./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/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 b933e5eb5edc3f9dba2cad9f501770deba788f6d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:02:35,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:02:35,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:02:35,125 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:02:35,125 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:02:35,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:02:35,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:02:35,128 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:02:35,129 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:02:35,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:02:35,131 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:02:35,131 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:02:35,132 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:02:35,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:02:35,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:02:35,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:02:35,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:02:35,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:02:35,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:02:35,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:02:35,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:02:35,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:02:35,142 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:02:35,142 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:02:35,142 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:02:35,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:02:35,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:02:35,144 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:02:35,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:02:35,146 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:02:35,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:02:35,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:02:35,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:02:35,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:02:35,148 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:02:35,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:02:35,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:02:35,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:02:35,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:02:35,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:02:35,160 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:02:35,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:02:35,160 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:02:35,161 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:02:35,161 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:02:35,162 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:02:35,162 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:02:35,162 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:02:35,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:02:35,162 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:02:35,162 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:02:35,162 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:02:35,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:02:35,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:02:35,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:02:35,164 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_eb86da76-0a3f-46d6-8a55-75326da6de66/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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2018-11-10 11:02:35,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:02:35,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:02:35,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:02:35,202 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:02:35,203 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:02:35,203 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-11-10 11:02:35,246 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/data/60b4f4593/bfcefb58332245ebba2f82f5f70a4347/FLAG2cbf05ab7 [2018-11-10 11:02:35,627 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:02:35,628 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-11-10 11:02:35,638 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/data/60b4f4593/bfcefb58332245ebba2f82f5f70a4347/FLAG2cbf05ab7 [2018-11-10 11:02:35,651 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/data/60b4f4593/bfcefb58332245ebba2f82f5f70a4347 [2018-11-10 11:02:35,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:02:35,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:02:35,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:02:35,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:02:35,659 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:02:35,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:35" (1/1) ... [2018-11-10 11:02:35,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e892343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:35, skipping insertion in model container [2018-11-10 11:02:35,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:35" (1/1) ... [2018-11-10 11:02:35,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:02:35,712 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:02:35,942 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:02:35,946 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:02:36,009 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:02:36,020 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:02:36,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36 WrapperNode [2018-11-10 11:02:36,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:02:36,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:02:36,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:02:36,022 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:02:36,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:02:36,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:02:36,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:02:36,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:02:36,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... [2018-11-10 11:02:36,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:02:36,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:02:36,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:02:36,177 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:02:36,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/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 [2018-11-10 11:02:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 11:02:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:02:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:02:37,699 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:02:37,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:02:37 BoogieIcfgContainer [2018-11-10 11:02:37,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:02:37,700 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:02:37,700 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:02:37,708 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:02:37,708 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:02:37" (1/1) ... [2018-11-10 11:02:37,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:02:37,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 11:02:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 11:02:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 11:02:37,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:38,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2018-11-10 11:02:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2018-11-10 11:02:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 11:02:38,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 245 states and 330 transitions. [2018-11-10 11:02:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 330 transitions. [2018-11-10 11:02:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 11:02:39,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:39,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 250 states and 337 transitions. [2018-11-10 11:02:39,192 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 337 transitions. [2018-11-10 11:02:39,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 11:02:39,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,221 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:39,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 260 states and 352 transitions. [2018-11-10 11:02:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 352 transitions. [2018-11-10 11:02:39,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 11:02:39,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:02:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 271 states and 372 transitions. [2018-11-10 11:02:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 372 transitions. [2018-11-10 11:02:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 11:02:39,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:39,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 274 states and 375 transitions. [2018-11-10 11:02:39,819 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 375 transitions. [2018-11-10 11:02:39,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 11:02:39,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:02:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 275 states and 377 transitions. [2018-11-10 11:02:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 377 transitions. [2018-11-10 11:02:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 11:02:39,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 11:02:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 279 states and 382 transitions. [2018-11-10 11:02:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 382 transitions. [2018-11-10 11:02:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 11:02:40,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:40,089 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:02:40,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:40,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 284 states and 389 transitions. [2018-11-10 11:02:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 389 transitions. [2018-11-10 11:02:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 11:02:40,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 302 states and 420 transitions. [2018-11-10 11:02:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 420 transitions. [2018-11-10 11:02:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 11:02:40,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 309 states and 428 transitions. [2018-11-10 11:02:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 428 transitions. [2018-11-10 11:02:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 11:02:40,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 311 states and 430 transitions. [2018-11-10 11:02:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 430 transitions. [2018-11-10 11:02:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 11:02:40,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 325 states and 449 transitions. [2018-11-10 11:02:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 449 transitions. [2018-11-10 11:02:41,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 11:02:41,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:41,583 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 329 states and 455 transitions. [2018-11-10 11:02:41,688 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 455 transitions. [2018-11-10 11:02:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 11:02:41,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 334 states and 463 transitions. [2018-11-10 11:02:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 463 transitions. [2018-11-10 11:02:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 11:02:41,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:41,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:41,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 338 states and 468 transitions. [2018-11-10 11:02:41,994 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 468 transitions. [2018-11-10 11:02:41,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 11:02:41,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:42,012 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 342 states and 472 transitions. [2018-11-10 11:02:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 472 transitions. [2018-11-10 11:02:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 11:02:42,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:42,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 366 states and 504 transitions. [2018-11-10 11:02:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 504 transitions. [2018-11-10 11:02:42,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 11:02:42,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:42,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 371 states and 510 transitions. [2018-11-10 11:02:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 510 transitions. [2018-11-10 11:02:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 11:02:42,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:43,043 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:02:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 451 states and 594 transitions. [2018-11-10 11:02:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 594 transitions. [2018-11-10 11:02:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:43,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:43,545 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:44,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 474 states and 625 transitions. [2018-11-10 11:02:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 625 transitions. [2018-11-10 11:02:44,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:44,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 478 states and 629 transitions. [2018-11-10 11:02:44,491 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 629 transitions. [2018-11-10 11:02:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:44,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:44,605 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 482 states and 633 transitions. [2018-11-10 11:02:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 633 transitions. [2018-11-10 11:02:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:44,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:45,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 486 states and 637 transitions. [2018-11-10 11:02:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 637 transitions. [2018-11-10 11:02:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:45,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:02:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 491 states and 642 transitions. [2018-11-10 11:02:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 642 transitions. [2018-11-10 11:02:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 11:02:45,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:02:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 496 states and 646 transitions. [2018-11-10 11:02:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 646 transitions. [2018-11-10 11:02:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 11:02:45,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 502 states and 654 transitions. [2018-11-10 11:02:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 654 transitions. [2018-11-10 11:02:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 11:02:45,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:47,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 535 states and 701 transitions. [2018-11-10 11:02:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 701 transitions. [2018-11-10 11:02:47,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 11:02:47,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 539 states and 705 transitions. [2018-11-10 11:02:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 705 transitions. [2018-11-10 11:02:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 11:02:47,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 543 states and 709 transitions. [2018-11-10 11:02:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 709 transitions. [2018-11-10 11:02:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 11:02:47,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:02:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 545 states and 710 transitions. [2018-11-10 11:02:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 710 transitions. [2018-11-10 11:02:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 11:02:47,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:48,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 555 states and 724 transitions. [2018-11-10 11:02:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 724 transitions. [2018-11-10 11:02:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 11:02:48,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 576 states and 747 transitions. [2018-11-10 11:02:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 747 transitions. [2018-11-10 11:02:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 11:02:48,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:48,963 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 590 states and 764 transitions. [2018-11-10 11:02:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 764 transitions. [2018-11-10 11:02:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 11:02:49,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 606 states and 785 transitions. [2018-11-10 11:02:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 785 transitions. [2018-11-10 11:02:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 11:02:50,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 11:02:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 609 states and 787 transitions. [2018-11-10 11:02:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 787 transitions. [2018-11-10 11:02:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 11:02:50,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 614 states and 795 transitions. [2018-11-10 11:02:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 795 transitions. [2018-11-10 11:02:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 11:02:50,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:50,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 618 states and 799 transitions. [2018-11-10 11:02:50,951 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 799 transitions. [2018-11-10 11:02:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 11:02:50,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:50,977 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:02:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:51,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 623 states and 803 transitions. [2018-11-10 11:02:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 803 transitions. [2018-11-10 11:02:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 11:02:51,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 11:02:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 643 states and 827 transitions. [2018-11-10 11:02:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 827 transitions. [2018-11-10 11:02:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 11:02:51,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:02:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 648 states and 832 transitions. [2018-11-10 11:02:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 832 transitions. [2018-11-10 11:02:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 11:02:51,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 673 states and 860 transitions. [2018-11-10 11:02:51,916 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 860 transitions. [2018-11-10 11:02:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 11:02:51,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:02:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:52,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 692 states and 882 transitions. [2018-11-10 11:02:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 882 transitions. [2018-11-10 11:02:52,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 11:02:52,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:53,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 721 states and 911 transitions. [2018-11-10 11:02:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 911 transitions. [2018-11-10 11:02:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 11:02:53,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:53,370 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:02:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 722 states and 912 transitions. [2018-11-10 11:02:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 912 transitions. [2018-11-10 11:02:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 11:02:53,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 11:02:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 724 states and 914 transitions. [2018-11-10 11:02:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 914 transitions. [2018-11-10 11:02:53,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 11:02:53,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 11:02:54,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 754 states and 950 transitions. [2018-11-10 11:02:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 950 transitions. [2018-11-10 11:02:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 11:02:54,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:02:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 771 states and 967 transitions. [2018-11-10 11:02:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 967 transitions. [2018-11-10 11:02:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 11:02:54,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:54,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 807 states and 1005 transitions. [2018-11-10 11:02:54,373 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1005 transitions. [2018-11-10 11:02:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 11:02:54,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 11:02:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 809 states and 1006 transitions. [2018-11-10 11:02:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1006 transitions. [2018-11-10 11:02:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 11:02:54,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:02:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:54,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 819 states and 1016 transitions. [2018-11-10 11:02:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1016 transitions. [2018-11-10 11:02:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 11:02:54,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 831 states and 1029 transitions. [2018-11-10 11:02:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1029 transitions. [2018-11-10 11:02:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 11:02:55,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 835 states and 1033 transitions. [2018-11-10 11:02:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1033 transitions. [2018-11-10 11:02:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:02:55,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:55,417 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 840 states and 1039 transitions. [2018-11-10 11:02:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1039 transitions. [2018-11-10 11:02:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 11:02:55,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 842 states and 1041 transitions. [2018-11-10 11:02:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1041 transitions. [2018-11-10 11:02:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 11:02:56,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 849 states and 1055 transitions. [2018-11-10 11:02:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1055 transitions. [2018-11-10 11:02:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 11:02:56,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 11:02:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:57,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 908 states and 1118 transitions. [2018-11-10 11:02:57,556 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1118 transitions. [2018-11-10 11:02:57,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 11:02:57,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 919 states and 1136 transitions. [2018-11-10 11:02:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1136 transitions. [2018-11-10 11:02:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 11:02:58,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 11:02:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 920 states and 1141 transitions. [2018-11-10 11:02:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1141 transitions. [2018-11-10 11:02:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 11:02:58,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:58,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:58,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 942 states and 1166 transitions. [2018-11-10 11:02:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1166 transitions. [2018-11-10 11:02:58,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 11:02:58,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:02:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 949 states and 1177 transitions. [2018-11-10 11:02:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1177 transitions. [2018-11-10 11:02:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 11:02:58,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:58,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 969 states and 1200 transitions. [2018-11-10 11:02:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1200 transitions. [2018-11-10 11:02:58,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-10 11:02:58,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:58,987 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:02:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:02:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 973 states and 1205 transitions. [2018-11-10 11:02:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1205 transitions. [2018-11-10 11:02:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 11:02:59,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:02:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:02:59,381 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 998 states and 1242 transitions. [2018-11-10 11:03:01,647 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1242 transitions. [2018-11-10 11:03:01,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 11:03:01,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1006 states and 1251 transitions. [2018-11-10 11:03:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1251 transitions. [2018-11-10 11:03:02,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 11:03:02,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1014 states and 1260 transitions. [2018-11-10 11:03:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1260 transitions. [2018-11-10 11:03:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 11:03:02,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 11:03:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1019 states and 1264 transitions. [2018-11-10 11:03:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1264 transitions. [2018-11-10 11:03:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 11:03:02,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:03:03,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1024 states and 1269 transitions. [2018-11-10 11:03:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1269 transitions. [2018-11-10 11:03:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 11:03:03,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:03,201 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:03,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1026 states and 1272 transitions. [2018-11-10 11:03:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1272 transitions. [2018-11-10 11:03:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 11:03:03,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1033 states and 1281 transitions. [2018-11-10 11:03:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1281 transitions. [2018-11-10 11:03:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 11:03:03,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:04,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1038 states and 1286 transitions. [2018-11-10 11:03:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1286 transitions. [2018-11-10 11:03:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 11:03:04,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1043 states and 1290 transitions. [2018-11-10 11:03:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1290 transitions. [2018-11-10 11:03:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 11:03:04,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1068 states and 1315 transitions. [2018-11-10 11:03:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1315 transitions. [2018-11-10 11:03:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 11:03:05,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 11:03:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1080 states and 1326 transitions. [2018-11-10 11:03:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1326 transitions. [2018-11-10 11:03:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 11:03:05,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:03:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1086 states and 1332 transitions. [2018-11-10 11:03:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1332 transitions. [2018-11-10 11:03:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 11:03:05,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:03:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1087 states and 1333 transitions. [2018-11-10 11:03:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1333 transitions. [2018-11-10 11:03:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 11:03:05,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 11:03:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1106 states and 1353 transitions. [2018-11-10 11:03:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1353 transitions. [2018-11-10 11:03:05,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 11:03:05,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1108 states and 1354 transitions. [2018-11-10 11:03:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1354 transitions. [2018-11-10 11:03:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 11:03:06,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1109 states and 1354 transitions. [2018-11-10 11:03:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1354 transitions. [2018-11-10 11:03:06,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 11:03:06,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1110 states and 1355 transitions. [2018-11-10 11:03:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1355 transitions. [2018-11-10 11:03:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 11:03:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:06,460 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:06,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:06,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1114 states and 1359 transitions. [2018-11-10 11:03:06,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1359 transitions. [2018-11-10 11:03:06,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 11:03:06,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:03:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1125 states and 1377 transitions. [2018-11-10 11:03:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1377 transitions. [2018-11-10 11:03:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 11:03:07,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:03:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1129 states and 1382 transitions. [2018-11-10 11:03:08,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1382 transitions. [2018-11-10 11:03:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 11:03:08,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:08,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1132 states and 1385 transitions. [2018-11-10 11:03:08,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1385 transitions. [2018-11-10 11:03:08,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 11:03:08,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:08,210 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 11:03:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1137 states and 1393 transitions. [2018-11-10 11:03:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1393 transitions. [2018-11-10 11:03:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 11:03:08,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 11:03:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1142 states and 1397 transitions. [2018-11-10 11:03:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1397 transitions. [2018-11-10 11:03:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:03:08,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:08,985 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:03:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1173 states and 1431 transitions. [2018-11-10 11:03:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1431 transitions. [2018-11-10 11:03:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:03:09,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:03:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1177 states and 1435 transitions. [2018-11-10 11:03:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1435 transitions. [2018-11-10 11:03:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 11:03:10,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:03:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1181 states and 1439 transitions. [2018-11-10 11:03:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1439 transitions. [2018-11-10 11:03:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:03:10,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 11:03:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:10,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1210 states and 1468 transitions. [2018-11-10 11:03:10,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1468 transitions. [2018-11-10 11:03:10,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:03:10,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1299 states and 1575 transitions. [2018-11-10 11:03:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1575 transitions. [2018-11-10 11:03:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:03:15,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1312 states and 1591 transitions. [2018-11-10 11:03:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1591 transitions. [2018-11-10 11:03:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 11:03:16,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 152 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1318 states and 1596 transitions. [2018-11-10 11:03:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1596 transitions. [2018-11-10 11:03:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 11:03:17,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:17,281 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 11:03:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1325 states and 1604 transitions. [2018-11-10 11:03:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1604 transitions. [2018-11-10 11:03:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:03:17,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:17,953 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:03:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1351 states and 1635 transitions. [2018-11-10 11:03:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1635 transitions. [2018-11-10 11:03:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:03:18,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:03:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1356 states and 1642 transitions. [2018-11-10 11:03:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1642 transitions. [2018-11-10 11:03:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:03:18,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:03:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:19,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1360 states and 1646 transitions. [2018-11-10 11:03:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1646 transitions. [2018-11-10 11:03:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 11:03:19,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:19,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:03:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:19,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1364 states and 1650 transitions. [2018-11-10 11:03:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1650 transitions. [2018-11-10 11:03:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-10 11:03:19,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:19,766 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1371 states and 1657 transitions. [2018-11-10 11:03:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1657 transitions. [2018-11-10 11:03:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:03:20,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 11:03:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1375 states and 1661 transitions. [2018-11-10 11:03:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1661 transitions. [2018-11-10 11:03:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:03:20,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:21,012 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:21,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:21,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1377 states and 1665 transitions. [2018-11-10 11:03:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1665 transitions. [2018-11-10 11:03:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 11:03:21,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:21,316 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 159 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:03:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1379 states and 1667 transitions. [2018-11-10 11:03:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1667 transitions. [2018-11-10 11:03:21,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 11:03:21,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1396 states and 1683 transitions. [2018-11-10 11:03:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1683 transitions. [2018-11-10 11:03:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 11:03:21,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 11:03:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1434 states and 1723 transitions. [2018-11-10 11:03:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1723 transitions. [2018-11-10 11:03:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 11:03:21,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 9 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 11:03:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:22,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1514 states and 1803 transitions. [2018-11-10 11:03:22,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1803 transitions. [2018-11-10 11:03:22,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-10 11:03:22,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:22,808 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 11:03:22,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1517 states and 1805 transitions. [2018-11-10 11:03:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1805 transitions. [2018-11-10 11:03:22,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 11:03:22,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1521 states and 1810 transitions. [2018-11-10 11:03:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1810 transitions. [2018-11-10 11:03:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 11:03:23,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 11:03:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1526 states and 1815 transitions. [2018-11-10 11:03:23,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1815 transitions. [2018-11-10 11:03:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 11:03:23,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 11:03:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1531 states and 1820 transitions. [2018-11-10 11:03:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1820 transitions. [2018-11-10 11:03:24,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 11:03:24,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 11:03:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1573 states and 1863 transitions. [2018-11-10 11:03:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1863 transitions. [2018-11-10 11:03:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 11:03:24,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-10 11:03:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:24,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1653 states and 1945 transitions. [2018-11-10 11:03:24,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1945 transitions. [2018-11-10 11:03:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-10 11:03:24,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:25,231 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 11:03:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1674 states and 1974 transitions. [2018-11-10 11:03:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1974 transitions. [2018-11-10 11:03:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-10 11:03:27,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 11:03:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:28,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1678 states and 1979 transitions. [2018-11-10 11:03:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 1979 transitions. [2018-11-10 11:03:28,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-10 11:03:28,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 11:03:28,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:28,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1681 states and 1981 transitions. [2018-11-10 11:03:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1981 transitions. [2018-11-10 11:03:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-10 11:03:28,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-10 11:03:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1753 states and 2057 transitions. [2018-11-10 11:03:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2057 transitions. [2018-11-10 11:03:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 11:03:29,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 11:03:29,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1672 states and 1963 transitions. [2018-11-10 11:03:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1963 transitions. [2018-11-10 11:03:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-10 11:03:29,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:03:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:03:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-10 11:03:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:03:29,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1590 states and 1879 transitions. [2018-11-10 11:03:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1879 transitions. [2018-11-10 11:03:29,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:03:29,817 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 118 iterations. [2018-11-10 11:03:29,824 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 11:03:29,955 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 26 [2018-11-10 11:03:31,128 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 25 [2018-11-10 11:03:31,457 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-10 11:03:31,851 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-10 11:03:34,185 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-10 11:03:34,519 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-10 11:03:34,823 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:03:34,825 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 11:03:34,830 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 11:03:34,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:03:34 ImpRootNode [2018-11-10 11:03:34,831 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:03:34,831 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:03:34,831 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:03:34,831 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:03:34,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:02:37" (3/4) ... [2018-11-10 11:03:34,834 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:03:34,848 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-11-10 11:03:34,849 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 11:03:34,850 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 11:03:34,851 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 11:03:34,935 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_eb86da76-0a3f-46d6-8a55-75326da6de66/bin-2019/ukojak/witness.graphml [2018-11-10 11:03:34,935 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:03:34,936 INFO L168 Benchmark]: Toolchain (without parser) took 59281.56 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 952.2 MB in the beginning and 784.4 MB in the end (delta: 167.8 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,936 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-10 11:03:34,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.49 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 922.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -208.3 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,937 INFO L168 Benchmark]: Boogie Preprocessor took 43.56 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,937 INFO L168 Benchmark]: RCFGBuilder took 1522.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.9 MB in the end (delta: 243.6 MB). Peak memory consumption was 243.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,937 INFO L168 Benchmark]: CodeCheck took 57130.67 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 883.9 MB in the beginning and 807.0 MB in the end (delta: 76.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,937 INFO L168 Benchmark]: Witness Printer took 103.88 ms. Allocated memory is still 2.5 GB. Free memory was 807.0 MB in the beginning and 784.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:34,939 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 52.0s OverallTime, 118 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -404202048 SDtfs, 1616641648 SDslu, 1809513856 SDs, 0 SdLazy, -1921289172 SolverSat, 1745176548 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 241.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120095 GetRequests, 118133 SyntacticMatches, 1200 SemanticMatches, 762 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414061 ImplicationChecksByTransitivity, 41.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 18839 NumberOfCodeBlocks, 18839 NumberOfCodeBlocksAsserted, 117 NumberOfCheckSat, 18722 ConstructedInterpolants, 0 QuantifiedInterpolants, 8027677 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 117 InterpolantComputations, 93 PerfectInterpolantSequences, 13679/14032 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: 508]: 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 && !(a28 == 10)) || (!(a28 == 11) && !(a28 == 10))) || a25 == 1) || (a28 == 10 && !(a11 == 1))) || (!(a19 == 1) && !(a28 == 10))) || (!(a17 == 8) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((a25 == 1 || (!(a19 == 1) && !(a28 == 10))) || (!(a28 == 11) && !(a28 == 10))) || (a28 == 10 && !(a11 == 1))) || (a11 == 1 && !(a28 == 10))) || (!(a17 == 8) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 365.49 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 922.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -208.3 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.56 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1522.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.9 MB in the end (delta: 243.6 MB). Peak memory consumption was 243.6 MB. Max. memory is 11.5 GB. * CodeCheck took 57130.67 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 883.9 MB in the beginning and 807.0 MB in the end (delta: 76.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 103.88 ms. Allocated memory is still 2.5 GB. Free memory was 807.0 MB in the beginning and 784.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...