./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/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 7013b5440d15c52781747fe18e114861ef321ee3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:41:37,996 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:41:37,997 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:41:38,005 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:41:38,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:41:38,005 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:41:38,006 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:41:38,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:41:38,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:41:38,009 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:41:38,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:41:38,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:41:38,010 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:41:38,011 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:41:38,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:41:38,012 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:41:38,013 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:41:38,014 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:41:38,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:41:38,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:41:38,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:41:38,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:41:38,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:41:38,020 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:41:38,020 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:41:38,021 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:41:38,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:41:38,022 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:41:38,022 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:41:38,023 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:41:38,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:41:38,024 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:41:38,024 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:41:38,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:41:38,025 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:41:38,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:41:38,025 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:41:38,034 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:41:38,034 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:41:38,035 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:41:38,035 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:41:38,035 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:41:38,035 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:41:38,036 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:41:38,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:41:38,037 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:41:38,037 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:41:38,037 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:41:38,037 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:41:38,037 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:41:38,037 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:41:38,038 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:41:38,038 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:41:38,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:41:38,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:41:38,039 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_b4e570d2-035f-40e7-88fa-f5622c0ed00d/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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2018-11-18 09:41:38,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:41:38,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:41:38,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:41:38,078 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:41:38,078 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:41:38,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-18 09:41:38,123 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/data/88222ab8f/d68d7fc03d9c435f98bc6991c93fb91e/FLAGe52b1462c [2018-11-18 09:41:38,558 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:41:38,558 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-18 09:41:38,567 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/data/88222ab8f/d68d7fc03d9c435f98bc6991c93fb91e/FLAGe52b1462c [2018-11-18 09:41:38,578 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/data/88222ab8f/d68d7fc03d9c435f98bc6991c93fb91e [2018-11-18 09:41:38,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:41:38,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:41:38,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:38,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:41:38,585 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:41:38,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:38,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be9d35c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38, skipping insertion in model container [2018-11-18 09:41:38,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:38,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:41:38,628 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:41:38,852 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:38,855 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:41:38,920 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:41:38,933 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:41:38,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38 WrapperNode [2018-11-18 09:41:38,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:41:38,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:38,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:41:38,934 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:41:38,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:38,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:41:39,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:41:39,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:41:39,029 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:41:39,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... [2018-11-18 09:41:39,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:41:39,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:41:39,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:41:39,070 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:41:39,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:41:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:41:39,120 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:41:39,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:41:39,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:41:40,321 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:41:40,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:40 BoogieIcfgContainer [2018-11-18 09:41:40,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:41:40,322 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:41:40,322 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:41:40,329 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:41:40,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:40" (1/1) ... [2018-11-18 09:41:40,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:41:40,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:40,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 09:41:40,362 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 09:41:40,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 09:41:40,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-11-18 09:41:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-11-18 09:41:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:41:40,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:41:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2018-11-18 09:41:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2018-11-18 09:41:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 09:41:41,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-18 09:41:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-18 09:41:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 09:41:41,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:41,385 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 203 states and 296 transitions. [2018-11-18 09:41:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-11-18 09:41:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:41:41,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:42,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 222 states and 324 transitions. [2018-11-18 09:41:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2018-11-18 09:41:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:41:42,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:42,102 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:41:42,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:42,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 361 transitions. [2018-11-18 09:41:42,514 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 361 transitions. [2018-11-18 09:41:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:41:42,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:41:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2018-11-18 09:41:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2018-11-18 09:41:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:41:42,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:42,842 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 389 transitions. [2018-11-18 09:41:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 389 transitions. [2018-11-18 09:41:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:41:43,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2018-11-18 09:41:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2018-11-18 09:41:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:41:43,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 298 states and 433 transitions. [2018-11-18 09:41:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 433 transitions. [2018-11-18 09:41:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:41:43,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-11-18 09:41:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-11-18 09:41:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:41:44,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:41:44,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:44,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 382 states and 525 transitions. [2018-11-18 09:41:44,644 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 525 transitions. [2018-11-18 09:41:44,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 09:41:44,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:44,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 401 states and 548 transitions. [2018-11-18 09:41:44,955 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 548 transitions. [2018-11-18 09:41:44,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 09:41:44,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 403 states and 549 transitions. [2018-11-18 09:41:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 549 transitions. [2018-11-18 09:41:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 09:41:45,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 410 states and 557 transitions. [2018-11-18 09:41:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 557 transitions. [2018-11-18 09:41:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:41:45,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:46,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 433 states and 592 transitions. [2018-11-18 09:41:46,106 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 592 transitions. [2018-11-18 09:41:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:41:46,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:46,167 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 452 states and 615 transitions. [2018-11-18 09:41:46,831 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 615 transitions. [2018-11-18 09:41:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:41:46,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:47,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 456 states and 619 transitions. [2018-11-18 09:41:47,044 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 619 transitions. [2018-11-18 09:41:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:41:47,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:47,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 460 states and 623 transitions. [2018-11-18 09:41:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 623 transitions. [2018-11-18 09:41:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 09:41:47,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 464 states and 627 transitions. [2018-11-18 09:41:47,385 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 627 transitions. [2018-11-18 09:41:47,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 09:41:47,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:48,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 498 states and 673 transitions. [2018-11-18 09:41:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 673 transitions. [2018-11-18 09:41:48,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:41:48,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 510 states and 690 transitions. [2018-11-18 09:41:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 690 transitions. [2018-11-18 09:41:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:41:49,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:50,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 513 states and 695 transitions. [2018-11-18 09:41:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 695 transitions. [2018-11-18 09:41:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 09:41:50,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 524 states and 708 transitions. [2018-11-18 09:41:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 708 transitions. [2018-11-18 09:41:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 09:41:50,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 525 states and 708 transitions. [2018-11-18 09:41:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 708 transitions. [2018-11-18 09:41:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:41:50,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:41:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 528 states and 712 transitions. [2018-11-18 09:41:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 712 transitions. [2018-11-18 09:41:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 09:41:50,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:50,893 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 561 states and 747 transitions. [2018-11-18 09:41:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 747 transitions. [2018-11-18 09:41:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:41:51,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 573 states and 763 transitions. [2018-11-18 09:41:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 763 transitions. [2018-11-18 09:41:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:41:51,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 577 states and 768 transitions. [2018-11-18 09:41:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 768 transitions. [2018-11-18 09:41:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:41:51,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 581 states and 772 transitions. [2018-11-18 09:41:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 772 transitions. [2018-11-18 09:41:52,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:41:52,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:52,144 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 593 states and 784 transitions. [2018-11-18 09:41:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 784 transitions. [2018-11-18 09:41:52,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 09:41:52,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:41:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 599 states and 789 transitions. [2018-11-18 09:41:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 789 transitions. [2018-11-18 09:41:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 09:41:52,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 610 states and 801 transitions. [2018-11-18 09:41:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 801 transitions. [2018-11-18 09:41:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 09:41:52,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 614 states and 805 transitions. [2018-11-18 09:41:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 805 transitions. [2018-11-18 09:41:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 09:41:52,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:41:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 618 states and 809 transitions. [2018-11-18 09:41:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 809 transitions. [2018-11-18 09:41:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 09:41:52,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:41:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 631 states and 826 transitions. [2018-11-18 09:41:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 826 transitions. [2018-11-18 09:41:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:41:53,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 633 states and 828 transitions. [2018-11-18 09:41:53,678 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 828 transitions. [2018-11-18 09:41:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:41:53,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 643 states and 837 transitions. [2018-11-18 09:41:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 837 transitions. [2018-11-18 09:41:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:41:53,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:53,890 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 655 states and 849 transitions. [2018-11-18 09:41:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 849 transitions. [2018-11-18 09:41:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:41:54,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:41:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 658 states and 853 transitions. [2018-11-18 09:41:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 853 transitions. [2018-11-18 09:41:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:41:54,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:41:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:54,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 663 states and 858 transitions. [2018-11-18 09:41:54,584 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 858 transitions. [2018-11-18 09:41:54,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 09:41:54,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:54,646 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:41:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:54,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 670 states and 866 transitions. [2018-11-18 09:41:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 866 transitions. [2018-11-18 09:41:54,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 09:41:54,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:41:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 675 states and 871 transitions. [2018-11-18 09:41:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 871 transitions. [2018-11-18 09:41:55,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 09:41:55,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:55,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 690 states and 886 transitions. [2018-11-18 09:41:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 886 transitions. [2018-11-18 09:41:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:41:55,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:41:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 710 states and 907 transitions. [2018-11-18 09:41:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 907 transitions. [2018-11-18 09:41:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:41:55,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 769 states and 970 transitions. [2018-11-18 09:41:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 970 transitions. [2018-11-18 09:41:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 09:41:58,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:41:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:41:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 781 states and 986 transitions. [2018-11-18 09:41:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 986 transitions. [2018-11-18 09:41:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 09:41:59,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:41:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:41:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 850 states and 1067 transitions. [2018-11-18 09:42:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1067 transitions. [2018-11-18 09:42:02,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 09:42:02,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:02,450 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 862 states and 1081 transitions. [2018-11-18 09:42:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1081 transitions. [2018-11-18 09:42:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 09:42:03,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:03,241 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:03,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 866 states and 1085 transitions. [2018-11-18 09:42:03,458 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1085 transitions. [2018-11-18 09:42:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 09:42:03,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 915 states and 1136 transitions. [2018-11-18 09:42:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1136 transitions. [2018-11-18 09:42:03,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 09:42:03,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:03,991 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 950 states and 1173 transitions. [2018-11-18 09:42:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1173 transitions. [2018-11-18 09:42:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 09:42:05,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 960 states and 1183 transitions. [2018-11-18 09:42:05,781 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1183 transitions. [2018-11-18 09:42:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 09:42:05,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:06,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 987 states and 1212 transitions. [2018-11-18 09:42:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1212 transitions. [2018-11-18 09:42:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 09:42:06,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1002 states and 1227 transitions. [2018-11-18 09:42:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1227 transitions. [2018-11-18 09:42:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 09:42:07,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 09:42:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:07,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1003 states and 1227 transitions. [2018-11-18 09:42:07,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1227 transitions. [2018-11-18 09:42:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:42:07,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1008 states and 1234 transitions. [2018-11-18 09:42:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1234 transitions. [2018-11-18 09:42:08,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:42:08,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:08,270 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1024 states and 1250 transitions. [2018-11-18 09:42:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1250 transitions. [2018-11-18 09:42:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 09:42:08,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1042 states and 1269 transitions. [2018-11-18 09:42:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1269 transitions. [2018-11-18 09:42:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 09:42:08,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1043 states and 1269 transitions. [2018-11-18 09:42:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1269 transitions. [2018-11-18 09:42:09,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:42:09,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 09:42:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1077 states and 1310 transitions. [2018-11-18 09:42:10,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1310 transitions. [2018-11-18 09:42:10,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:42:10,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 09:42:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1088 states and 1320 transitions. [2018-11-18 09:42:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1320 transitions. [2018-11-18 09:42:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:42:10,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 09:42:10,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:10,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1099 states and 1330 transitions. [2018-11-18 09:42:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1330 transitions. [2018-11-18 09:42:10,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:42:10,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1101 states and 1333 transitions. [2018-11-18 09:42:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1333 transitions. [2018-11-18 09:42:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 09:42:10,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:10,992 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1120 states and 1352 transitions. [2018-11-18 09:42:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1352 transitions. [2018-11-18 09:42:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 09:42:11,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:11,256 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1130 states and 1368 transitions. [2018-11-18 09:42:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1368 transitions. [2018-11-18 09:42:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 09:42:12,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1131 states and 1369 transitions. [2018-11-18 09:42:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1369 transitions. [2018-11-18 09:42:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:42:12,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1141 states and 1386 transitions. [2018-11-18 09:42:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1386 transitions. [2018-11-18 09:42:13,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 09:42:13,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:15,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1175 states and 1420 transitions. [2018-11-18 09:42:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1420 transitions. [2018-11-18 09:42:15,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:42:15,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:15,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1176 states and 1421 transitions. [2018-11-18 09:42:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1421 transitions. [2018-11-18 09:42:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:42:15,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:42:16,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1256 states and 1518 transitions. [2018-11-18 09:42:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1518 transitions. [2018-11-18 09:42:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:42:16,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:42:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1269 states and 1537 transitions. [2018-11-18 09:42:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1537 transitions. [2018-11-18 09:42:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:42:17,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:42:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1286 states and 1554 transitions. [2018-11-18 09:42:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1554 transitions. [2018-11-18 09:42:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 09:42:17,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1289 states and 1558 transitions. [2018-11-18 09:42:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1558 transitions. [2018-11-18 09:42:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:42:18,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:19,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1329 states and 1603 transitions. [2018-11-18 09:42:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1603 transitions. [2018-11-18 09:42:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:42:19,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:19,387 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1339 states and 1613 transitions. [2018-11-18 09:42:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1613 transitions. [2018-11-18 09:42:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 09:42:20,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:20,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1388 states and 1670 transitions. [2018-11-18 09:42:20,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1670 transitions. [2018-11-18 09:42:20,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 09:42:20,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:22,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:22,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1431 states and 1717 transitions. [2018-11-18 09:42:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1717 transitions. [2018-11-18 09:42:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 09:42:22,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1438 states and 1723 transitions. [2018-11-18 09:42:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1723 transitions. [2018-11-18 09:42:23,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 09:42:23,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:23,178 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1454 states and 1738 transitions. [2018-11-18 09:42:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1738 transitions. [2018-11-18 09:42:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 09:42:23,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:42:24,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1470 states and 1755 transitions. [2018-11-18 09:42:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1755 transitions. [2018-11-18 09:42:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:42:24,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1489 states and 1780 transitions. [2018-11-18 09:42:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1780 transitions. [2018-11-18 09:42:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:42:25,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1501 states and 1795 transitions. [2018-11-18 09:42:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1795 transitions. [2018-11-18 09:42:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:42:25,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1517 states and 1814 transitions. [2018-11-18 09:42:26,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1814 transitions. [2018-11-18 09:42:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:42:26,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1521 states and 1818 transitions. [2018-11-18 09:42:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1818 transitions. [2018-11-18 09:42:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:42:26,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:27,052 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 09:42:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:27,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1525 states and 1822 transitions. [2018-11-18 09:42:27,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1822 transitions. [2018-11-18 09:42:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 09:42:27,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1526 states and 1822 transitions. [2018-11-18 09:42:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1822 transitions. [2018-11-18 09:42:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 09:42:27,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:42:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1579 states and 1877 transitions. [2018-11-18 09:42:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1877 transitions. [2018-11-18 09:42:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 09:42:28,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:42:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1606 states and 1905 transitions. [2018-11-18 09:42:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1905 transitions. [2018-11-18 09:42:29,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:42:29,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 09:42:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1616 states and 1914 transitions. [2018-11-18 09:42:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1914 transitions. [2018-11-18 09:42:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 09:42:29,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:42:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1622 states and 1920 transitions. [2018-11-18 09:42:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1920 transitions. [2018-11-18 09:42:29,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 09:42:29,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1623 states and 1920 transitions. [2018-11-18 09:42:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1920 transitions. [2018-11-18 09:42:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 09:42:30,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:42:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1634 states and 1934 transitions. [2018-11-18 09:42:30,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1934 transitions. [2018-11-18 09:42:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:30,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:32,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:32,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1661 states and 1974 transitions. [2018-11-18 09:42:32,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1974 transitions. [2018-11-18 09:42:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:32,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1672 states and 1986 transitions. [2018-11-18 09:42:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1986 transitions. [2018-11-18 09:42:32,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:32,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:32,898 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:33,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1676 states and 1990 transitions. [2018-11-18 09:42:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1990 transitions. [2018-11-18 09:42:33,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:33,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:33,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:33,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1680 states and 1994 transitions. [2018-11-18 09:42:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1994 transitions. [2018-11-18 09:42:33,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:33,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1685 states and 1999 transitions. [2018-11-18 09:42:33,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 1999 transitions. [2018-11-18 09:42:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:42:33,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 09:42:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1689 states and 2003 transitions. [2018-11-18 09:42:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2003 transitions. [2018-11-18 09:42:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 09:42:34,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:42:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:34,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1705 states and 2019 transitions. [2018-11-18 09:42:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2019 transitions. [2018-11-18 09:42:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 09:42:34,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:42:34,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1708 states and 2022 transitions. [2018-11-18 09:42:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2022 transitions. [2018-11-18 09:42:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 09:42:34,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1724 states and 2047 transitions. [2018-11-18 09:42:34,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2047 transitions. [2018-11-18 09:42:34,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 09:42:34,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:35,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:35,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1749 states and 2074 transitions. [2018-11-18 09:42:35,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2074 transitions. [2018-11-18 09:42:35,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 09:42:35,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:42:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1765 states and 2094 transitions. [2018-11-18 09:42:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2094 transitions. [2018-11-18 09:42:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 09:42:36,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 09:42:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1836 states and 2167 transitions. [2018-11-18 09:42:36,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2167 transitions. [2018-11-18 09:42:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:42:36,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:37,076 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1861 states and 2193 transitions. [2018-11-18 09:42:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2193 transitions. [2018-11-18 09:42:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:42:38,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:38,108 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1869 states and 2200 transitions. [2018-11-18 09:42:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2200 transitions. [2018-11-18 09:42:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 09:42:38,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 140 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:42:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:38,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1876 states and 2207 transitions. [2018-11-18 09:42:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2207 transitions. [2018-11-18 09:42:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:38,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 09:42:39,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1916 states and 2247 transitions. [2018-11-18 09:42:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2247 transitions. [2018-11-18 09:42:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:39,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:39,613 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1924 states and 2256 transitions. [2018-11-18 09:42:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2256 transitions. [2018-11-18 09:42:39,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:39,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1940 states and 2272 transitions. [2018-11-18 09:42:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2272 transitions. [2018-11-18 09:42:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:40,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:40,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1987 states and 2320 transitions. [2018-11-18 09:42:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2320 transitions. [2018-11-18 09:42:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:40,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:40,967 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 2018 states and 2353 transitions. [2018-11-18 09:42:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2353 transitions. [2018-11-18 09:42:41,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 09:42:41,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 09:42:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:42,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2037 states and 2371 transitions. [2018-11-18 09:42:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2371 transitions. [2018-11-18 09:42:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 09:42:42,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 09:42:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2095 states and 2432 transitions. [2018-11-18 09:42:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2432 transitions. [2018-11-18 09:42:47,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 09:42:47,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 09:42:49,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:49,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2145 states and 2482 transitions. [2018-11-18 09:42:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2482 transitions. [2018-11-18 09:42:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 09:42:49,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:49,249 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 09:42:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2153 states and 2489 transitions. [2018-11-18 09:42:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2489 transitions. [2018-11-18 09:42:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:49,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:49,939 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:51,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2178 states and 2523 transitions. [2018-11-18 09:42:51,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2523 transitions. [2018-11-18 09:42:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:51,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:51,545 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2182 states and 2528 transitions. [2018-11-18 09:42:51,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2528 transitions. [2018-11-18 09:42:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:51,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2183 states and 2531 transitions. [2018-11-18 09:42:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2531 transitions. [2018-11-18 09:42:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:52,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2187 states and 2535 transitions. [2018-11-18 09:42:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2535 transitions. [2018-11-18 09:42:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:52,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2191 states and 2541 transitions. [2018-11-18 09:42:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2541 transitions. [2018-11-18 09:42:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:53,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2195 states and 2545 transitions. [2018-11-18 09:42:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2545 transitions. [2018-11-18 09:42:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:53,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:42:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2200 states and 2550 transitions. [2018-11-18 09:42:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2550 transitions. [2018-11-18 09:42:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:53,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 09:42:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2201 states and 2551 transitions. [2018-11-18 09:42:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2551 transitions. [2018-11-18 09:42:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 09:42:54,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:54,159 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 09:42:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2207 states and 2556 transitions. [2018-11-18 09:42:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2556 transitions. [2018-11-18 09:42:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 09:42:54,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:54,919 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 197 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2226 states and 2577 transitions. [2018-11-18 09:42:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2577 transitions. [2018-11-18 09:42:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 09:42:56,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 197 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:42:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2234 states and 2584 transitions. [2018-11-18 09:42:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2584 transitions. [2018-11-18 09:42:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:42:56,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:56,928 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 09:42:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2256 states and 2608 transitions. [2018-11-18 09:42:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2608 transitions. [2018-11-18 09:42:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:42:57,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 09:42:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2257 states and 2609 transitions. [2018-11-18 09:42:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2609 transitions. [2018-11-18 09:42:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:42:57,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 09:42:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:57,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2259 states and 2611 transitions. [2018-11-18 09:42:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2611 transitions. [2018-11-18 09:42:57,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:42:57,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 09:42:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2263 states and 2615 transitions. [2018-11-18 09:42:58,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2615 transitions. [2018-11-18 09:42:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 09:42:58,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 09:42:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2359 states and 2716 transitions. [2018-11-18 09:42:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2716 transitions. [2018-11-18 09:42:59,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 09:42:59,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:42:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2360 states and 2717 transitions. [2018-11-18 09:42:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2717 transitions. [2018-11-18 09:42:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 09:42:59,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 09:42:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:42:59,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2361 states and 2717 transitions. [2018-11-18 09:42:59,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2717 transitions. [2018-11-18 09:42:59,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 09:42:59,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:42:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:42:59,709 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 242 proven. 26 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 09:43:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:43:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2388 states and 2743 transitions. [2018-11-18 09:43:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2743 transitions. [2018-11-18 09:43:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 09:43:00,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:43:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:43:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 09:43:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:43:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2389 states and 2744 transitions. [2018-11-18 09:43:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2744 transitions. [2018-11-18 09:43:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 09:43:00,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:43:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:43:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 09:43:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:43:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2289 states and 2641 transitions. [2018-11-18 09:43:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2641 transitions. [2018-11-18 09:43:00,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:43:00,796 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 139 iterations. [2018-11-18 09:43:00,802 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:43:02,364 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 14 [2018-11-18 09:43:04,157 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 14 [2018-11-18 09:43:04,835 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:43:04,837 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 09:43:04,843 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 09:43:04,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:43:04 ImpRootNode [2018-11-18 09:43:04,843 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:43:04,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:43:04,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:43:04,844 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:43:04,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:41:40" (3/4) ... [2018-11-18 09:43:04,847 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:43:04,861 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 09:43:04,862 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 09:43:04,863 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 09:43:04,864 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:43:04,956 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b4e570d2-035f-40e7-88fa-f5622c0ed00d/bin-2019/ukojak/witness.graphml [2018-11-18 09:43:04,956 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:43:04,957 INFO L168 Benchmark]: Toolchain (without parser) took 86376.29 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 950.1 MB in the beginning and 2.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 511.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,957 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:43:04,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.87 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 920.6 MB in the beginning and 1.2 GB in the end (delta: -236.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,958 INFO L168 Benchmark]: Boogie Preprocessor took 40.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,958 INFO L168 Benchmark]: RCFGBuilder took 1252.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.5 MB in the end (delta: 242.4 MB). Peak memory consumption was 242.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,959 INFO L168 Benchmark]: CodeCheck took 84521.14 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 907.5 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,959 INFO L168 Benchmark]: Witness Printer took 112.79 ms. Allocated memory is still 3.4 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:43:04,961 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 80.4s OverallTime, 139 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 40774144 SDtfs, 1076209376 SDslu, 294084352 SDs, 0 SdLazy, -1971648644 SolverSat, 355473684 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 390.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 159143 GetRequests, 156453 SyntacticMatches, 1624 SemanticMatches, 1066 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873815 ImplicationChecksByTransitivity, 66.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 23683 NumberOfCodeBlocks, 23683 NumberOfCodeBlocksAsserted, 138 NumberOfCheckSat, 23545 ConstructedInterpolants, 0 QuantifiedInterpolants, 11635999 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 138 InterpolantComputations, 107 PerfectInterpolantSequences, 17299/17622 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: 475]: 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) || a25 == 1) || a28 == 7) || a28 == 10 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a19 == 1 || !(a11 == 1)) || a25 == 1) || a28 == 7) || a28 == 10 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.87 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 920.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 920.6 MB in the beginning and 1.2 GB in the end (delta: -236.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1252.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.5 MB in the end (delta: 242.4 MB). Peak memory consumption was 242.4 MB. Max. memory is 11.5 GB. * CodeCheck took 84521.14 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 907.5 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 112.79 ms. Allocated memory is still 3.4 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...