./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_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_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:02,603 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:47:02,604 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:47:02,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:47:02,610 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:47:02,611 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:47:02,612 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:47:02,613 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:47:02,614 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:47:02,615 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:47:02,616 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:47:02,616 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:47:02,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:47:02,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:47:02,617 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:47:02,618 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:47:02,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:47:02,620 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:47:02,621 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:47:02,621 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:47:02,622 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:47:02,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:47:02,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:47:02,625 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:47:02,625 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:47:02,625 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:47:02,626 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:47:02,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:47:02,627 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:47:02,627 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:47:02,628 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:47:02,628 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:47:02,628 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:47:02,628 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:47:02,629 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:47:02,629 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:47:02,629 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:47:02,636 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:47:02,637 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:47:02,637 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:47:02,637 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:47:02,638 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:47:02,638 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:47:02,638 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:47:02,638 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:47:02,639 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:47:02,640 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:47:02,640 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:47:02,640 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:47:02,640 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:47:02,640 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:47:02,640 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:47:02,640 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:47:02,641 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:47:02,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:47:02,641 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_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2018-11-18 09:47:02,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:47:02,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:47:02,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:47:02,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:47:02,679 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:47:02,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-18 09:47:02,720 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/data/495d310e3/296ee656350d48039d1bced2ae9ea21c/FLAGf961dfe50 [2018-11-18 09:47:03,194 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:47:03,194 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-18 09:47:03,204 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/data/495d310e3/296ee656350d48039d1bced2ae9ea21c/FLAGf961dfe50 [2018-11-18 09:47:03,698 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/data/495d310e3/296ee656350d48039d1bced2ae9ea21c [2018-11-18 09:47:03,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:47:03,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:47:03,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:47:03,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:47:03,704 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:47:03,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:47:03" (1/1) ... [2018-11-18 09:47:03,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d843213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:03, skipping insertion in model container [2018-11-18 09:47:03,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:47:03" (1/1) ... [2018-11-18 09:47:03,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:47:03,746 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:47:03,964 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:47:03,968 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:47:04,035 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:47:04,047 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:47:04,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04 WrapperNode [2018-11-18 09:47:04,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:47:04,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:47:04,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:47:04,049 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:47:04,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:47:04,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:47:04,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:47:04,152 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:47:04,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... [2018-11-18 09:47:04,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:47:04,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:47:04,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:47:04,196 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:47:04,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:47:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/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 09:47:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:47:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:47:04,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:47:05,688 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:47:05,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:47:05 BoogieIcfgContainer [2018-11-18 09:47:05,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:47:05,689 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:47:05,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:47:05,697 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:47:05,697 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:47:05" (1/1) ... [2018-11-18 09:47:05,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:47:05,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 09:47:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 09:47:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 09:47:05,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:05,988 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 09:47:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2018-11-18 09:47:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-11-18 09:47:06,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 09:47:06,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:06,396 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 09:47:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 148 states and 223 transitions. [2018-11-18 09:47:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2018-11-18 09:47:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 09:47:06,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 154 states and 233 transitions. [2018-11-18 09:47:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 233 transitions. [2018-11-18 09:47:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 09:47:06,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 232 states and 324 transitions. [2018-11-18 09:47:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 324 transitions. [2018-11-18 09:47:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 09:47:07,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 267 states and 365 transitions. [2018-11-18 09:47:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 365 transitions. [2018-11-18 09:47:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:47:07,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:07,737 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 278 states and 383 transitions. [2018-11-18 09:47:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 383 transitions. [2018-11-18 09:47:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:08,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 290 states and 407 transitions. [2018-11-18 09:47:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 407 transitions. [2018-11-18 09:47:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:08,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 294 states and 411 transitions. [2018-11-18 09:47:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 411 transitions. [2018-11-18 09:47:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:08,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 296 states and 414 transitions. [2018-11-18 09:47:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 414 transitions. [2018-11-18 09:47:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:08,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 297 states and 415 transitions. [2018-11-18 09:47:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 415 transitions. [2018-11-18 09:47:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:09,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,140 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 303 states and 421 transitions. [2018-11-18 09:47:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 421 transitions. [2018-11-18 09:47:09,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:09,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,331 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 304 states and 422 transitions. [2018-11-18 09:47:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 422 transitions. [2018-11-18 09:47:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:09,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 306 states and 424 transitions. [2018-11-18 09:47:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 424 transitions. [2018-11-18 09:47:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:47:09,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 310 states and 428 transitions. [2018-11-18 09:47:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 428 transitions. [2018-11-18 09:47:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 09:47:09,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 322 states and 440 transitions. [2018-11-18 09:47:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 440 transitions. [2018-11-18 09:47:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 09:47:10,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:10,075 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 324 states and 442 transitions. [2018-11-18 09:47:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 442 transitions. [2018-11-18 09:47:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 09:47:10,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 370 states and 492 transitions. [2018-11-18 09:47:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 492 transitions. [2018-11-18 09:47:10,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:47:10,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 376 states and 500 transitions. [2018-11-18 09:47:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 500 transitions. [2018-11-18 09:47:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:47:11,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 379 states and 502 transitions. [2018-11-18 09:47:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 502 transitions. [2018-11-18 09:47:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:47:11,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:11,324 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 382 states and 504 transitions. [2018-11-18 09:47:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 504 transitions. [2018-11-18 09:47:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:47:11,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 425 states and 554 transitions. [2018-11-18 09:47:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 554 transitions. [2018-11-18 09:47:11,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 09:47:11,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 430 states and 560 transitions. [2018-11-18 09:47:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 560 transitions. [2018-11-18 09:47:12,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 09:47:12,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:12,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:12,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 437 states and 568 transitions. [2018-11-18 09:47:12,362 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 568 transitions. [2018-11-18 09:47:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:47:12,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 443 states and 578 transitions. [2018-11-18 09:47:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 578 transitions. [2018-11-18 09:47:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:47:13,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 444 states and 578 transitions. [2018-11-18 09:47:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 578 transitions. [2018-11-18 09:47:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 09:47:13,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 462 states and 599 transitions. [2018-11-18 09:47:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 599 transitions. [2018-11-18 09:47:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 09:47:13,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 527 states and 666 transitions. [2018-11-18 09:47:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 666 transitions. [2018-11-18 09:47:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:47:15,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 09:47:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 531 states and 669 transitions. [2018-11-18 09:47:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 669 transitions. [2018-11-18 09:47:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:47:15,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:47:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 545 states and 685 transitions. [2018-11-18 09:47:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 685 transitions. [2018-11-18 09:47:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:47:16,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:18,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:18,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 593 states and 745 transitions. [2018-11-18 09:47:18,131 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 745 transitions. [2018-11-18 09:47:18,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:47:18,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:18,239 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 615 states and 766 transitions. [2018-11-18 09:47:18,928 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 766 transitions. [2018-11-18 09:47:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:47:18,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:47:19,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 633 states and 784 transitions. [2018-11-18 09:47:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 784 transitions. [2018-11-18 09:47:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:19,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 641 states and 795 transitions. [2018-11-18 09:47:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 795 transitions. [2018-11-18 09:47:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:19,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 646 states and 807 transitions. [2018-11-18 09:47:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 807 transitions. [2018-11-18 09:47:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:20,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 653 states and 819 transitions. [2018-11-18 09:47:20,497 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 819 transitions. [2018-11-18 09:47:20,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:20,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 657 states and 824 transitions. [2018-11-18 09:47:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 824 transitions. [2018-11-18 09:47:20,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:20,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 664 states and 834 transitions. [2018-11-18 09:47:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 834 transitions. [2018-11-18 09:47:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:47:21,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 09:47:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 666 states and 836 transitions. [2018-11-18 09:47:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 836 transitions. [2018-11-18 09:47:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 09:47:21,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 09:47:21,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:21,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 667 states and 837 transitions. [2018-11-18 09:47:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 837 transitions. [2018-11-18 09:47:21,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 09:47:21,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 09:47:21,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:21,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 668 states and 837 transitions. [2018-11-18 09:47:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 837 transitions. [2018-11-18 09:47:21,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 09:47:21,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:47:21,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:21,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 696 states and 870 transitions. [2018-11-18 09:47:21,913 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 870 transitions. [2018-11-18 09:47:21,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:47:21,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:47:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 739 states and 913 transitions. [2018-11-18 09:47:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 913 transitions. [2018-11-18 09:47:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 09:47:22,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 09:47:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 744 states and 922 transitions. [2018-11-18 09:47:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 922 transitions. [2018-11-18 09:47:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 09:47:22,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 09:47:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 751 states and 930 transitions. [2018-11-18 09:47:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 930 transitions. [2018-11-18 09:47:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 09:47:23,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-18 09:47:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 877 states and 1064 transitions. [2018-11-18 09:47:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1064 transitions. [2018-11-18 09:47:24,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:47:24,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 09:47:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 879 states and 1066 transitions. [2018-11-18 09:47:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1066 transitions. [2018-11-18 09:47:24,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:47:24,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:24,704 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 09:47:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 880 states and 1066 transitions. [2018-11-18 09:47:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1066 transitions. [2018-11-18 09:47:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:47:24,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:27,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:27,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 945 states and 1139 transitions. [2018-11-18 09:47:27,486 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1139 transitions. [2018-11-18 09:47:27,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:47:27,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:28,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 952 states and 1149 transitions. [2018-11-18 09:47:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1149 transitions. [2018-11-18 09:47:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:47:28,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:47:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1007 states and 1207 transitions. [2018-11-18 09:47:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1207 transitions. [2018-11-18 09:47:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:47:29,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:47:32,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1072 states and 1280 transitions. [2018-11-18 09:47:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1280 transitions. [2018-11-18 09:47:32,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 09:47:32,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:47:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1077 states and 1286 transitions. [2018-11-18 09:47:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1286 transitions. [2018-11-18 09:47:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 09:47:33,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:47:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1108 states and 1319 transitions. [2018-11-18 09:47:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1319 transitions. [2018-11-18 09:47:33,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 09:47:33,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:47:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1109 states and 1319 transitions. [2018-11-18 09:47:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1319 transitions. [2018-11-18 09:47:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 09:47:33,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 09:47:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1126 states and 1339 transitions. [2018-11-18 09:47:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1339 transitions. [2018-11-18 09:47:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 09:47:34,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:34,853 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 09:47:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1194 states and 1409 transitions. [2018-11-18 09:47:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1409 transitions. [2018-11-18 09:47:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 09:47:35,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-18 09:47:35,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:35,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1196 states and 1412 transitions. [2018-11-18 09:47:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1412 transitions. [2018-11-18 09:47:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:47:35,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 156 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:47:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:37,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1269 states and 1494 transitions. [2018-11-18 09:47:37,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1494 transitions. [2018-11-18 09:47:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:47:37,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:37,555 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:47:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:39,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1279 states and 1513 transitions. [2018-11-18 09:47:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1513 transitions. [2018-11-18 09:47:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:47:39,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:47:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1282 states and 1517 transitions. [2018-11-18 09:47:39,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1517 transitions. [2018-11-18 09:47:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 09:47:39,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 09:47:40,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:40,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1285 states and 1521 transitions. [2018-11-18 09:47:40,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1521 transitions. [2018-11-18 09:47:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 09:47:40,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:40,711 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 265 proven. 20 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 09:47:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1340 states and 1584 transitions. [2018-11-18 09:47:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1584 transitions. [2018-11-18 09:47:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 09:47:43,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:47:44,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1345 states and 1592 transitions. [2018-11-18 09:47:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1592 transitions. [2018-11-18 09:47:44,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 09:47:44,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:47:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1349 states and 1596 transitions. [2018-11-18 09:47:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1596 transitions. [2018-11-18 09:47:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 09:47:45,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 09:47:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1353 states and 1600 transitions. [2018-11-18 09:47:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1600 transitions. [2018-11-18 09:47:45,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 09:47:45,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:45,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 09:47:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1394 states and 1646 transitions. [2018-11-18 09:47:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1646 transitions. [2018-11-18 09:47:47,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 09:47:47,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 09:47:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1452 states and 1713 transitions. [2018-11-18 09:47:49,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1713 transitions. [2018-11-18 09:47:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 09:47:49,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-18 09:47:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1500 states and 1761 transitions. [2018-11-18 09:47:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1761 transitions. [2018-11-18 09:47:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 09:47:52,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-18 09:47:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1580 states and 1847 transitions. [2018-11-18 09:47:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1847 transitions. [2018-11-18 09:47:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 09:47:53,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-18 09:47:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1584 states and 1850 transitions. [2018-11-18 09:47:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1850 transitions. [2018-11-18 09:47:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 09:47:53,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:47:56,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1599 states and 1868 transitions. [2018-11-18 09:47:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1868 transitions. [2018-11-18 09:47:56,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 09:47:56,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:47:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:47:56,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1603 states and 1872 transitions. [2018-11-18 09:47:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1872 transitions. [2018-11-18 09:47:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 09:47:56,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:47:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:47:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:00,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:00,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1653 states and 1934 transitions. [2018-11-18 09:48:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1934 transitions. [2018-11-18 09:48:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 09:48:00,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1674 states and 1955 transitions. [2018-11-18 09:48:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1955 transitions. [2018-11-18 09:48:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 09:48:02,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1719 states and 2004 transitions. [2018-11-18 09:48:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2004 transitions. [2018-11-18 09:48:04,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 09:48:04,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:04,651 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:06,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1763 states and 2049 transitions. [2018-11-18 09:48:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2049 transitions. [2018-11-18 09:48:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 09:48:06,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:48:11,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1809 states and 2096 transitions. [2018-11-18 09:48:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2096 transitions. [2018-11-18 09:48:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 09:48:11,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:48:13,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:13,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1816 states and 2105 transitions. [2018-11-18 09:48:13,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2105 transitions. [2018-11-18 09:48:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 09:48:13,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 09:48:13,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1817 states and 2106 transitions. [2018-11-18 09:48:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2106 transitions. [2018-11-18 09:48:13,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 09:48:13,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 09:48:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1821 states and 2110 transitions. [2018-11-18 09:48:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2110 transitions. [2018-11-18 09:48:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 09:48:14,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:48:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1857 states and 2152 transitions. [2018-11-18 09:48:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2152 transitions. [2018-11-18 09:48:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 09:48:19,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 09:48:21,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1874 states and 2168 transitions. [2018-11-18 09:48:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2168 transitions. [2018-11-18 09:48:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 09:48:21,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:21,907 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1888 states and 2190 transitions. [2018-11-18 09:48:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 2190 transitions. [2018-11-18 09:48:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 09:48:25,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1893 states and 2198 transitions. [2018-11-18 09:48:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2198 transitions. [2018-11-18 09:48:27,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 09:48:27,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:27,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1894 states and 2198 transitions. [2018-11-18 09:48:27,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2198 transitions. [2018-11-18 09:48:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 09:48:27,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 09:48:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1896 states and 2200 transitions. [2018-11-18 09:48:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2200 transitions. [2018-11-18 09:48:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 09:48:27,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:28,640 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:29,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1902 states and 2207 transitions. [2018-11-18 09:48:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2207 transitions. [2018-11-18 09:48:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 09:48:29,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 416 proven. 23 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 09:48:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1913 states and 2220 transitions. [2018-11-18 09:48:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2220 transitions. [2018-11-18 09:48:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 09:48:32,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 416 proven. 23 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 09:48:33,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1917 states and 2224 transitions. [2018-11-18 09:48:33,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2224 transitions. [2018-11-18 09:48:33,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 09:48:33,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 416 proven. 23 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 09:48:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1921 states and 2228 transitions. [2018-11-18 09:48:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2228 transitions. [2018-11-18 09:48:33,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 09:48:33,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 09:48:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:36,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1963 states and 2276 transitions. [2018-11-18 09:48:36,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2276 transitions. [2018-11-18 09:48:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 09:48:36,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 09:48:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2099 states and 2447 transitions. [2018-11-18 09:48:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2447 transitions. [2018-11-18 09:48:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 09:48:46,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 2130 states and 2484 transitions. [2018-11-18 09:48:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2484 transitions. [2018-11-18 09:48:50,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 09:48:50,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2153 states and 2506 transitions. [2018-11-18 09:48:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2506 transitions. [2018-11-18 09:48:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 09:48:53,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2154 states and 2506 transitions. [2018-11-18 09:48:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2506 transitions. [2018-11-18 09:48:54,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 09:48:54,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:48:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2155 states and 2508 transitions. [2018-11-18 09:48:55,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2508 transitions. [2018-11-18 09:48:55,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 09:48:55,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:55,868 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 09:48:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2170 states and 2524 transitions. [2018-11-18 09:48:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2524 transitions. [2018-11-18 09:48:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-18 09:48:57,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-18 09:48:57,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2177 states and 2532 transitions. [2018-11-18 09:48:57,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2532 transitions. [2018-11-18 09:48:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 09:48:57,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:48:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:48:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 561 proven. 12 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2018-11-18 09:48:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:48:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2038 states and 2388 transitions. [2018-11-18 09:48:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2388 transitions. [2018-11-18 09:48:58,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:48:58,353 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 100 iterations. [2018-11-18 09:48:58,360 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:48:58,654 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 35 [2018-11-18 09:48:58,846 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-18 09:48:58,974 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:48:59,086 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 25 [2018-11-18 09:48:59,224 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 35 [2018-11-18 09:48:59,333 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 35 [2018-11-18 09:48:59,491 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 25 [2018-11-18 09:48:59,595 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:48:59,802 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2018-11-18 09:49:00,080 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 35 [2018-11-18 09:49:00,203 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2018-11-18 09:49:00,539 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 35 [2018-11-18 09:49:00,725 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-18 09:49:00,826 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:49:01,425 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 25 [2018-11-18 09:49:01,928 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 53 [2018-11-18 09:49:02,131 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:49:02,258 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:49:02,359 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:49:02,555 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 25 [2018-11-18 09:49:03,128 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 35 [2018-11-18 09:49:03,337 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 55 [2018-11-18 09:49:03,646 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 33 [2018-11-18 09:49:03,789 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-18 09:49:03,901 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-18 09:49:04,003 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2018-11-18 09:49:04,196 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 53 [2018-11-18 09:49:04,196 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:49:04,198 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 09:49:04,203 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 09:49:04,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:49:04 ImpRootNode [2018-11-18 09:49:04,205 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:49:04,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:49:04,205 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:49:04,205 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:49:04,206 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:47:05" (3/4) ... [2018-11-18 09:49:04,209 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:49:04,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-18 09:49:04,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 09:49:04,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-18 09:49:04,316 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a70e1a75-85f8-4d4a-a3b3-37ffd0617768/bin-2019/ukojak/witness.graphml [2018-11-18 09:49:04,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:49:04,317 INFO L168 Benchmark]: Toolchain (without parser) took 120616.64 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.6 GB). Free memory was 956.6 MB in the beginning and 1.5 GB in the end (delta: -510.9 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,318 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:49:04,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,318 INFO L168 Benchmark]: Boogie Preprocessor took 43.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:49:04,318 INFO L168 Benchmark]: RCFGBuilder took 1493.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.3 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,319 INFO L168 Benchmark]: CodeCheck took 118515.15 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 895.3 MB in the beginning and 1.5 GB in the end (delta: -623.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,319 INFO L168 Benchmark]: Witness Printer took 111.51 ms. Allocated memory is still 3.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:49:04,320 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 112.6s OverallTime, 100 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 682255644 SDtfs, 2031836618 SDslu, -958548766 SDs, 0 SdLazy, 770010244 SolverSat, 1176707360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 259.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129141 GetRequests, 124035 SyntacticMatches, 3894 SemanticMatches, 1212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1128489 ImplicationChecksByTransitivity, 95.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 19969 NumberOfCodeBlocks, 19969 NumberOfCodeBlocksAsserted, 99 NumberOfCheckSat, 19870 ConstructedInterpolants, 0 QuantifiedInterpolants, 32330964 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 99 InterpolantComputations, 60 PerfectInterpolantSequences, 24298/25396 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: 458]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a8 == 13)) || !(a7 == 1)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a8 == 13)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0)) || !(a7 == 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1493.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.3 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. * CodeCheck took 118515.15 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 895.3 MB in the beginning and 1.5 GB in the end (delta: -623.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 111.51 ms. Allocated memory is still 3.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...