/data/bc93686b5/96e2405f92b3416096d7f47038c08bac/FLAGd4dc676d1 [2018-11-18 09:28:41,295 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:28:41,296 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-18 09:28:41,304 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/data/bc93686b5/96e2405f92b3416096d7f47038c08bac/FLAGd4dc676d1 [2018-11-18 09:28:41,316 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/data/bc93686b5/96e2405f92b3416096d7f47038c08bac [2018-11-18 09:28:41,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:28:41,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:28:41,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:28:41,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:28:41,323 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:28:41,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11524d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41, skipping insertion in model container [2018-11-18 09:28:41,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:28:41,366 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:28:41,607 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:28:41,610 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:28:41,678 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:28:41,688 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:28:41,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41 WrapperNode [2018-11-18 09:28:41,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:28:41,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:28:41,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:28:41,689 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:28:41,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:28:41,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:28:41,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:28:41,788 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:28:41,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... [2018-11-18 09:28:41,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:28:41,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:28:41,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:28:41,831 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:28:41,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:28:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:28:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:28:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:28:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:28:43,180 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:28:43,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:28:43 BoogieIcfgContainer [2018-11-18 09:28:43,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:28:43,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:28:43,181 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:28:43,188 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:28:43,188 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:28:43" (1/1) ... [2018-11-18 09:28:43,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:28:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 09:28:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 09:28:43,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 09:28:43,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2018-11-18 09:28:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2018-11-18 09:28:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:28:43,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:44,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:28:44,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 249 states and 334 transitions. [2018-11-18 09:28:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 334 transitions. [2018-11-18 09:28:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 09:28:44,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:44,500 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 267 states and 364 transitions. [2018-11-18 09:28:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 364 transitions. [2018-11-18 09:28:44,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 09:28:44,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:44,857 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 09:28:45,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 289 states and 393 transitions. [2018-11-18 09:28:45,084 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 393 transitions. [2018-11-18 09:28:45,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:28:45,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 308 states and 426 transitions. [2018-11-18 09:28:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 426 transitions. [2018-11-18 09:28:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:28:45,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 312 states and 433 transitions. [2018-11-18 09:28:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 433 transitions. [2018-11-18 09:28:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:28:45,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 317 states and 440 transitions. [2018-11-18 09:28:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 440 transitions. [2018-11-18 09:28:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:28:46,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 321 states and 445 transitions. [2018-11-18 09:28:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 445 transitions. [2018-11-18 09:28:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 09:28:46,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 325 states and 449 transitions. [2018-11-18 09:28:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 449 transitions. [2018-11-18 09:28:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:28:46,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:28:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 326 states and 452 transitions. [2018-11-18 09:28:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 452 transitions. [2018-11-18 09:28:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:28:46,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,379 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:28:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 330 states and 458 transitions. [2018-11-18 09:28:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 458 transitions. [2018-11-18 09:28:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:28:46,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:28:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 348 states and 479 transitions. [2018-11-18 09:28:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 479 transitions. [2018-11-18 09:28:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:28:46,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 09:28:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 353 states and 487 transitions. [2018-11-18 09:28:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 487 transitions. [2018-11-18 09:28:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:28:47,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:47,062 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 09:28:47,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:47,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 357 states and 491 transitions. [2018-11-18 09:28:47,161 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 491 transitions. [2018-11-18 09:28:47,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:28:47,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:47,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 437 states and 580 transitions. [2018-11-18 09:28:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 580 transitions. [2018-11-18 09:28:47,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:28:47,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 468 states and 622 transitions. [2018-11-18 09:28:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 622 transitions. [2018-11-18 09:28:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 09:28:48,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 487 states and 649 transitions. [2018-11-18 09:28:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 649 transitions. [2018-11-18 09:28:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 09:28:49,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 491 states and 653 transitions. [2018-11-18 09:28:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 653 transitions. [2018-11-18 09:28:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 09:28:49,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:50,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:50,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 522 states and 693 transitions. [2018-11-18 09:28:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 693 transitions. [2018-11-18 09:28:50,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 09:28:50,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:50,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 526 states and 698 transitions. [2018-11-18 09:28:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 698 transitions. [2018-11-18 09:28:50,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 09:28:50,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 530 states and 702 transitions. [2018-11-18 09:28:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 702 transitions. [2018-11-18 09:28:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 09:28:50,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 543 states and 716 transitions. [2018-11-18 09:28:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 716 transitions. [2018-11-18 09:28:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:28:50,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 562 states and 738 transitions. [2018-11-18 09:28:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 738 transitions. [2018-11-18 09:28:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:28:51,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:51,264 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 09:28:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 566 states and 741 transitions. [2018-11-18 09:28:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 741 transitions. [2018-11-18 09:28:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:28:51,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:51,377 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 567 states and 743 transitions. [2018-11-18 09:28:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 743 transitions. [2018-11-18 09:28:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:28:51,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 571 states and 747 transitions. [2018-11-18 09:28:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 747 transitions. [2018-11-18 09:28:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:28:51,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:28:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:51,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 576 states and 751 transitions. [2018-11-18 09:28:51,715 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 751 transitions. [2018-11-18 09:28:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:28:51,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:28:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:52,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 578 states and 754 transitions. [2018-11-18 09:28:52,111 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 754 transitions. [2018-11-18 09:28:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 09:28:52,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:52,241 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:28:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 592 states and 769 transitions. [2018-11-18 09:28:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 769 transitions. [2018-11-18 09:28:52,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:28:52,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 597 states and 777 transitions. [2018-11-18 09:28:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 777 transitions. [2018-11-18 09:28:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:28:53,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 601 states and 781 transitions. [2018-11-18 09:28:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 781 transitions. [2018-11-18 09:28:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 09:28:53,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:53,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 620 states and 800 transitions. [2018-11-18 09:28:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 800 transitions. [2018-11-18 09:28:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:28:53,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:28:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:55,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 662 states and 856 transitions. [2018-11-18 09:28:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 856 transitions. [2018-11-18 09:28:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:28:55,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:28:55,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 666 states and 860 transitions. [2018-11-18 09:28:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 860 transitions. [2018-11-18 09:28:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 09:28:55,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 668 states and 862 transitions. [2018-11-18 09:28:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 862 transitions. [2018-11-18 09:28:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 09:28:55,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:56,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 673 states and 867 transitions. [2018-11-18 09:28:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 867 transitions. [2018-11-18 09:28:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:28:56,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 674 states and 868 transitions. [2018-11-18 09:28:56,132 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 868 transitions. [2018-11-18 09:28:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 09:28:56,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:56,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 693 states and 890 transitions. [2018-11-18 09:28:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 890 transitions. [2018-11-18 09:28:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 09:28:56,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:56,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 694 states and 891 transitions. [2018-11-18 09:28:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 891 transitions. [2018-11-18 09:28:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 09:28:56,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 711 states and 908 transitions. [2018-11-18 09:28:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 908 transitions. [2018-11-18 09:28:57,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 09:28:57,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:57,159 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:28:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 721 states and 918 transitions. [2018-11-18 09:28:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 918 transitions. [2018-11-18 09:28:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 09:28:57,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:28:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 737 states and 936 transitions. [2018-11-18 09:28:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 936 transitions. [2018-11-18 09:28:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 09:28:57,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:28:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:28:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 743 states and 950 transitions. [2018-11-18 09:28:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 950 transitions. [2018-11-18 09:28:58,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 09:28:58,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:28:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:28:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 09:29:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 748 states and 959 transitions. [2018-11-18 09:29:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 959 transitions. [2018-11-18 09:29:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 09:29:00,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 750 states and 961 transitions. [2018-11-18 09:29:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 961 transitions. [2018-11-18 09:29:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 09:29:00,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 09:29:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 751 states and 963 transitions. [2018-11-18 09:29:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 963 transitions. [2018-11-18 09:29:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 09:29:00,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 755 states and 967 transitions. [2018-11-18 09:29:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 967 transitions. [2018-11-18 09:29:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 09:29:00,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 782 states and 995 transitions. [2018-11-18 09:29:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 995 transitions. [2018-11-18 09:29:01,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:29:01,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 09:29:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:01,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 784 states and 997 transitions. [2018-11-18 09:29:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 997 transitions. [2018-11-18 09:29:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:29:01,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 796 states and 1012 transitions. [2018-11-18 09:29:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1012 transitions. [2018-11-18 09:29:01,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 09:29:01,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 800 states and 1017 transitions. [2018-11-18 09:29:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1017 transitions. [2018-11-18 09:29:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:29:01,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:04,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 823 states and 1050 transitions. [2018-11-18 09:29:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1050 transitions. [2018-11-18 09:29:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:29:04,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:04,128 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 827 states and 1054 transitions. [2018-11-18 09:29:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1054 transitions. [2018-11-18 09:29:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 09:29:04,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:04,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 857 states and 1083 transitions. [2018-11-18 09:29:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1083 transitions. [2018-11-18 09:29:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:29:04,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:05,027 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 881 states and 1108 transitions. [2018-11-18 09:29:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1108 transitions. [2018-11-18 09:29:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:29:05,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:05,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 882 states and 1108 transitions. [2018-11-18 09:29:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1108 transitions. [2018-11-18 09:29:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 09:29:05,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 09:29:05,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 888 states and 1114 transitions. [2018-11-18 09:29:05,868 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1114 transitions. [2018-11-18 09:29:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 09:29:05,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:05,899 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 09:29:06,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 893 states and 1120 transitions. [2018-11-18 09:29:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1120 transitions. [2018-11-18 09:29:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 09:29:06,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 09:29:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 897 states and 1124 transitions. [2018-11-18 09:29:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1124 transitions. [2018-11-18 09:29:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:29:06,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:06,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 929 states and 1156 transitions. [2018-11-18 09:29:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1156 transitions. [2018-11-18 09:29:06,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:29:06,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 09:29:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 935 states and 1163 transitions. [2018-11-18 09:29:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1163 transitions. [2018-11-18 09:29:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:29:07,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 09:29:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 936 states and 1164 transitions. [2018-11-18 09:29:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1164 transitions. [2018-11-18 09:29:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:29:07,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:07,526 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:08,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 973 states and 1211 transitions. [2018-11-18 09:29:08,892 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1211 transitions. [2018-11-18 09:29:08,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:29:08,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:09,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:09,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 977 states and 1215 transitions. [2018-11-18 09:29:09,165 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1215 transitions. [2018-11-18 09:29:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:29:09,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:29:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1003 states and 1246 transitions. [2018-11-18 09:29:11,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1246 transitions. [2018-11-18 09:29:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:29:11,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:29:11,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1023 states and 1270 transitions. [2018-11-18 09:29:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1270 transitions. [2018-11-18 09:29:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:29:11,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:29:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1028 states and 1277 transitions. [2018-11-18 09:29:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1277 transitions. [2018-11-18 09:29:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:29:12,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:29:12,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1032 states and 1282 transitions. [2018-11-18 09:29:12,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1282 transitions. [2018-11-18 09:29:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:29:12,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:29:12,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1036 states and 1287 transitions. [2018-11-18 09:29:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1287 transitions. [2018-11-18 09:29:12,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:29:12,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:29:13,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1040 states and 1291 transitions. [2018-11-18 09:29:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1291 transitions. [2018-11-18 09:29:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 09:29:13,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-18 09:29:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1042 states and 1292 transitions. [2018-11-18 09:29:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1292 transitions. [2018-11-18 09:29:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:13,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:29:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1076 states and 1334 transitions. [2018-11-18 09:29:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1334 transitions. [2018-11-18 09:29:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:14,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:29:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1081 states and 1342 transitions. [2018-11-18 09:29:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1342 transitions. [2018-11-18 09:29:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:14,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:29:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1085 states and 1347 transitions. [2018-11-18 09:29:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1347 transitions. [2018-11-18 09:29:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:15,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:29:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:15,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1089 states and 1352 transitions. [2018-11-18 09:29:15,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1352 transitions. [2018-11-18 09:29:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:15,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:29:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1093 states and 1356 transitions. [2018-11-18 09:29:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1356 transitions. [2018-11-18 09:29:15,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 09:29:15,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1097 states and 1362 transitions. [2018-11-18 09:29:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1362 transitions. [2018-11-18 09:29:16,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:29:16,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1114 states and 1379 transitions. [2018-11-18 09:29:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1379 transitions. [2018-11-18 09:29:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:29:16,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1119 states and 1385 transitions. [2018-11-18 09:29:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1385 transitions. [2018-11-18 09:29:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:29:16,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:16,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1123 states and 1389 transitions. [2018-11-18 09:29:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1389 transitions. [2018-11-18 09:29:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:29:16,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:29:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1161 states and 1429 transitions. [2018-11-18 09:29:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1429 transitions. [2018-11-18 09:29:17,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 09:29:17,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 09:29:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1164 states and 1431 transitions. [2018-11-18 09:29:17,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1431 transitions. [2018-11-18 09:29:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:17,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1165 states and 1432 transitions. [2018-11-18 09:29:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1432 transitions. [2018-11-18 09:29:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:17,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:17,711 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1166 states and 1433 transitions. [2018-11-18 09:29:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1433 transitions. [2018-11-18 09:29:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:17,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:17,958 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1171 states and 1438 transitions. [2018-11-18 09:29:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1438 transitions. [2018-11-18 09:29:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:18,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:18,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1175 states and 1442 transitions. [2018-11-18 09:29:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1442 transitions. [2018-11-18 09:29:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:18,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:18,610 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:29:18,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1179 states and 1446 transitions. [2018-11-18 09:29:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1446 transitions. [2018-11-18 09:29:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:18,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1281 states and 1568 transitions. [2018-11-18 09:29:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1568 transitions. [2018-11-18 09:29:25,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:25,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1293 states and 1581 transitions. [2018-11-18 09:29:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1581 transitions. [2018-11-18 09:29:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:29:26,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1298 states and 1585 transitions. [2018-11-18 09:29:26,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1585 transitions. [2018-11-18 09:29:26,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 09:29:26,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 09:29:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1378 states and 1677 transitions. [2018-11-18 09:29:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1677 transitions. [2018-11-18 09:29:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:29:27,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:28,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:29,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1421 states and 1725 transitions. [2018-11-18 09:29:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1725 transitions. [2018-11-18 09:29:29,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:29:29,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:29,051 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1425 states and 1728 transitions. [2018-11-18 09:29:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1728 transitions. [2018-11-18 09:29:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 09:29:29,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:29:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1426 states and 1729 transitions. [2018-11-18 09:29:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1729 transitions. [2018-11-18 09:29:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 09:29:29,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:29:30,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:30,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1430 states and 1733 transitions. [2018-11-18 09:29:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1733 transitions. [2018-11-18 09:29:30,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 09:29:30,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 09:29:31,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:31,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1440 states and 1743 transitions. [2018-11-18 09:29:31,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1743 transitions. [2018-11-18 09:29:31,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:31,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:31,917 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1579 states and 1912 transitions. [2018-11-18 09:29:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1912 transitions. [2018-11-18 09:29:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:37,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1592 states and 1927 transitions. [2018-11-18 09:29:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1927 transitions. [2018-11-18 09:29:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:38,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1604 states and 1940 transitions. [2018-11-18 09:29:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1940 transitions. [2018-11-18 09:29:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:39,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:39,848 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1614 states and 1955 transitions. [2018-11-18 09:29:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1955 transitions. [2018-11-18 09:29:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:40,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1633 states and 1975 transitions. [2018-11-18 09:29:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1975 transitions. [2018-11-18 09:29:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:42,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1637 states and 1978 transitions. [2018-11-18 09:29:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 1978 transitions. [2018-11-18 09:29:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:29:42,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 242 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:29:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1647 states and 1987 transitions. [2018-11-18 09:29:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 1987 transitions. [2018-11-18 09:29:43,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 09:29:43,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:43,341 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 09:29:43,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:43,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1650 states and 1989 transitions. [2018-11-18 09:29:43,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1989 transitions. [2018-11-18 09:29:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 09:29:43,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:29:44,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1674 states and 2013 transitions. [2018-11-18 09:29:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2013 transitions. [2018-11-18 09:29:44,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 09:29:44,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 391 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:29:45,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1678 states and 2016 transitions. [2018-11-18 09:29:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2016 transitions. [2018-11-18 09:29:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 09:29:45,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 202 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 09:29:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:50,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1944 states and 2316 transitions. [2018-11-18 09:29:50,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2316 transitions. [2018-11-18 09:29:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 09:29:50,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 09:29:51,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1946 states and 2317 transitions. [2018-11-18 09:29:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2317 transitions. [2018-11-18 09:29:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 09:29:51,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:29:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 62 proven. 422 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 09:29:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:29:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2119 states and 2513 transitions. [2018-11-18 09:29:59,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2513 transitions. [2018-11-18 09:29:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 09:29:59,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:29:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 62 proven. 422 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 09:30:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2143 states and 2539 transitions. [2018-11-18 09:30:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2539 transitions. [2018-11-18 09:30:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-18 09:30:01,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 756 proven. 5 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-11-18 09:30:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2217 states and 2616 transitions. [2018-11-18 09:30:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2616 transitions. [2018-11-18 09:30:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-18 09:30:05,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 756 proven. 5 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-11-18 09:30:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2218 states and 2617 transitions. [2018-11-18 09:30:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2617 transitions. [2018-11-18 09:30:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2018-11-18 09:30:05,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 775 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2018-11-18 09:30:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2290 states and 2692 transitions. [2018-11-18 09:30:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2692 transitions. [2018-11-18 09:30:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-11-18 09:30:07,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 1042 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2018-11-18 09:30:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2466 states and 2880 transitions. [2018-11-18 09:30:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2880 transitions. [2018-11-18 09:30:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-11-18 09:30:19,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 1042 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2018-11-18 09:30:20,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2468 states and 2880 transitions. [2018-11-18 09:30:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2880 transitions. [2018-11-18 09:30:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2018-11-18 09:30:20,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1063 proven. 412 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-11-18 09:30:27,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2686 states and 3111 transitions. [2018-11-18 09:30:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3111 transitions. [2018-11-18 09:30:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2018-11-18 09:30:27,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 1320 proven. 15 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2018-11-18 09:30:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2539 states and 2957 transitions. [2018-11-18 09:30:28,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2957 transitions. [2018-11-18 09:30:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-11-18 09:30:28,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2567 backedges. 1296 proven. 621 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2018-11-18 09:30:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2546 states and 2964 transitions. [2018-11-18 09:30:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2964 transitions. [2018-11-18 09:30:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-11-18 09:30:29,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:30:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:30:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2567 backedges. 1296 proven. 621 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2018-11-18 09:30:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:30:31,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2138 states and 2530 transitions. [2018-11-18 09:30:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2530 transitions. [2018-11-18 09:30:31,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:30:31,763 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 120 iterations. [2018-11-18 09:30:31,769 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:30:33,281 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 29 [2018-11-18 09:30:33,698 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 29 [2018-11-18 09:30:35,965 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2018-11-18 09:30:36,222 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 29 [2018-11-18 09:30:36,580 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 29 [2018-11-18 09:30:36,853 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:30:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 29 [2018-11-18 09:30:36,860 INFO L579 CodeCheckObserver]: Invariant with dag size 29 [2018-11-18 09:30:36,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:30:36 ImpRootNode [2018-11-18 09:30:36,861 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:30:36,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:30:36,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:30:36,861 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:30:36,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:28:43" (3/4) ... [2018-11-18 09:30:36,865 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:30:36,880 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 09:30:36,881 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 09:30:36,882 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 09:30:36,883 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:30:36,973 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_606d634c-9e9b-46aa-9753-2ac9040e2660/bin-2019/ukojak/witness.graphml [2018-11-18 09:30:36,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:30:36,974 INFO L168 Benchmark]: Toolchain (without parser) took 115654.86 ms. Allocated memory was 1.0 GB in the beginning and 4.0 GB in the end (delta: 3.0 GB). Free memory was 956.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 593.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,974 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:30:36,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 924.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -215.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,975 INFO L168 Benchmark]: Boogie Preprocessor took 42.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,975 INFO L168 Benchmark]: RCFGBuilder took 1349.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.6 MB in the end (delta: 241.6 MB). Peak memory consumption was 241.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,975 INFO L168 Benchmark]: CodeCheck took 113679.55 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 887.6 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-11-18 09:30:36,975 INFO L168 Benchmark]: Witness Printer took 111.97 ms. Allocated memory is still 4.0 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-18 09:30:36,977 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 108.5s OverallTime, 120 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1266712136 SDtfs, 1096620960 SDslu, 1728389696 SDs, 0 SdLazy, 701020316 SolverSat, -2023911296 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 282.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 165453 GetRequests, 160976 SyntacticMatches, 3345 SemanticMatches, 1132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1054463 ImplicationChecksByTransitivity, 91.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 25030 NumberOfCodeBlocks, 25030 NumberOfCodeBlocksAsserted, 119 NumberOfCheckSat, 24911 ConstructedInterpolants, 0 QuantifiedInterpolants, 28296004 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 119 InterpolantComputations, 80 PerfectInterpolantSequences, 29750/33546 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 538]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a17 == 8 || !(a11 == 1)) || ((((!(a17 == 7) || !(a28 == 11)) && !(a28 == 8)) && a21 == 1) && !(a17 == 9))) || a25 == 1) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a17 == 8 || ((((!(a17 == 7) || !(a28 == 11)) && !(a28 == 8)) && a21 == 1) && !(a17 == 9))) || !(a11 == 1)) || a25 == 1) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.54 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 924.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -215.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1349.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.6 MB in the end (delta: 241.6 MB). Peak memory consumption was 241.6 MB. Max. memory is 11.5 GB. * CodeCheck took 113679.55 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 887.6 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. * Witness Printer took 111.97 ms. Allocated memory is still 4.0 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...