./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/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 e94bad701dc31ef8837df5dc0d8bbaaa41b948fd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:47:14,593 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:47:14,594 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:47:14,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:47:14,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:47:14,601 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:47:14,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:47:14,602 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:47:14,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:47:14,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:47:14,604 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:47:14,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:47:14,605 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:47:14,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:47:14,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:47:14,606 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:47:14,607 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:47:14,607 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:47:14,608 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:47:14,609 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:47:14,610 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:47:14,610 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:47:14,611 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:47:14,611 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:47:14,611 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:47:14,612 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:47:14,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:47:14,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:47:14,613 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:47:14,614 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:47:14,614 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:47:14,614 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:47:14,614 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:47:14,614 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:47:14,615 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:47:14,615 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:47:14,615 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:47:14,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:47:14,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:47:14,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:47:14,623 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:47:14,623 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:47:14,623 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:47:14,623 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:47:14,623 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:47:14,624 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:47:14,624 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:47:14,625 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:47:14,625 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:47:14,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:47:14,626 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_6195c59c-1229-404d-a041-f9c314c621b8/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 -> e94bad701dc31ef8837df5dc0d8bbaaa41b948fd [2018-12-09 00:47:14,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:47:14,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:47:14,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:47:14,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:47:14,652 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:47:14,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-12-09 00:47:14,688 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/data/d9455e630/c8fc5ea9bb3543c5b413ba0452caca18/FLAG055a054a7 [2018-12-09 00:47:15,160 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:47:15,161 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/sv-benchmarks/c/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-12-09 00:47:15,168 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/data/d9455e630/c8fc5ea9bb3543c5b413ba0452caca18/FLAG055a054a7 [2018-12-09 00:47:15,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/data/d9455e630/c8fc5ea9bb3543c5b413ba0452caca18 [2018-12-09 00:47:15,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:47:15,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:47:15,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:47:15,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:47:15,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:47:15,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:47:15" (1/1) ... [2018-12-09 00:47:15,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:15, skipping insertion in model container [2018-12-09 00:47:15,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:47:15" (1/1) ... [2018-12-09 00:47:15,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:47:15,711 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:47:15,895 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:47:15,898 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:47:16,001 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:47:16,013 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:47:16,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16 WrapperNode [2018-12-09 00:47:16,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:47:16,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:47:16,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:47:16,014 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:47:16,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:47:16,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:47:16,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:47:16,063 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:47:16,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... [2018-12-09 00:47:16,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:47:16,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:47:16,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:47:16,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:47:16,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:47:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/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 [2018-12-09 00:47:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:47:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:47:17,137 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:47:17,137 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 00:47:17,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:47:17 BoogieIcfgContainer [2018-12-09 00:47:17,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:47:17,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:47:17,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:47:17,147 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:47:17,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:47:17" (1/1) ... [2018-12-09 00:47:17,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:47:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:17,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 00:47:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 00:47:17,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 00:47:17,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2018-12-09 00:47:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2018-12-09 00:47:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 00:47:17,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:17,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-12-09 00:47:18,202 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-12-09 00:47:18,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 00:47:18,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 324 states and 452 transitions. [2018-12-09 00:47:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 452 transitions. [2018-12-09 00:47:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 00:47:19,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 402 states and 541 transitions. [2018-12-09 00:47:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 541 transitions. [2018-12-09 00:47:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 00:47:20,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 413 states and 554 transitions. [2018-12-09 00:47:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 554 transitions. [2018-12-09 00:47:20,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 00:47:20,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:20,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 424 states and 567 transitions. [2018-12-09 00:47:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 567 transitions. [2018-12-09 00:47:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 00:47:20,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 427 states and 570 transitions. [2018-12-09 00:47:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions. [2018-12-09 00:47:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 00:47:20,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:21,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:21,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 441 states and 589 transitions. [2018-12-09 00:47:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 589 transitions. [2018-12-09 00:47:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 00:47:21,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 445 states and 595 transitions. [2018-12-09 00:47:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 595 transitions. [2018-12-09 00:47:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 00:47:21,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:21,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:21,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 446 states and 596 transitions. [2018-12-09 00:47:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 596 transitions. [2018-12-09 00:47:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 00:47:21,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:21,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:21,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 459 states and 609 transitions. [2018-12-09 00:47:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2018-12-09 00:47:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 00:47:21,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 464 states and 624 transitions. [2018-12-09 00:47:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 624 transitions. [2018-12-09 00:47:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 00:47:22,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:22,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 477 states and 637 transitions. [2018-12-09 00:47:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 637 transitions. [2018-12-09 00:47:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 00:47:22,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 00:47:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:22,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 495 states and 662 transitions. [2018-12-09 00:47:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 662 transitions. [2018-12-09 00:47:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 00:47:22,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:22,614 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:23,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 523 states and 695 transitions. [2018-12-09 00:47:23,164 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 695 transitions. [2018-12-09 00:47:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:23,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:47:23,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:23,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 550 states and 726 transitions. [2018-12-09 00:47:23,656 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 726 transitions. [2018-12-09 00:47:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:23,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 00:47:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:24,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 568 states and 747 transitions. [2018-12-09 00:47:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 747 transitions. [2018-12-09 00:47:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:24,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 00:47:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:24,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 582 states and 762 transitions. [2018-12-09 00:47:24,334 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 762 transitions. [2018-12-09 00:47:24,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:24,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:47:24,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:24,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 583 states and 762 transitions. [2018-12-09 00:47:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 762 transitions. [2018-12-09 00:47:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:24,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:47:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 597 states and 776 transitions. [2018-12-09 00:47:24,593 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 776 transitions. [2018-12-09 00:47:24,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:24,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 610 states and 789 transitions. [2018-12-09 00:47:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 789 transitions. [2018-12-09 00:47:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:47:24,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 646 states and 835 transitions. [2018-12-09 00:47:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 835 transitions. [2018-12-09 00:47:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:47:25,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:25,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 651 states and 841 transitions. [2018-12-09 00:47:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 841 transitions. [2018-12-09 00:47:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 00:47:25,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:27,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 687 states and 881 transitions. [2018-12-09 00:47:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 881 transitions. [2018-12-09 00:47:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 00:47:27,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:47:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 693 states and 896 transitions. [2018-12-09 00:47:27,875 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 896 transitions. [2018-12-09 00:47:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:47:27,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 713 states and 918 transitions. [2018-12-09 00:47:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 918 transitions. [2018-12-09 00:47:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 00:47:28,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:28,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 714 states and 919 transitions. [2018-12-09 00:47:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 919 transitions. [2018-12-09 00:47:28,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 00:47:28,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:28,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:28,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 727 states and 935 transitions. [2018-12-09 00:47:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 935 transitions. [2018-12-09 00:47:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 00:47:28,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:47:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 737 states and 946 transitions. [2018-12-09 00:47:28,880 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 946 transitions. [2018-12-09 00:47:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:47:28,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:29,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 782 states and 997 transitions. [2018-12-09 00:47:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 997 transitions. [2018-12-09 00:47:29,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:47:29,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 783 states and 997 transitions. [2018-12-09 00:47:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 997 transitions. [2018-12-09 00:47:30,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:47:30,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 801 states and 1020 transitions. [2018-12-09 00:47:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1020 transitions. [2018-12-09 00:47:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:47:30,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 822 states and 1042 transitions. [2018-12-09 00:47:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1042 transitions. [2018-12-09 00:47:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:47:30,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:30,958 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 00:47:31,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 823 states and 1044 transitions. [2018-12-09 00:47:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1044 transitions. [2018-12-09 00:47:31,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:47:31,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 00:47:31,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 827 states and 1048 transitions. [2018-12-09 00:47:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1048 transitions. [2018-12-09 00:47:31,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:47:31,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 838 states and 1062 transitions. [2018-12-09 00:47:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1062 transitions. [2018-12-09 00:47:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 00:47:31,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:33,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 886 states and 1117 transitions. [2018-12-09 00:47:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1117 transitions. [2018-12-09 00:47:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 00:47:33,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:33,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:33,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 887 states and 1117 transitions. [2018-12-09 00:47:33,382 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1117 transitions. [2018-12-09 00:47:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 00:47:33,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 902 states and 1135 transitions. [2018-12-09 00:47:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1135 transitions. [2018-12-09 00:47:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 00:47:35,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 950 states and 1187 transitions. [2018-12-09 00:47:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1187 transitions. [2018-12-09 00:47:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 00:47:35,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:47:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 951 states and 1189 transitions. [2018-12-09 00:47:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1189 transitions. [2018-12-09 00:47:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 00:47:36,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:36,272 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:47:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 955 states and 1193 transitions. [2018-12-09 00:47:36,805 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1193 transitions. [2018-12-09 00:47:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 00:47:36,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 958 states and 1196 transitions. [2018-12-09 00:47:36,982 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1196 transitions. [2018-12-09 00:47:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 00:47:36,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 992 states and 1234 transitions. [2018-12-09 00:47:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1234 transitions. [2018-12-09 00:47:37,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 00:47:37,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 993 states and 1235 transitions. [2018-12-09 00:47:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1235 transitions. [2018-12-09 00:47:37,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 00:47:37,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:38,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1013 states and 1257 transitions. [2018-12-09 00:47:38,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1257 transitions. [2018-12-09 00:47:38,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 00:47:38,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:38,556 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:47:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1018 states and 1267 transitions. [2018-12-09 00:47:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1267 transitions. [2018-12-09 00:47:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 00:47:38,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:38,995 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:47:39,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1036 states and 1289 transitions. [2018-12-09 00:47:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1289 transitions. [2018-12-09 00:47:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 00:47:39,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1056 states and 1311 transitions. [2018-12-09 00:47:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1311 transitions. [2018-12-09 00:47:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 00:47:39,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:40,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1066 states and 1325 transitions. [2018-12-09 00:47:40,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1325 transitions. [2018-12-09 00:47:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 00:47:40,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:40,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1075 states and 1333 transitions. [2018-12-09 00:47:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1333 transitions. [2018-12-09 00:47:40,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 00:47:40,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:40,761 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:40,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1076 states and 1335 transitions. [2018-12-09 00:47:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1335 transitions. [2018-12-09 00:47:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:47:40,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1116 states and 1385 transitions. [2018-12-09 00:47:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1385 transitions. [2018-12-09 00:47:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:47:41,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:42,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1165 states and 1441 transitions. [2018-12-09 00:47:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1441 transitions. [2018-12-09 00:47:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:47:42,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:43,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:43,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1192 states and 1470 transitions. [2018-12-09 00:47:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1470 transitions. [2018-12-09 00:47:43,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:47:43,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1219 states and 1497 transitions. [2018-12-09 00:47:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1497 transitions. [2018-12-09 00:47:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:47:43,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1229 states and 1506 transitions. [2018-12-09 00:47:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1506 transitions. [2018-12-09 00:47:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 00:47:44,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:44,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1240 states and 1516 transitions. [2018-12-09 00:47:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1516 transitions. [2018-12-09 00:47:44,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 00:47:44,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 00:47:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1245 states and 1521 transitions. [2018-12-09 00:47:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1521 transitions. [2018-12-09 00:47:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 00:47:44,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 00:47:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1249 states and 1524 transitions. [2018-12-09 00:47:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1524 transitions. [2018-12-09 00:47:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 00:47:45,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 00:47:45,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:45,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1253 states and 1527 transitions. [2018-12-09 00:47:45,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1527 transitions. [2018-12-09 00:47:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:47:45,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:45,338 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1284 states and 1559 transitions. [2018-12-09 00:47:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1559 transitions. [2018-12-09 00:47:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:47:45,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1288 states and 1562 transitions. [2018-12-09 00:47:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1562 transitions. [2018-12-09 00:47:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:47:46,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:46,104 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1297 states and 1570 transitions. [2018-12-09 00:47:46,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1570 transitions. [2018-12-09 00:47:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:47:46,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 00:47:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1302 states and 1585 transitions. [2018-12-09 00:47:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1585 transitions. [2018-12-09 00:47:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 00:47:46,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1316 states and 1599 transitions. [2018-12-09 00:47:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1599 transitions. [2018-12-09 00:47:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:47:46,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1317 states and 1600 transitions. [2018-12-09 00:47:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1600 transitions. [2018-12-09 00:47:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:47:46,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:46,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1320 states and 1603 transitions. [2018-12-09 00:47:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1603 transitions. [2018-12-09 00:47:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:47:46,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:47:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1391 states and 1673 transitions. [2018-12-09 00:47:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1673 transitions. [2018-12-09 00:47:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 00:47:49,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 00:47:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:54,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1418 states and 1702 transitions. [2018-12-09 00:47:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1702 transitions. [2018-12-09 00:47:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 00:47:54,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:47:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:54,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1419 states and 1703 transitions. [2018-12-09 00:47:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1703 transitions. [2018-12-09 00:47:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 00:47:54,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:47:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1422 states and 1706 transitions. [2018-12-09 00:47:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1706 transitions. [2018-12-09 00:47:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 00:47:54,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1440 states and 1726 transitions. [2018-12-09 00:47:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1726 transitions. [2018-12-09 00:47:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 00:47:54,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:55,017 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:47:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1444 states and 1730 transitions. [2018-12-09 00:47:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1730 transitions. [2018-12-09 00:47:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 00:47:55,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:55,393 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:47:55,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:55,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1445 states and 1731 transitions. [2018-12-09 00:47:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1731 transitions. [2018-12-09 00:47:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 00:47:55,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:47:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1448 states and 1734 transitions. [2018-12-09 00:47:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1734 transitions. [2018-12-09 00:47:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:47:55,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:56,317 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 164 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 00:47:58,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1474 states and 1764 transitions. [2018-12-09 00:47:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1764 transitions. [2018-12-09 00:47:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:47:58,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 00:47:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1499 states and 1791 transitions. [2018-12-09 00:47:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1791 transitions. [2018-12-09 00:47:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 00:47:58,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:47:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:47:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1528 states and 1821 transitions. [2018-12-09 00:47:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1821 transitions. [2018-12-09 00:47:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 00:47:59,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:47:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:47:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1532 states and 1826 transitions. [2018-12-09 00:48:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1826 transitions. [2018-12-09 00:48:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 00:48:00,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:00,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:00,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1535 states and 1829 transitions. [2018-12-09 00:48:00,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1829 transitions. [2018-12-09 00:48:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 00:48:00,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1538 states and 1832 transitions. [2018-12-09 00:48:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1832 transitions. [2018-12-09 00:48:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:48:00,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:48:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1550 states and 1843 transitions. [2018-12-09 00:48:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1843 transitions. [2018-12-09 00:48:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:48:01,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:48:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:03,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1596 states and 1893 transitions. [2018-12-09 00:48:03,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1893 transitions. [2018-12-09 00:48:03,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:48:03,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 00:48:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:04,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1717 states and 2017 transitions. [2018-12-09 00:48:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2017 transitions. [2018-12-09 00:48:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 00:48:04,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:04,903 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 00:48:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1727 states and 2029 transitions. [2018-12-09 00:48:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2029 transitions. [2018-12-09 00:48:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 00:48:05,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:48:08,245 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 00:48:10,291 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 00:48:11,973 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 00:48:14,995 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:48:17,235 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:48:19,791 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 00:48:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:20,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1826 states and 2131 transitions. [2018-12-09 00:48:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2131 transitions. [2018-12-09 00:48:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 00:48:20,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:48:23,869 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-09 00:48:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1852 states and 2156 transitions. [2018-12-09 00:48:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2156 transitions. [2018-12-09 00:48:25,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 00:48:25,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 00:48:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1880 states and 2191 transitions. [2018-12-09 00:48:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2191 transitions. [2018-12-09 00:48:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 00:48:27,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 00:48:28,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1907 states and 2221 transitions. [2018-12-09 00:48:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2221 transitions. [2018-12-09 00:48:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:48:28,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-09 00:48:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1926 states and 2244 transitions. [2018-12-09 00:48:29,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2244 transitions. [2018-12-09 00:48:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:48:29,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:48:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1960 states and 2280 transitions. [2018-12-09 00:48:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2280 transitions. [2018-12-09 00:48:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:48:29,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:48:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:30,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2004 states and 2323 transitions. [2018-12-09 00:48:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2323 transitions. [2018-12-09 00:48:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 00:48:30,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:30,729 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 00:48:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2014 states and 2335 transitions. [2018-12-09 00:48:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2335 transitions. [2018-12-09 00:48:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 00:48:31,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:31,604 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 00:48:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2016 states and 2338 transitions. [2018-12-09 00:48:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2338 transitions. [2018-12-09 00:48:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 00:48:31,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:32,568 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 00:48:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2110 states and 2433 transitions. [2018-12-09 00:48:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2433 transitions. [2018-12-09 00:48:35,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 00:48:35,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 00:48:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2134 states and 2458 transitions. [2018-12-09 00:48:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2458 transitions. [2018-12-09 00:48:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 00:48:40,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:40,524 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 00:48:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:43,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2172 states and 2501 transitions. [2018-12-09 00:48:43,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2501 transitions. [2018-12-09 00:48:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-09 00:48:43,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 00:48:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:43,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2175 states and 2503 transitions. [2018-12-09 00:48:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2503 transitions. [2018-12-09 00:48:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 00:48:43,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 143 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 00:48:43,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:43,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2188 states and 2518 transitions. [2018-12-09 00:48:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2518 transitions. [2018-12-09 00:48:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 00:48:43,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 00:48:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2211 states and 2540 transitions. [2018-12-09 00:48:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2540 transitions. [2018-12-09 00:48:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 00:48:44,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:48:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2226 states and 2555 transitions. [2018-12-09 00:48:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2555 transitions. [2018-12-09 00:48:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-09 00:48:44,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:48:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2233 states and 2562 transitions. [2018-12-09 00:48:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2562 transitions. [2018-12-09 00:48:44,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 00:48:44,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:48:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2237 states and 2570 transitions. [2018-12-09 00:48:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2570 transitions. [2018-12-09 00:48:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 00:48:45,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:48:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2241 states and 2577 transitions. [2018-12-09 00:48:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2577 transitions. [2018-12-09 00:48:45,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 00:48:45,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:48:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:48:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2244 states and 2581 transitions. [2018-12-09 00:48:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2581 transitions. [2018-12-09 00:48:46,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:48:46,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:48:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:48:49,949 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 00:48:51,572 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 00:48:52,500 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 00:48:54,081 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2018-12-09 00:48:55,179 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 00:48:57,172 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 00:48:57,985 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 00:48:59,531 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 00:49:02,695 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:49:03,962 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-09 00:49:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2336 states and 2675 transitions. [2018-12-09 00:49:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2675 transitions. [2018-12-09 00:49:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:49:04,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:49:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2362 states and 2700 transitions. [2018-12-09 00:49:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2700 transitions. [2018-12-09 00:49:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 00:49:05,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 215 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2411 states and 2756 transitions. [2018-12-09 00:49:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2756 transitions. [2018-12-09 00:49:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 00:49:10,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:49:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2417 states and 2761 transitions. [2018-12-09 00:49:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2761 transitions. [2018-12-09 00:49:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 00:49:10,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:10,656 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:49:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2418 states and 2761 transitions. [2018-12-09 00:49:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2761 transitions. [2018-12-09 00:49:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:49:10,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:49:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2441 states and 2785 transitions. [2018-12-09 00:49:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2785 transitions. [2018-12-09 00:49:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:49:12,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:12,169 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:49:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2442 states and 2786 transitions. [2018-12-09 00:49:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2786 transitions. [2018-12-09 00:49:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:49:12,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:49:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2445 states and 2789 transitions. [2018-12-09 00:49:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2789 transitions. [2018-12-09 00:49:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:49:12,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:49:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2455 states and 2799 transitions. [2018-12-09 00:49:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2799 transitions. [2018-12-09 00:49:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 00:49:13,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 00:49:15,656 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 00:49:16,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2513 states and 2857 transitions. [2018-12-09 00:49:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2857 transitions. [2018-12-09 00:49:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 00:49:16,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 00:49:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2513 states and 2856 transitions. [2018-12-09 00:49:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2856 transitions. [2018-12-09 00:49:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 00:49:17,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-09 00:49:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2692 states and 3052 transitions. [2018-12-09 00:49:25,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3052 transitions. [2018-12-09 00:49:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 00:49:25,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-09 00:49:26,957 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 00:49:27,801 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:49:29,842 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:49:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2722 states and 3081 transitions. [2018-12-09 00:49:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3081 transitions. [2018-12-09 00:49:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 00:49:31,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:49:32,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:32,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2728 states and 3090 transitions. [2018-12-09 00:49:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3090 transitions. [2018-12-09 00:49:32,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 00:49:32,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:49:33,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2770 states and 3132 transitions. [2018-12-09 00:49:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3132 transitions. [2018-12-09 00:49:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 00:49:33,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:49:33,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2772 states and 3134 transitions. [2018-12-09 00:49:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3134 transitions. [2018-12-09 00:49:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 00:49:33,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:49:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:38,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2817 states and 3191 transitions. [2018-12-09 00:49:38,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3191 transitions. [2018-12-09 00:49:38,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 00:49:38,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:49:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2829 states and 3204 transitions. [2018-12-09 00:49:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3204 transitions. [2018-12-09 00:49:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 00:49:38,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:49:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2833 states and 3208 transitions. [2018-12-09 00:49:40,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3208 transitions. [2018-12-09 00:49:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:49:40,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:40,614 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:49:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:42,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2868 states and 3243 transitions. [2018-12-09 00:49:42,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3243 transitions. [2018-12-09 00:49:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:49:42,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:49:43,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 2910 states and 3286 transitions. [2018-12-09 00:49:43,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 3286 transitions. [2018-12-09 00:49:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:49:43,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:49:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2912 states and 3287 transitions. [2018-12-09 00:49:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3287 transitions. [2018-12-09 00:49:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:49:44,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:44,470 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:49:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 2918 states and 3292 transitions. [2018-12-09 00:49:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3292 transitions. [2018-12-09 00:49:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:49:44,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:49:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:45,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2924 states and 3298 transitions. [2018-12-09 00:49:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3298 transitions. [2018-12-09 00:49:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 00:49:45,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 00:49:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:45,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2927 states and 3301 transitions. [2018-12-09 00:49:45,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3301 transitions. [2018-12-09 00:49:45,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 00:49:45,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 00:49:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2936 states and 3309 transitions. [2018-12-09 00:49:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3309 transitions. [2018-12-09 00:49:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 00:49:45,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:49:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2958 states and 3330 transitions. [2018-12-09 00:49:46,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3330 transitions. [2018-12-09 00:49:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-09 00:49:46,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 244 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-09 00:49:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3002 states and 3376 transitions. [2018-12-09 00:49:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 3376 transitions. [2018-12-09 00:49:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 00:49:47,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 00:49:53,520 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-09 00:49:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 3077 states and 3454 transitions. [2018-12-09 00:49:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3454 transitions. [2018-12-09 00:49:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 00:49:56,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 00:49:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:58,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3077 states and 3453 transitions. [2018-12-09 00:49:58,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3453 transitions. [2018-12-09 00:49:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 00:49:58,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 00:49:58,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:49:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3077 states and 3452 transitions. [2018-12-09 00:49:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3452 transitions. [2018-12-09 00:49:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 00:49:58,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:49:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:50:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3096 states and 3473 transitions. [2018-12-09 00:50:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3473 transitions. [2018-12-09 00:50:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 00:50:03,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:50:06,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 3114 states and 3491 transitions. [2018-12-09 00:50:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3114 states and 3491 transitions. [2018-12-09 00:50:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 00:50:06,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:06,547 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 00:50:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3217 states and 3606 transitions. [2018-12-09 00:50:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 3606 transitions. [2018-12-09 00:50:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 00:50:14,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 00:50:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 3235 states and 3624 transitions. [2018-12-09 00:50:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 3624 transitions. [2018-12-09 00:50:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 00:50:15,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 00:50:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3239 states and 3628 transitions. [2018-12-09 00:50:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 3628 transitions. [2018-12-09 00:50:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 00:50:16,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 00:50:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3335 states and 3736 transitions. [2018-12-09 00:50:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3736 transitions. [2018-12-09 00:50:22,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 00:50:22,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 00:50:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3340 states and 3740 transitions. [2018-12-09 00:50:24,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 3740 transitions. [2018-12-09 00:50:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 00:50:24,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:50:28,422 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-09 00:50:29,951 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-09 00:50:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3418 states and 3821 transitions. [2018-12-09 00:50:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 3821 transitions. [2018-12-09 00:50:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 00:50:30,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:50:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3420 states and 3822 transitions. [2018-12-09 00:50:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 3822 transitions. [2018-12-09 00:50:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 00:50:31,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:50:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3472 states and 3882 transitions. [2018-12-09 00:50:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 3882 transitions. [2018-12-09 00:50:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-09 00:50:34,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 00:50:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3556 states and 3968 transitions. [2018-12-09 00:50:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 3968 transitions. [2018-12-09 00:50:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 00:50:36,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:50:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:43,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 3594 states and 4010 transitions. [2018-12-09 00:50:43,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3594 states and 4010 transitions. [2018-12-09 00:50:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:43,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 00:50:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 3611 states and 4029 transitions. [2018-12-09 00:50:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 4029 transitions. [2018-12-09 00:50:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:44,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 00:50:45,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:45,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3643 states and 4062 transitions. [2018-12-09 00:50:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3643 states and 4062 transitions. [2018-12-09 00:50:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:45,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 00:50:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 3662 states and 4081 transitions. [2018-12-09 00:50:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 4081 transitions. [2018-12-09 00:50:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:47,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 00:50:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:48,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 3665 states and 4084 transitions. [2018-12-09 00:50:48,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 4084 transitions. [2018-12-09 00:50:48,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:48,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:48,277 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-09 00:50:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3672 states and 4092 transitions. [2018-12-09 00:50:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3672 states and 4092 transitions. [2018-12-09 00:50:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:48,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-09 00:50:49,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 3689 states and 4111 transitions. [2018-12-09 00:50:49,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3689 states and 4111 transitions. [2018-12-09 00:50:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:49,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-09 00:50:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 3704 states and 4124 transitions. [2018-12-09 00:50:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 4124 transitions. [2018-12-09 00:50:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 00:50:50,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-09 00:50:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 3714 states and 4133 transitions. [2018-12-09 00:50:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 4133 transitions. [2018-12-09 00:50:51,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 00:50:51,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:50:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:54,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 3782 states and 4201 transitions. [2018-12-09 00:50:54,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 4201 transitions. [2018-12-09 00:50:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 00:50:54,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:50:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 3788 states and 4206 transitions. [2018-12-09 00:50:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 4206 transitions. [2018-12-09 00:50:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 00:50:55,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 00:50:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:56,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 3798 states and 4218 transitions. [2018-12-09 00:50:56,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3798 states and 4218 transitions. [2018-12-09 00:50:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 00:50:56,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 00:50:59,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:50:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3805 states and 4224 transitions. [2018-12-09 00:50:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 4224 transitions. [2018-12-09 00:50:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 00:50:59,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:50:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 00:51:05,225 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2018-12-09 00:51:08,146 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2018-12-09 00:51:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 3847 states and 4268 transitions. [2018-12-09 00:51:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4268 transitions. [2018-12-09 00:51:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:12,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 00:51:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 3868 states and 4297 transitions. [2018-12-09 00:51:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 4297 transitions. [2018-12-09 00:51:16,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:16,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 00:51:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 3921 states and 4353 transitions. [2018-12-09 00:51:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3921 states and 4353 transitions. [2018-12-09 00:51:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:21,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:21,980 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 00:51:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:22,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 3924 states and 4356 transitions. [2018-12-09 00:51:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 4356 transitions. [2018-12-09 00:51:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:22,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 00:51:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 3927 states and 4360 transitions. [2018-12-09 00:51:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 4360 transitions. [2018-12-09 00:51:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:23,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2018-12-09 00:51:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 4049 states and 4502 transitions. [2018-12-09 00:51:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 4502 transitions. [2018-12-09 00:51:37,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 00:51:37,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:37,259 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2018-12-09 00:51:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4100 states and 4552 transitions. [2018-12-09 00:51:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 4552 transitions. [2018-12-09 00:51:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:51:39,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:43,124 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:51:54,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 4164 states and 4635 transitions. [2018-12-09 00:51:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 4635 transitions. [2018-12-09 00:51:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:51:54,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:51:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 4195 states and 4666 transitions. [2018-12-09 00:51:58,853 INFO L276 IsEmpty]: Start isEmpty. Operand 4195 states and 4666 transitions. [2018-12-09 00:51:58,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:51:58,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:59,007 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:51:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:51:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4204 states and 4674 transitions. [2018-12-09 00:51:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 4674 transitions. [2018-12-09 00:51:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 00:51:59,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:51:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:51:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 00:52:01,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:52:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 4220 states and 4697 transitions. [2018-12-09 00:52:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 4697 transitions. [2018-12-09 00:52:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 00:52:01,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:52:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:52:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 00:52:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:52:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 4224 states and 4704 transitions. [2018-12-09 00:52:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 4704 transitions. [2018-12-09 00:52:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 00:52:02,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:52:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:52:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 00:52:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:52:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 4227 states and 4708 transitions. [2018-12-09 00:52:03,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4227 states and 4708 transitions. [2018-12-09 00:52:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:52:03,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:52:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:52:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 00:52:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:52:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 4288 states and 4793 transitions. [2018-12-09 00:52:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 4793 transitions. [2018-12-09 00:52:21,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:52:21,107 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 176 iterations. [2018-12-09 00:52:21,116 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:52:21,294 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-12-09 00:52:21,483 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-12-09 00:52:21,715 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:22,003 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 36 [2018-12-09 00:52:22,269 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-12-09 00:52:22,492 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2018-12-09 00:52:22,718 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:52:22,866 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:23,024 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:23,222 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:52:23,426 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 00:52:23,545 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-12-09 00:52:23,665 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 00:52:23,968 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-12-09 00:52:24,141 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2018-12-09 00:52:24,305 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2018-12-09 00:52:24,410 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-09 00:52:24,669 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2018-12-09 00:52:24,847 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:25,033 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2018-12-09 00:52:25,189 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2018-12-09 00:52:25,322 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2018-12-09 00:52:25,634 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 53 [2018-12-09 00:52:25,744 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-12-09 00:52:25,912 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2018-12-09 00:52:26,200 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-12-09 00:52:26,332 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2018-12-09 00:52:26,528 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-12-09 00:52:26,646 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 00:52:26,899 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-12-09 00:52:27,073 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-09 00:52:27,340 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-12-09 00:52:27,473 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-09 00:52:27,599 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-09 00:52:27,791 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-12-09 00:52:28,075 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-12-09 00:52:28,209 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 00:52:28,335 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-12-09 00:52:28,529 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2018-12-09 00:52:28,656 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-12-09 00:52:28,825 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2018-12-09 00:52:29,049 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:29,198 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:52:29,644 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2018-12-09 00:52:29,851 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-12-09 00:52:30,055 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-12-09 00:52:30,277 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:52:30,432 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2018-12-09 00:52:30,776 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2018-12-09 00:52:30,933 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-12-09 00:52:31,212 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:52:31,420 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2018-12-09 00:52:31,626 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-12-09 00:52:31,834 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-12-09 00:52:31,940 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 00:52:32,158 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 41 [2018-12-09 00:52:32,262 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-12-09 00:52:32,509 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2018-12-09 00:52:32,509 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:52:32,511 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 00:52:32,516 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 00:52:32,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:52:32 ImpRootNode [2018-12-09 00:52:32,517 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:52:32,517 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:52:32,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:52:32,518 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:52:32,518 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:47:17" (3/4) ... [2018-12-09 00:52:32,521 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:52:32,531 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 00:52:32,532 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 00:52:32,532 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 00:52:32,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:52:32,586 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6195c59c-1229-404d-a041-f9c314c621b8/bin-2019/ukojak/witness.graphml [2018-12-09 00:52:32,586 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:52:32,587 INFO L168 Benchmark]: Toolchain (without parser) took 316913.70 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -582.3 MB). Peak memory consumption was 582.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,587 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:52:32,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -120.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,588 INFO L168 Benchmark]: Boogie Preprocessor took 41.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,588 INFO L168 Benchmark]: RCFGBuilder took 1033.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.5 MB in the end (delta: 209.5 MB). Peak memory consumption was 209.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,588 INFO L168 Benchmark]: CodeCheck took 315378.77 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 845.5 MB in the beginning and 1.5 GB in the end (delta: -687.4 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-09 00:52:32,588 INFO L168 Benchmark]: Witness Printer took 68.72 ms. Allocated memory is still 2.2 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:52:32,590 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, 227 locations, 1 error locations. SAFE Result, 303.9s OverallTime, 176 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 587464128 SDtfs, 759595946 SDslu, 1395098124 SDs, 0 SdLazy, 1931444794 SolverSat, -1986336820 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1040.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 236857 GetRequests, 230519 SyntacticMatches, 4500 SemanticMatches, 1838 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2500277 ImplicationChecksByTransitivity, 271.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 21.4s InterpolantComputationTime, 36320 NumberOfCodeBlocks, 36320 NumberOfCodeBlocksAsserted, 175 NumberOfCheckSat, 36145 ConstructedInterpolants, 0 QuantifiedInterpolants, 34691405 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 175 InterpolantComputations, 128 PerfectInterpolantSequences, 38261/39449 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: 448]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a11 == 1 || !(a19 == 1)) || !(a17 == 7)) || !(a25 == 1)) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a25 == 1) || !(a17 == 7)) || !(a19 == 1)) || a11 == 1) || !(a28 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 339.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -120.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1033.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.5 MB in the end (delta: 209.5 MB). Peak memory consumption was 209.5 MB. Max. memory is 11.5 GB. * CodeCheck took 315378.77 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 845.5 MB in the beginning and 1.5 GB in the end (delta: -687.4 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 68.72 ms. Allocated memory is still 2.2 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...