./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/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 79d76b935496dc6a959c1e4984dc143bd47f9882 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:36:38,116 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:36:38,117 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:36:38,123 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:36:38,123 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:36:38,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:36:38,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:36:38,125 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:36:38,126 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:36:38,127 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:36:38,127 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:36:38,128 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:36:38,128 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:36:38,129 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:36:38,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:36:38,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:36:38,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:36:38,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:36:38,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:36:38,134 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:36:38,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:36:38,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:36:38,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:36:38,138 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:36:38,138 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:36:38,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:36:38,139 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:36:38,140 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:36:38,140 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:36:38,141 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:36:38,141 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:36:38,142 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:36:38,142 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:36:38,142 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:36:38,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:36:38,143 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:36:38,144 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:36:38,153 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:36:38,154 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:36:38,154 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:36:38,154 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:36:38,155 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:36:38,155 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:36:38,155 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:36:38,155 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:36:38,155 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:36:38,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:36:38,157 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:36:38,157 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:36:38,157 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:36:38,157 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:36:38,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:36:38,157 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:36:38,157 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:36:38,158 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:36:38,158 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:36:38,158 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:36:38,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:36:38,158 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_477cb32a-219d-480c-a84a-619873b581cc/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 -> 79d76b935496dc6a959c1e4984dc143bd47f9882 [2018-11-23 07:36:38,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:36:38,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:36:38,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:36:38,198 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:36:38,198 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:36:38,198 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-11-23 07:36:38,245 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/data/c24328384/737d2c7199b14d579f453618bc16167b/FLAGf4a980fdd [2018-11-23 07:36:38,696 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:36:38,697 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-11-23 07:36:38,710 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/data/c24328384/737d2c7199b14d579f453618bc16167b/FLAGf4a980fdd [2018-11-23 07:36:39,218 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/data/c24328384/737d2c7199b14d579f453618bc16167b [2018-11-23 07:36:39,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:36:39,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:36:39,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:36:39,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:36:39,225 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:36:39,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e5f2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39, skipping insertion in model container [2018-11-23 07:36:39,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:36:39,276 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:36:39,525 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:36:39,528 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:36:39,600 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:36:39,612 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:36:39,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39 WrapperNode [2018-11-23 07:36:39,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:36:39,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:36:39,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:36:39,614 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:36:39,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:36:39,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:36:39,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:36:39,732 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:36:39,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... [2018-11-23 07:36:39,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:36:39,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:36:39,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:36:39,778 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:36:39,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:36:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/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 [2018-11-23 07:36:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:36:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:36:39,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:36:41,722 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:36:41,722 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:36:41,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:36:41 BoogieIcfgContainer [2018-11-23 07:36:41,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:36:41,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:36:41,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:36:41,730 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:36:41,730 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:36:41" (1/1) ... [2018-11-23 07:36:41,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:36:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 07:36:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 07:36:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:36:41,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-11-23 07:36:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-11-23 07:36:42,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 07:36:42,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 241 states and 341 transitions. [2018-11-23 07:36:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 341 transitions. [2018-11-23 07:36:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 07:36:42,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 245 states and 347 transitions. [2018-11-23 07:36:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 347 transitions. [2018-11-23 07:36:43,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:36:43,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 254 states and 358 transitions. [2018-11-23 07:36:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 358 transitions. [2018-11-23 07:36:43,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:36:43,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:43,230 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:36:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 264 states and 372 transitions. [2018-11-23 07:36:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 372 transitions. [2018-11-23 07:36:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:36:43,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:43,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 269 states and 377 transitions. [2018-11-23 07:36:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 377 transitions. [2018-11-23 07:36:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 07:36:43,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 286 states and 401 transitions. [2018-11-23 07:36:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 401 transitions. [2018-11-23 07:36:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:36:44,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:36:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 290 states and 406 transitions. [2018-11-23 07:36:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 406 transitions. [2018-11-23 07:36:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:36:44,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:44,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 294 states and 411 transitions. [2018-11-23 07:36:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 411 transitions. [2018-11-23 07:36:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:36:44,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:36:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 295 states and 412 transitions. [2018-11-23 07:36:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 412 transitions. [2018-11-23 07:36:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:36:44,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:44,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 298 states and 414 transitions. [2018-11-23 07:36:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 414 transitions. [2018-11-23 07:36:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:36:44,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 305 states and 421 transitions. [2018-11-23 07:36:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 421 transitions. [2018-11-23 07:36:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:36:44,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:36:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 312 states and 428 transitions. [2018-11-23 07:36:44,471 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 428 transitions. [2018-11-23 07:36:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:36:44,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:44,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 318 states and 434 transitions. [2018-11-23 07:36:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 434 transitions. [2018-11-23 07:36:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:36:44,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 454 transitions. [2018-11-23 07:36:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 454 transitions. [2018-11-23 07:36:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:36:44,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:36:45,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 352 states and 475 transitions. [2018-11-23 07:36:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 475 transitions. [2018-11-23 07:36:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 07:36:45,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 431 states and 562 transitions. [2018-11-23 07:36:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 562 transitions. [2018-11-23 07:36:45,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 07:36:45,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 455 states and 597 transitions. [2018-11-23 07:36:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 597 transitions. [2018-11-23 07:36:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 07:36:46,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:46,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 460 states and 601 transitions. [2018-11-23 07:36:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 601 transitions. [2018-11-23 07:36:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:36:46,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:36:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 471 states and 618 transitions. [2018-11-23 07:36:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 618 transitions. [2018-11-23 07:36:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:36:47,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:47,205 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 484 states and 635 transitions. [2018-11-23 07:36:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 635 transitions. [2018-11-23 07:36:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:36:47,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:47,791 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:36:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 592 states and 761 transitions. [2018-11-23 07:36:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 761 transitions. [2018-11-23 07:36:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 07:36:49,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:49,156 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 599 states and 768 transitions. [2018-11-23 07:36:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 768 transitions. [2018-11-23 07:36:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 07:36:49,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 606 states and 775 transitions. [2018-11-23 07:36:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 775 transitions. [2018-11-23 07:36:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:36:49,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 628 states and 805 transitions. [2018-11-23 07:36:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 805 transitions. [2018-11-23 07:36:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:36:49,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:49,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:49,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 631 states and 807 transitions. [2018-11-23 07:36:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 807 transitions. [2018-11-23 07:36:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:36:49,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:49,953 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:36:50,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:50,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 654 states and 833 transitions. [2018-11-23 07:36:50,195 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 833 transitions. [2018-11-23 07:36:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:36:50,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 662 states and 845 transitions. [2018-11-23 07:36:50,556 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 845 transitions. [2018-11-23 07:36:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:36:50,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:50,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 670 states and 854 transitions. [2018-11-23 07:36:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 854 transitions. [2018-11-23 07:36:50,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:36:50,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:51,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:51,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 675 states and 858 transitions. [2018-11-23 07:36:51,106 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 858 transitions. [2018-11-23 07:36:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:36:51,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:36:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:51,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 681 states and 866 transitions. [2018-11-23 07:36:51,508 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 866 transitions. [2018-11-23 07:36:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:36:51,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 690 states and 874 transitions. [2018-11-23 07:36:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 874 transitions. [2018-11-23 07:36:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:36:51,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:51,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 697 states and 880 transitions. [2018-11-23 07:36:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 880 transitions. [2018-11-23 07:36:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 07:36:51,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 07:36:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 698 states and 882 transitions. [2018-11-23 07:36:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 882 transitions. [2018-11-23 07:36:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 07:36:51,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:36:52,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 720 states and 905 transitions. [2018-11-23 07:36:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 905 transitions. [2018-11-23 07:36:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:36:52,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 751 states and 948 transitions. [2018-11-23 07:36:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 948 transitions. [2018-11-23 07:36:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:36:52,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:52,918 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:36:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 754 states and 950 transitions. [2018-11-23 07:36:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 950 transitions. [2018-11-23 07:36:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:36:53,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 757 states and 953 transitions. [2018-11-23 07:36:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 953 transitions. [2018-11-23 07:36:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 07:36:53,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 770 states and 967 transitions. [2018-11-23 07:36:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 967 transitions. [2018-11-23 07:36:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:36:53,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:53,755 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:36:54,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:54,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 774 states and 977 transitions. [2018-11-23 07:36:54,198 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 977 transitions. [2018-11-23 07:36:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:36:54,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:36:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 810 states and 1021 transitions. [2018-11-23 07:36:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1021 transitions. [2018-11-23 07:36:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:36:56,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:56,774 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:36:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 840 states and 1064 transitions. [2018-11-23 07:36:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1064 transitions. [2018-11-23 07:36:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:36:58,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:36:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 862 states and 1097 transitions. [2018-11-23 07:36:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1097 transitions. [2018-11-23 07:36:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:36:58,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:58,868 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:36:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 865 states and 1099 transitions. [2018-11-23 07:36:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1099 transitions. [2018-11-23 07:36:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:36:59,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:59,129 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 07:36:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 867 states and 1103 transitions. [2018-11-23 07:36:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1103 transitions. [2018-11-23 07:36:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:36:59,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:36:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 07:36:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:36:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 875 states and 1113 transitions. [2018-11-23 07:36:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1113 transitions. [2018-11-23 07:36:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:36:59,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:36:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:00,013 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 07:37:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 895 states and 1133 transitions. [2018-11-23 07:37:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1133 transitions. [2018-11-23 07:37:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:37:00,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 07:37:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 911 states and 1150 transitions. [2018-11-23 07:37:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1150 transitions. [2018-11-23 07:37:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:37:01,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 969 states and 1219 transitions. [2018-11-23 07:37:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1219 transitions. [2018-11-23 07:37:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:37:04,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:37:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 972 states and 1222 transitions. [2018-11-23 07:37:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1222 transitions. [2018-11-23 07:37:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:37:05,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:37:05,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 975 states and 1225 transitions. [2018-11-23 07:37:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1225 transitions. [2018-11-23 07:37:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:37:05,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:05,192 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 998 states and 1253 transitions. [2018-11-23 07:37:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1253 transitions. [2018-11-23 07:37:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:37:05,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1005 states and 1259 transitions. [2018-11-23 07:37:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1259 transitions. [2018-11-23 07:37:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:37:05,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:06,009 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1014 states and 1267 transitions. [2018-11-23 07:37:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1267 transitions. [2018-11-23 07:37:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:37:06,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:06,287 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1023 states and 1277 transitions. [2018-11-23 07:37:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1277 transitions. [2018-11-23 07:37:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:37:06,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:10,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1083 states and 1347 transitions. [2018-11-23 07:37:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1347 transitions. [2018-11-23 07:37:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 07:37:10,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:37:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1116 states and 1382 transitions. [2018-11-23 07:37:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1382 transitions. [2018-11-23 07:37:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:11,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:37:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:11,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1119 states and 1385 transitions. [2018-11-23 07:37:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1385 transitions. [2018-11-23 07:37:11,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:11,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1154 states and 1423 transitions. [2018-11-23 07:37:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1423 transitions. [2018-11-23 07:37:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:14,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:14,857 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:15,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1170 states and 1439 transitions. [2018-11-23 07:37:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1439 transitions. [2018-11-23 07:37:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:15,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:37:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:16,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1185 states and 1467 transitions. [2018-11-23 07:37:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1467 transitions. [2018-11-23 07:37:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:16,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:37:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1200 states and 1484 transitions. [2018-11-23 07:37:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1484 transitions. [2018-11-23 07:37:16,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:16,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:16,927 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:37:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1203 states and 1487 transitions. [2018-11-23 07:37:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1487 transitions. [2018-11-23 07:37:17,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:17,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:17,074 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:37:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1211 states and 1495 transitions. [2018-11-23 07:37:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1495 transitions. [2018-11-23 07:37:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:37:17,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:17,586 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:37:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1216 states and 1499 transitions. [2018-11-23 07:37:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1499 transitions. [2018-11-23 07:37:17,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:37:17,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1276 states and 1567 transitions. [2018-11-23 07:37:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1567 transitions. [2018-11-23 07:37:21,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:37:21,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:21,813 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1279 states and 1570 transitions. [2018-11-23 07:37:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1570 transitions. [2018-11-23 07:37:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:37:22,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:37:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1283 states and 1575 transitions. [2018-11-23 07:37:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1575 transitions. [2018-11-23 07:37:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 07:37:22,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:37:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1309 states and 1611 transitions. [2018-11-23 07:37:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1611 transitions. [2018-11-23 07:37:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:37:25,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:37:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1312 states and 1620 transitions. [2018-11-23 07:37:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1620 transitions. [2018-11-23 07:37:25,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:37:25,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:37:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:28,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1351 states and 1665 transitions. [2018-11-23 07:37:28,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1665 transitions. [2018-11-23 07:37:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:37:28,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:37:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1400 states and 1713 transitions. [2018-11-23 07:37:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1713 transitions. [2018-11-23 07:37:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:37:32,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1431 states and 1745 transitions. [2018-11-23 07:37:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1745 transitions. [2018-11-23 07:37:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:37:32,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:33,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:33,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1446 states and 1760 transitions. [2018-11-23 07:37:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1760 transitions. [2018-11-23 07:37:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:37:33,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:37:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1498 states and 1814 transitions. [2018-11-23 07:37:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1814 transitions. [2018-11-23 07:37:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:37:39,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:37:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1504 states and 1819 transitions. [2018-11-23 07:37:40,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1819 transitions. [2018-11-23 07:37:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:37:40,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:37:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:40,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1519 states and 1834 transitions. [2018-11-23 07:37:40,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1834 transitions. [2018-11-23 07:37:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:37:40,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:37:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1556 states and 1870 transitions. [2018-11-23 07:37:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1870 transitions. [2018-11-23 07:37:43,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 07:37:43,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 07:37:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1569 states and 1884 transitions. [2018-11-23 07:37:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1884 transitions. [2018-11-23 07:37:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:37:44,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:37:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1581 states and 1898 transitions. [2018-11-23 07:37:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1898 transitions. [2018-11-23 07:37:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:37:45,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:37:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1597 states and 1915 transitions. [2018-11-23 07:37:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1915 transitions. [2018-11-23 07:37:46,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:37:46,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1620 states and 1939 transitions. [2018-11-23 07:37:46,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1939 transitions. [2018-11-23 07:37:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:37:46,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-23 07:37:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1621 states and 1940 transitions. [2018-11-23 07:37:46,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1940 transitions. [2018-11-23 07:37:46,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:37:46,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-23 07:37:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1631 states and 1950 transitions. [2018-11-23 07:37:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1950 transitions. [2018-11-23 07:37:47,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:37:47,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:37:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1710 states and 2035 transitions. [2018-11-23 07:37:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2035 transitions. [2018-11-23 07:37:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 07:37:48,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 07:37:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1713 states and 2037 transitions. [2018-11-23 07:37:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2037 transitions. [2018-11-23 07:37:48,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 07:37:48,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:37:48,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:48,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1733 states and 2057 transitions. [2018-11-23 07:37:48,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2057 transitions. [2018-11-23 07:37:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 07:37:48,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 07:37:48,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1742 states and 2066 transitions. [2018-11-23 07:37:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2066 transitions. [2018-11-23 07:37:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:48,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1813 states and 2154 transitions. [2018-11-23 07:37:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2154 transitions. [2018-11-23 07:37:51,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:51,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1848 states and 2189 transitions. [2018-11-23 07:37:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2189 transitions. [2018-11-23 07:37:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:53,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1857 states and 2198 transitions. [2018-11-23 07:37:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2198 transitions. [2018-11-23 07:37:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:54,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:55,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1878 states and 2220 transitions. [2018-11-23 07:37:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2220 transitions. [2018-11-23 07:37:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:55,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1901 states and 2244 transitions. [2018-11-23 07:37:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2244 transitions. [2018-11-23 07:37:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:55,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:55,888 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:37:56,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1908 states and 2250 transitions. [2018-11-23 07:37:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2250 transitions. [2018-11-23 07:37:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:37:56,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 07:37:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1924 states and 2269 transitions. [2018-11-23 07:37:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2269 transitions. [2018-11-23 07:37:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 07:37:57,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:37:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:37:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1978 states and 2327 transitions. [2018-11-23 07:37:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2327 transitions. [2018-11-23 07:37:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:37:58,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:37:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:37:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2047 states and 2413 transitions. [2018-11-23 07:38:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2413 transitions. [2018-11-23 07:38:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:03,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:04,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2080 states and 2447 transitions. [2018-11-23 07:38:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2447 transitions. [2018-11-23 07:38:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:04,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2110 states and 2481 transitions. [2018-11-23 07:38:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2481 transitions. [2018-11-23 07:38:05,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:05,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2131 states and 2505 transitions. [2018-11-23 07:38:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2505 transitions. [2018-11-23 07:38:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:07,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2151 states and 2526 transitions. [2018-11-23 07:38:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2526 transitions. [2018-11-23 07:38:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:08,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:08,744 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:38:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:09,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2174 states and 2550 transitions. [2018-11-23 07:38:09,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2550 transitions. [2018-11-23 07:38:09,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:38:09,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-23 07:38:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2193 states and 2574 transitions. [2018-11-23 07:38:11,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2574 transitions. [2018-11-23 07:38:11,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 07:38:11,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:38:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2292 states and 2674 transitions. [2018-11-23 07:38:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2674 transitions. [2018-11-23 07:38:14,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:38:14,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:15,235 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 34 proven. 111 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:38:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:18,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2449 states and 2846 transitions. [2018-11-23 07:38:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2846 transitions. [2018-11-23 07:38:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 07:38:18,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 07:38:18,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:18,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2450 states and 2846 transitions. [2018-11-23 07:38:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2846 transitions. [2018-11-23 07:38:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 07:38:18,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:38:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2468 states and 2869 transitions. [2018-11-23 07:38:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2869 transitions. [2018-11-23 07:38:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 07:38:20,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:38:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:20,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2471 states and 2871 transitions. [2018-11-23 07:38:20,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 2871 transitions. [2018-11-23 07:38:20,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:38:20,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:38:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:25,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2563 states and 2966 transitions. [2018-11-23 07:38:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 2966 transitions. [2018-11-23 07:38:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:38:25,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 07:38:31,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2605 states and 3012 transitions. [2018-11-23 07:38:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3012 transitions. [2018-11-23 07:38:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:38:31,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:31,777 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 07:38:34,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:34,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2631 states and 3038 transitions. [2018-11-23 07:38:34,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3038 transitions. [2018-11-23 07:38:34,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:38:34,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:38:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2670 states and 3078 transitions. [2018-11-23 07:38:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3078 transitions. [2018-11-23 07:38:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:38:38,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:38:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2718 states and 3125 transitions. [2018-11-23 07:38:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3125 transitions. [2018-11-23 07:38:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:38:42,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:42,641 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:38:43,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 2730 states and 3136 transitions. [2018-11-23 07:38:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3136 transitions. [2018-11-23 07:38:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:38:43,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:38:44,362 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 22 [2018-11-23 07:38:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 2754 states and 3160 transitions. [2018-11-23 07:38:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 3160 transitions. [2018-11-23 07:38:46,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:38:46,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:46,713 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:38:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:47,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2759 states and 3164 transitions. [2018-11-23 07:38:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3164 transitions. [2018-11-23 07:38:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 07:38:47,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 07:38:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2763 states and 3171 transitions. [2018-11-23 07:38:47,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3171 transitions. [2018-11-23 07:38:47,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 07:38:47,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 07:38:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2771 states and 3181 transitions. [2018-11-23 07:38:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3181 transitions. [2018-11-23 07:38:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 07:38:48,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-23 07:38:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2776 states and 3185 transitions. [2018-11-23 07:38:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3185 transitions. [2018-11-23 07:38:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 07:38:49,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 07:38:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2786 states and 3197 transitions. [2018-11-23 07:38:50,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3197 transitions. [2018-11-23 07:38:50,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:38:50,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 07:38:51,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2788 states and 3202 transitions. [2018-11-23 07:38:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3202 transitions. [2018-11-23 07:38:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:38:51,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 170 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 07:38:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2807 states and 3220 transitions. [2018-11-23 07:38:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3220 transitions. [2018-11-23 07:38:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:38:51,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 170 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 07:38:52,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:52,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2811 states and 3227 transitions. [2018-11-23 07:38:52,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3227 transitions. [2018-11-23 07:38:52,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:38:52,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 170 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 07:38:53,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:53,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2819 states and 3236 transitions. [2018-11-23 07:38:53,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3236 transitions. [2018-11-23 07:38:53,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 07:38:53,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 170 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 07:38:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2824 states and 3240 transitions. [2018-11-23 07:38:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 3240 transitions. [2018-11-23 07:38:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:38:53,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:53,574 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 180 proven. 15 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 07:38:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2832 states and 3248 transitions. [2018-11-23 07:38:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3248 transitions. [2018-11-23 07:38:54,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:38:54,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 180 proven. 15 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 07:38:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:55,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2840 states and 3256 transitions. [2018-11-23 07:38:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 3256 transitions. [2018-11-23 07:38:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 07:38:55,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:38:56,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2841 states and 3256 transitions. [2018-11-23 07:38:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3256 transitions. [2018-11-23 07:38:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:38:56,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:38:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2876 states and 3297 transitions. [2018-11-23 07:38:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3297 transitions. [2018-11-23 07:38:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:38:58,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:38:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2906 states and 3329 transitions. [2018-11-23 07:38:58,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3329 transitions. [2018-11-23 07:38:58,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:38:58,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:38:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:38:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 2929 states and 3352 transitions. [2018-11-23 07:38:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3352 transitions. [2018-11-23 07:38:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:38:59,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:38:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:38:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:39:00,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:00,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2945 states and 3368 transitions. [2018-11-23 07:39:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3368 transitions. [2018-11-23 07:39:00,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:39:00,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:39:01,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2968 states and 3392 transitions. [2018-11-23 07:39:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 3392 transitions. [2018-11-23 07:39:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:39:01,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:39:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 2982 states and 3405 transitions. [2018-11-23 07:39:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 3405 transitions. [2018-11-23 07:39:02,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 07:39:02,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:02,235 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:39:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2988 states and 3415 transitions. [2018-11-23 07:39:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3415 transitions. [2018-11-23 07:39:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 07:39:02,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:39:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3023 states and 3452 transitions. [2018-11-23 07:39:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 3452 transitions. [2018-11-23 07:39:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 07:39:04,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 181 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:39:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 3034 states and 3463 transitions. [2018-11-23 07:39:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3463 transitions. [2018-11-23 07:39:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 07:39:04,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 07:39:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 3035 states and 3463 transitions. [2018-11-23 07:39:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 3463 transitions. [2018-11-23 07:39:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:05,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 07:39:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3071 states and 3513 transitions. [2018-11-23 07:39:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3513 transitions. [2018-11-23 07:39:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:06,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 07:39:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3086 states and 3525 transitions. [2018-11-23 07:39:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3525 transitions. [2018-11-23 07:39:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:08,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 07:39:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 3095 states and 3534 transitions. [2018-11-23 07:39:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3534 transitions. [2018-11-23 07:39:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:09,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 07:39:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3102 states and 3540 transitions. [2018-11-23 07:39:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 3540 transitions. [2018-11-23 07:39:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:10,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 07:39:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3133 states and 3570 transitions. [2018-11-23 07:39:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3570 transitions. [2018-11-23 07:39:10,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 07:39:10,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 199 proven. 8 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 07:39:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:12,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3141 states and 3585 transitions. [2018-11-23 07:39:12,377 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3585 transitions. [2018-11-23 07:39:12,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 07:39:12,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:12,457 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:39:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3146 states and 3594 transitions. [2018-11-23 07:39:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3594 transitions. [2018-11-23 07:39:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 07:39:13,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 07:39:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:13,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3147 states and 3595 transitions. [2018-11-23 07:39:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 3595 transitions. [2018-11-23 07:39:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 07:39:13,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 35 proven. 222 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 07:39:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3222 states and 3671 transitions. [2018-11-23 07:39:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3671 transitions. [2018-11-23 07:39:18,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 07:39:18,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 35 proven. 222 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 07:39:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 3226 states and 3677 transitions. [2018-11-23 07:39:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 3677 transitions. [2018-11-23 07:39:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:39:19,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:39:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:39:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 07:39:20,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:39:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 3159 states and 3610 transitions. [2018-11-23 07:39:20,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3610 transitions. [2018-11-23 07:39:20,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:39:20,507 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 150 iterations. [2018-11-23 07:39:20,516 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:39:20,713 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 41 [2018-11-23 07:39:20,822 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2018-11-23 07:39:21,125 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 44 [2018-11-23 07:39:21,299 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2018-11-23 07:39:21,415 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-23 07:39:21,769 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 16 [2018-11-23 07:39:21,993 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 42 [2018-11-23 07:39:22,255 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 43 [2018-11-23 07:39:22,547 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 16 [2018-11-23 07:39:22,946 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 16 [2018-11-23 07:39:23,058 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 16 [2018-11-23 07:39:23,165 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 16 [2018-11-23 07:39:23,345 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 16 [2018-11-23 07:39:23,558 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 43 [2018-11-23 07:39:23,953 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 49 [2018-11-23 07:39:24,139 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 16 [2018-11-23 07:39:24,687 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 16 [2018-11-23 07:39:25,271 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 50 [2018-11-23 07:39:25,447 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-11-23 07:39:25,561 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2018-11-23 07:39:25,669 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 16 [2018-11-23 07:39:25,805 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 16 [2018-11-23 07:39:26,173 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-11-23 07:39:26,403 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 16 [2018-11-23 07:39:26,785 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-23 07:39:26,920 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 16 [2018-11-23 07:39:27,212 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-11-23 07:39:27,610 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 16 [2018-11-23 07:39:27,778 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 41 [2018-11-23 07:39:28,140 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 16 [2018-11-23 07:39:28,258 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-23 07:39:28,391 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 16 [2018-11-23 07:39:28,662 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 50 [2018-11-23 07:39:28,921 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:39:28,923 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-23 07:39:28,929 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-23 07:39:28,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:39:28 ImpRootNode [2018-11-23 07:39:28,929 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:39:28,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:39:28,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:39:28,930 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:39:28,930 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:36:41" (3/4) ... [2018-11-23 07:39:28,933 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:39:28,950 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 07:39:28,951 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 07:39:28,952 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 07:39:28,954 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:39:29,052 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_477cb32a-219d-480c-a84a-619873b581cc/bin-2019/ukojak/witness.graphml [2018-11-23 07:39:29,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:39:29,053 INFO L168 Benchmark]: Toolchain (without parser) took 169832.11 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 955.5 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,054 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:39:29,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.91 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,054 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,055 INFO L168 Benchmark]: RCFGBuilder took 1944.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.1 MB in the end (delta: 239.8 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,055 INFO L168 Benchmark]: CodeCheck took 167206.70 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 884.1 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-23 07:39:29,055 INFO L168 Benchmark]: Witness Printer took 122.82 ms. Allocated memory is still 4.3 GB. Free memory is still 2.9 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:39:29,057 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 158.7s OverallTime, 150 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2147413684 SDtfs, 326713168 SDslu, 92711240 SDs, 0 SdLazy, -1020963316 SolverSat, -999902144 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 596.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 170465 GetRequests, 166342 SyntacticMatches, 2595 SemanticMatches, 1528 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1704472 ImplicationChecksByTransitivity, 138.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 25509 NumberOfCodeBlocks, 25509 NumberOfCodeBlocksAsserted, 149 NumberOfCheckSat, 25360 ConstructedInterpolants, 0 QuantifiedInterpolants, 17644193 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 149 InterpolantComputations, 116 PerfectInterpolantSequences, 20629/21397 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: 559]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 390.91 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -206.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1944.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.1 MB in the end (delta: 239.8 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. * CodeCheck took 167206.70 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 884.1 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 122.82 ms. Allocated memory is still 4.3 GB. Free memory is still 2.9 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...