./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/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 571733b9b2b4edd3beb90cbc1a974d2015477291 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:26:01,099 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:26:01,100 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:26:01,106 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:26:01,106 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:26:01,107 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:26:01,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:26:01,108 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:26:01,109 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:26:01,110 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:26:01,110 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:26:01,110 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:26:01,111 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:26:01,111 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:26:01,112 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:26:01,112 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:26:01,113 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:26:01,114 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:26:01,114 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:26:01,115 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:26:01,116 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:26:01,117 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:26:01,119 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:26:01,119 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:26:01,119 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:26:01,120 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:26:01,120 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:26:01,121 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:26:01,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:26:01,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:26:01,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:26:01,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:26:01,122 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:26:01,122 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:26:01,123 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:26:01,123 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:26:01,123 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:26:01,131 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:26:01,131 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:26:01,132 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:26:01,132 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:26:01,132 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:26:01,132 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:26:01,132 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:26:01,132 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:26:01,133 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:26:01,133 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:26:01,133 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:26:01,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:26:01,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:26:01,134 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_9d1cc035-8495-44e0-a499-82861b237d67/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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2018-12-09 01:26:01,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:26:01,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:26:01,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:26:01,167 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:26:01,167 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:26:01,168 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-12-09 01:26:01,207 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/data/0a4a04232/0522030612174d2eb7ea5a3d6ac8c2af/FLAG457f40f7c [2018-12-09 01:26:01,644 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:26:01,645 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/sv-benchmarks/c/eca-rers2012/Problem02_label27_true-unreach-call_false-termination.c [2018-12-09 01:26:01,652 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/data/0a4a04232/0522030612174d2eb7ea5a3d6ac8c2af/FLAG457f40f7c [2018-12-09 01:26:01,663 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/data/0a4a04232/0522030612174d2eb7ea5a3d6ac8c2af [2018-12-09 01:26:01,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:26:01,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:26:01,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:26:01,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:26:01,669 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:26:01,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:26:01" (1/1) ... [2018-12-09 01:26:01,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:01, skipping insertion in model container [2018-12-09 01:26:01,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:26:01" (1/1) ... [2018-12-09 01:26:01,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:26:01,703 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:26:01,877 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:26:01,880 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:26:01,990 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:26:02,003 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:26:02,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02 WrapperNode [2018-12-09 01:26:02,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:26:02,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:26:02,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:26:02,004 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:26:02,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:26:02,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:26:02,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:26:02,046 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:26:02,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... [2018-12-09 01:26:02,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:26:02,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:26:02,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:26:02,075 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:26:02,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:26:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:26:02,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:26:03,162 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:26:03,162 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 01:26:03,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:03 BoogieIcfgContainer [2018-12-09 01:26:03,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:26:03,163 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:26:03,163 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:26:03,170 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:26:03,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:03" (1/1) ... [2018-12-09 01:26:03,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:26:03,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 01:26:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 01:26:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 01:26:03,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:03,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-09 01:26:03,747 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-09 01:26:03,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 01:26:03,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-12-09 01:26:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-12-09 01:26:04,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 01:26:04,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 328 states and 430 transitions. [2018-12-09 01:26:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 430 transitions. [2018-12-09 01:26:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 01:26:04,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 338 states and 444 transitions. [2018-12-09 01:26:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 444 transitions. [2018-12-09 01:26:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 01:26:04,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 342 states and 451 transitions. [2018-12-09 01:26:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 451 transitions. [2018-12-09 01:26:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 01:26:05,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:26:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:05,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 351 states and 464 transitions. [2018-12-09 01:26:05,341 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2018-12-09 01:26:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 01:26:05,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 363 states and 477 transitions. [2018-12-09 01:26:05,436 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 477 transitions. [2018-12-09 01:26:05,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 01:26:05,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:26:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 367 states and 484 transitions. [2018-12-09 01:26:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 484 transitions. [2018-12-09 01:26:05,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 01:26:05,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:26:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2018-12-09 01:26:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2018-12-09 01:26:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 01:26:05,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:05,899 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 01:26:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 396 states and 521 transitions. [2018-12-09 01:26:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 521 transitions. [2018-12-09 01:26:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 01:26:06,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:26:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 399 states and 524 transitions. [2018-12-09 01:26:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 524 transitions. [2018-12-09 01:26:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 01:26:06,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:26:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 403 states and 528 transitions. [2018-12-09 01:26:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 528 transitions. [2018-12-09 01:26:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 01:26:06,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 409 states and 534 transitions. [2018-12-09 01:26:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 534 transitions. [2018-12-09 01:26:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 01:26:06,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:26:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 417 states and 542 transitions. [2018-12-09 01:26:06,384 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 542 transitions. [2018-12-09 01:26:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 01:26:06,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,411 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:26:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 436 states and 565 transitions. [2018-12-09 01:26:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 565 transitions. [2018-12-09 01:26:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 01:26:06,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,689 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 463 states and 597 transitions. [2018-12-09 01:26:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 597 transitions. [2018-12-09 01:26:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 01:26:06,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:26:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 603 transitions. [2018-12-09 01:26:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 603 transitions. [2018-12-09 01:26:06,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:06,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:26:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 507 states and 647 transitions. [2018-12-09 01:26:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 647 transitions. [2018-12-09 01:26:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:07,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:26:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 522 states and 664 transitions. [2018-12-09 01:26:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 664 transitions. [2018-12-09 01:26:07,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:07,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:26:07,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 528 states and 670 transitions. [2018-12-09 01:26:07,796 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 670 transitions. [2018-12-09 01:26:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 01:26:07,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:26:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 551 states and 698 transitions. [2018-12-09 01:26:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 698 transitions. [2018-12-09 01:26:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 01:26:08,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:08,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 573 states and 724 transitions. [2018-12-09 01:26:08,484 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 724 transitions. [2018-12-09 01:26:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 01:26:08,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:08,506 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:26:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 592 states and 744 transitions. [2018-12-09 01:26:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 744 transitions. [2018-12-09 01:26:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 01:26:08,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:26:08,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 595 states and 749 transitions. [2018-12-09 01:26:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 749 transitions. [2018-12-09 01:26:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 01:26:08,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:26:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 598 states and 752 transitions. [2018-12-09 01:26:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 752 transitions. [2018-12-09 01:26:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 01:26:09,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:26:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 601 states and 756 transitions. [2018-12-09 01:26:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 756 transitions. [2018-12-09 01:26:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 01:26:09,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 634 states and 791 transitions. [2018-12-09 01:26:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 791 transitions. [2018-12-09 01:26:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 01:26:09,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 638 states and 796 transitions. [2018-12-09 01:26:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 796 transitions. [2018-12-09 01:26:09,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 01:26:09,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 667 states and 826 transitions. [2018-12-09 01:26:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 826 transitions. [2018-12-09 01:26:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 01:26:09,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:26:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 668 states and 828 transitions. [2018-12-09 01:26:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 828 transitions. [2018-12-09 01:26:09,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 01:26:09,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:26:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:10,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 678 states and 839 transitions. [2018-12-09 01:26:10,004 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 839 transitions. [2018-12-09 01:26:10,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 01:26:10,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:10,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 705 states and 868 transitions. [2018-12-09 01:26:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 868 transitions. [2018-12-09 01:26:10,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 01:26:10,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 01:26:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 737 states and 905 transitions. [2018-12-09 01:26:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 905 transitions. [2018-12-09 01:26:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 01:26:10,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 741 states and 914 transitions. [2018-12-09 01:26:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 914 transitions. [2018-12-09 01:26:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 01:26:10,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 01:26:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 781 states and 964 transitions. [2018-12-09 01:26:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 964 transitions. [2018-12-09 01:26:12,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 01:26:12,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:12,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 797 states and 981 transitions. [2018-12-09 01:26:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 981 transitions. [2018-12-09 01:26:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 01:26:12,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:12,510 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 01:26:12,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 798 states and 983 transitions. [2018-12-09 01:26:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 983 transitions. [2018-12-09 01:26:12,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 01:26:12,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:26:12,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 807 states and 993 transitions. [2018-12-09 01:26:12,800 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 993 transitions. [2018-12-09 01:26:12,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 01:26:12,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:26:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 826 states and 1016 transitions. [2018-12-09 01:26:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1016 transitions. [2018-12-09 01:26:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 01:26:13,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:14,630 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 01:26:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 892 states and 1093 transitions. [2018-12-09 01:26:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1093 transitions. [2018-12-09 01:26:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 01:26:17,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:26:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 893 states and 1094 transitions. [2018-12-09 01:26:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1094 transitions. [2018-12-09 01:26:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 01:26:17,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:17,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 912 states and 1113 transitions. [2018-12-09 01:26:17,635 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1113 transitions. [2018-12-09 01:26:17,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 01:26:17,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 924 states and 1124 transitions. [2018-12-09 01:26:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1124 transitions. [2018-12-09 01:26:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 01:26:17,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 01:26:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 925 states and 1125 transitions. [2018-12-09 01:26:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1125 transitions. [2018-12-09 01:26:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 01:26:17,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:21,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 988 states and 1194 transitions. [2018-12-09 01:26:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1194 transitions. [2018-12-09 01:26:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:26:21,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 01:26:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 990 states and 1196 transitions. [2018-12-09 01:26:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1196 transitions. [2018-12-09 01:26:21,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:26:21,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:26:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 993 states and 1200 transitions. [2018-12-09 01:26:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1200 transitions. [2018-12-09 01:26:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:26:21,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:22,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1019 states and 1231 transitions. [2018-12-09 01:26:22,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1231 transitions. [2018-12-09 01:26:22,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:26:22,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1022 states and 1233 transitions. [2018-12-09 01:26:22,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1233 transitions. [2018-12-09 01:26:22,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:26:22,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 01:26:22,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1030 states and 1240 transitions. [2018-12-09 01:26:22,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1240 transitions. [2018-12-09 01:26:22,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 01:26:22,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:25,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1075 states and 1294 transitions. [2018-12-09 01:26:25,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1294 transitions. [2018-12-09 01:26:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 01:26:25,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:26:26,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1101 states and 1321 transitions. [2018-12-09 01:26:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1321 transitions. [2018-12-09 01:26:26,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 01:26:26,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1137 states and 1361 transitions. [2018-12-09 01:26:30,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1361 transitions. [2018-12-09 01:26:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 01:26:30,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:30,539 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1153 states and 1380 transitions. [2018-12-09 01:26:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1380 transitions. [2018-12-09 01:26:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 01:26:30,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1160 states and 1391 transitions. [2018-12-09 01:26:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1391 transitions. [2018-12-09 01:26:31,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 01:26:31,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:26:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1163 states and 1394 transitions. [2018-12-09 01:26:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1394 transitions. [2018-12-09 01:26:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 01:26:31,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1189 states and 1422 transitions. [2018-12-09 01:26:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1422 transitions. [2018-12-09 01:26:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 01:26:31,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1225 states and 1461 transitions. [2018-12-09 01:26:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1461 transitions. [2018-12-09 01:26:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 01:26:33,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 01:26:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1228 states and 1469 transitions. [2018-12-09 01:26:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1469 transitions. [2018-12-09 01:26:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 01:26:33,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:26:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1266 states and 1514 transitions. [2018-12-09 01:26:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1514 transitions. [2018-12-09 01:26:34,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 01:26:34,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:34,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1269 states and 1517 transitions. [2018-12-09 01:26:34,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1517 transitions. [2018-12-09 01:26:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 01:26:34,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 01:26:37,563 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2018-12-09 01:26:38,502 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2018-12-09 01:26:40,109 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-12-09 01:26:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1305 states and 1554 transitions. [2018-12-09 01:26:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1554 transitions. [2018-12-09 01:26:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 01:26:41,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 01:26:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1335 states and 1586 transitions. [2018-12-09 01:26:44,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1586 transitions. [2018-12-09 01:26:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 01:26:44,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:26:44,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1349 states and 1603 transitions. [2018-12-09 01:26:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1603 transitions. [2018-12-09 01:26:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 01:26:44,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:44,942 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:26:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1371 states and 1625 transitions. [2018-12-09 01:26:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1625 transitions. [2018-12-09 01:26:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 01:26:45,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 01:26:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1380 states and 1634 transitions. [2018-12-09 01:26:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1634 transitions. [2018-12-09 01:26:45,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 01:26:45,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 01:26:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1412 states and 1670 transitions. [2018-12-09 01:26:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1670 transitions. [2018-12-09 01:26:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 01:26:49,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:49,781 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:26:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1483 states and 1740 transitions. [2018-12-09 01:26:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1740 transitions. [2018-12-09 01:26:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 01:26:51,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:26:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1511 states and 1768 transitions. [2018-12-09 01:26:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1768 transitions. [2018-12-09 01:26:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 01:26:51,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1527 states and 1787 transitions. [2018-12-09 01:26:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1787 transitions. [2018-12-09 01:26:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:51,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:52,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:52,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1563 states and 1828 transitions. [2018-12-09 01:26:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1828 transitions. [2018-12-09 01:26:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:52,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1589 states and 1856 transitions. [2018-12-09 01:26:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1856 transitions. [2018-12-09 01:26:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:53,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:26:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1605 states and 1872 transitions. [2018-12-09 01:26:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1872 transitions. [2018-12-09 01:26:54,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:54,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:26:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:54,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1621 states and 1896 transitions. [2018-12-09 01:26:54,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1896 transitions. [2018-12-09 01:26:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 01:26:54,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1667 states and 1945 transitions. [2018-12-09 01:26:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1945 transitions. [2018-12-09 01:26:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 01:26:58,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1683 states and 1965 transitions. [2018-12-09 01:26:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1965 transitions. [2018-12-09 01:26:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 01:26:59,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:27:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1699 states and 1983 transitions. [2018-12-09 01:27:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 1983 transitions. [2018-12-09 01:27:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 01:27:00,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:27:01,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:01,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1739 states and 2029 transitions. [2018-12-09 01:27:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2029 transitions. [2018-12-09 01:27:01,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 01:27:01,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:27:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1753 states and 2043 transitions. [2018-12-09 01:27:01,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2043 transitions. [2018-12-09 01:27:01,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 01:27:01,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:27:02,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1769 states and 2059 transitions. [2018-12-09 01:27:02,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2059 transitions. [2018-12-09 01:27:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 01:27:02,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:27:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:06,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1829 states and 2125 transitions. [2018-12-09 01:27:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2125 transitions. [2018-12-09 01:27:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 01:27:06,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 01:27:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1881 states and 2181 transitions. [2018-12-09 01:27:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2181 transitions. [2018-12-09 01:27:08,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 01:27:08,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:27:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1911 states and 2211 transitions. [2018-12-09 01:27:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2211 transitions. [2018-12-09 01:27:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 01:27:10,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:10,422 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:27:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1925 states and 2225 transitions. [2018-12-09 01:27:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2225 transitions. [2018-12-09 01:27:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 01:27:11,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:11,118 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:27:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1942 states and 2249 transitions. [2018-12-09 01:27:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2249 transitions. [2018-12-09 01:27:11,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 01:27:11,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:27:13,973 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2018-12-09 01:27:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1975 states and 2284 transitions. [2018-12-09 01:27:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2284 transitions. [2018-12-09 01:27:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 01:27:14,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 01:27:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1986 states and 2296 transitions. [2018-12-09 01:27:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2296 transitions. [2018-12-09 01:27:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 01:27:19,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 01:27:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 2000 states and 2311 transitions. [2018-12-09 01:27:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2311 transitions. [2018-12-09 01:27:20,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 01:27:20,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 01:27:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2050 states and 2362 transitions. [2018-12-09 01:27:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2362 transitions. [2018-12-09 01:27:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 01:27:20,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 01:27:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2059 states and 2371 transitions. [2018-12-09 01:27:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2371 transitions. [2018-12-09 01:27:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 01:27:20,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:27:21,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:21,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2075 states and 2389 transitions. [2018-12-09 01:27:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2389 transitions. [2018-12-09 01:27:21,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-09 01:27:21,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 01:27:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2081 states and 2399 transitions. [2018-12-09 01:27:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2399 transitions. [2018-12-09 01:27:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 01:27:22,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:22,238 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:27:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:22,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2082 states and 2400 transitions. [2018-12-09 01:27:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2400 transitions. [2018-12-09 01:27:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 01:27:22,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 01:27:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2121 states and 2446 transitions. [2018-12-09 01:27:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2446 transitions. [2018-12-09 01:27:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 01:27:23,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 01:27:24,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:24,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2135 states and 2460 transitions. [2018-12-09 01:27:24,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2460 transitions. [2018-12-09 01:27:24,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 01:27:24,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 01:27:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2151 states and 2476 transitions. [2018-12-09 01:27:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2476 transitions. [2018-12-09 01:27:24,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 01:27:24,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 01:27:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:25,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2160 states and 2487 transitions. [2018-12-09 01:27:25,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2487 transitions. [2018-12-09 01:27:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 01:27:25,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:27:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2199 states and 2534 transitions. [2018-12-09 01:27:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2534 transitions. [2018-12-09 01:27:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 01:27:28,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:27:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2215 states and 2549 transitions. [2018-12-09 01:27:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2549 transitions. [2018-12-09 01:27:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 01:27:28,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:27:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2219 states and 2553 transitions. [2018-12-09 01:27:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2553 transitions. [2018-12-09 01:27:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 01:27:28,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:27:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:29,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2238 states and 2577 transitions. [2018-12-09 01:27:29,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2577 transitions. [2018-12-09 01:27:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 01:27:29,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:27:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2252 states and 2590 transitions. [2018-12-09 01:27:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2590 transitions. [2018-12-09 01:27:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 01:27:29,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:27:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2268 states and 2605 transitions. [2018-12-09 01:27:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2605 transitions. [2018-12-09 01:27:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-09 01:27:29,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 13 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:27:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2283 states and 2623 transitions. [2018-12-09 01:27:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2623 transitions. [2018-12-09 01:27:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 01:27:30,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 01:27:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2289 states and 2630 transitions. [2018-12-09 01:27:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2630 transitions. [2018-12-09 01:27:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-09 01:27:30,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:30,674 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 149 proven. 13 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:27:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2295 states and 2637 transitions. [2018-12-09 01:27:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2637 transitions. [2018-12-09 01:27:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 01:27:31,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 01:27:33,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:33,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2322 states and 2666 transitions. [2018-12-09 01:27:33,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2666 transitions. [2018-12-09 01:27:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-09 01:27:33,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:27:37,144 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2018-12-09 01:27:37,491 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-09 01:27:38,771 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 18 [2018-12-09 01:27:39,107 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-09 01:27:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:42,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2373 states and 2718 transitions. [2018-12-09 01:27:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2718 transitions. [2018-12-09 01:27:42,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-09 01:27:42,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:27:51,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2424 states and 2768 transitions. [2018-12-09 01:27:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2768 transitions. [2018-12-09 01:27:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-09 01:27:51,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 01:28:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2486 states and 2829 transitions. [2018-12-09 01:28:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2829 transitions. [2018-12-09 01:28:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-09 01:28:02,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 01:28:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2522 states and 2869 transitions. [2018-12-09 01:28:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2869 transitions. [2018-12-09 01:28:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 01:28:04,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:28:06,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2552 states and 2904 transitions. [2018-12-09 01:28:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 2904 transitions. [2018-12-09 01:28:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 01:28:06,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 01:28:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2564 states and 2915 transitions. [2018-12-09 01:28:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 2915 transitions. [2018-12-09 01:28:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-09 01:28:06,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-09 01:28:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2567 states and 2918 transitions. [2018-12-09 01:28:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 2918 transitions. [2018-12-09 01:28:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-09 01:28:06,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-09 01:28:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2568 states and 2918 transitions. [2018-12-09 01:28:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2918 transitions. [2018-12-09 01:28:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-09 01:28:07,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-09 01:28:07,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2569 states and 2918 transitions. [2018-12-09 01:28:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2918 transitions. [2018-12-09 01:28:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-09 01:28:07,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:07,463 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 01:28:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2581 states and 2930 transitions. [2018-12-09 01:28:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 2930 transitions. [2018-12-09 01:28:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 01:28:07,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:28:13,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:13,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2613 states and 2967 transitions. [2018-12-09 01:28:13,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2967 transitions. [2018-12-09 01:28:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 01:28:13,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:28:17,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2643 states and 2999 transitions. [2018-12-09 01:28:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 2999 transitions. [2018-12-09 01:28:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-09 01:28:17,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:28:18,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2679 states and 3036 transitions. [2018-12-09 01:28:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3036 transitions. [2018-12-09 01:28:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-09 01:28:18,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:28:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 2688 states and 3045 transitions. [2018-12-09 01:28:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3045 transitions. [2018-12-09 01:28:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 01:28:19,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:19,302 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 01:28:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2699 states and 3056 transitions. [2018-12-09 01:28:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3056 transitions. [2018-12-09 01:28:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-09 01:28:19,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 01:28:20,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:20,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2721 states and 3082 transitions. [2018-12-09 01:28:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3082 transitions. [2018-12-09 01:28:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-09 01:28:20,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 01:28:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:20,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2723 states and 3083 transitions. [2018-12-09 01:28:20,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3083 transitions. [2018-12-09 01:28:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-09 01:28:20,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 01:28:20,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2739 states and 3098 transitions. [2018-12-09 01:28:20,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3098 transitions. [2018-12-09 01:28:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-09 01:28:20,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 01:28:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 2755 states and 3113 transitions. [2018-12-09 01:28:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3113 transitions. [2018-12-09 01:28:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-09 01:28:20,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:28:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2796 states and 3162 transitions. [2018-12-09 01:28:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3162 transitions. [2018-12-09 01:28:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-09 01:28:25,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:25,922 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:28:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2797 states and 3163 transitions. [2018-12-09 01:28:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 3163 transitions. [2018-12-09 01:28:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-09 01:28:26,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:28:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2829 states and 3196 transitions. [2018-12-09 01:28:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3196 transitions. [2018-12-09 01:28:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 01:28:27,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 01:28:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 2833 states and 3199 transitions. [2018-12-09 01:28:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3199 transitions. [2018-12-09 01:28:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 01:28:29,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 01:28:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:29,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2836 states and 3201 transitions. [2018-12-09 01:28:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3201 transitions. [2018-12-09 01:28:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 01:28:29,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:29,563 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:28:30,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2860 states and 3228 transitions. [2018-12-09 01:28:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3228 transitions. [2018-12-09 01:28:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 01:28:30,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:28:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2876 states and 3243 transitions. [2018-12-09 01:28:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3243 transitions. [2018-12-09 01:28:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 01:28:30,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:28:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2892 states and 3259 transitions. [2018-12-09 01:28:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3259 transitions. [2018-12-09 01:28:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 01:28:31,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:28:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:31,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2908 states and 3274 transitions. [2018-12-09 01:28:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3274 transitions. [2018-12-09 01:28:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 01:28:31,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:28:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:32,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2922 states and 3287 transitions. [2018-12-09 01:28:32,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3287 transitions. [2018-12-09 01:28:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 01:28:32,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:34,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2947 states and 3319 transitions. [2018-12-09 01:28:34,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3319 transitions. [2018-12-09 01:28:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 01:28:34,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2948 states and 3319 transitions. [2018-12-09 01:28:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3319 transitions. [2018-12-09 01:28:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 01:28:35,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:37,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2964 states and 3339 transitions. [2018-12-09 01:28:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3339 transitions. [2018-12-09 01:28:37,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 01:28:37,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 01:28:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3036 states and 3413 transitions. [2018-12-09 01:28:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 3413 transitions. [2018-12-09 01:28:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 01:28:43,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:43,738 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 01:28:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:51,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3084 states and 3459 transitions. [2018-12-09 01:28:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3459 transitions. [2018-12-09 01:28:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 01:28:51,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:51,092 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3132 states and 3511 transitions. [2018-12-09 01:28:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3511 transitions. [2018-12-09 01:28:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 01:28:53,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:57,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3146 states and 3524 transitions. [2018-12-09 01:28:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3524 transitions. [2018-12-09 01:28:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 01:28:57,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3160 states and 3537 transitions. [2018-12-09 01:28:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3537 transitions. [2018-12-09 01:28:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 01:28:57,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:28:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3176 states and 3552 transitions. [2018-12-09 01:28:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 3552 transitions. [2018-12-09 01:28:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:28:58,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 01:28:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:58,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3180 states and 3555 transitions. [2018-12-09 01:28:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3555 transitions. [2018-12-09 01:28:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:28:58,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 01:28:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3187 states and 3561 transitions. [2018-12-09 01:28:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3561 transitions. [2018-12-09 01:28:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:28:59,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:59,105 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 01:28:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3193 states and 3566 transitions. [2018-12-09 01:28:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3566 transitions. [2018-12-09 01:28:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:28:59,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-09 01:29:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:01,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 3209 states and 3584 transitions. [2018-12-09 01:29:01,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 3584 transitions. [2018-12-09 01:29:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:29:01,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-09 01:29:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:02,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3213 states and 3589 transitions. [2018-12-09 01:29:02,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 3589 transitions. [2018-12-09 01:29:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 01:29:02,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-09 01:29:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3214 states and 3589 transitions. [2018-12-09 01:29:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3589 transitions. [2018-12-09 01:29:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-09 01:29:02,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:29:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3248 states and 3623 transitions. [2018-12-09 01:29:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3623 transitions. [2018-12-09 01:29:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-09 01:29:03,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:29:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3264 states and 3639 transitions. [2018-12-09 01:29:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3639 transitions. [2018-12-09 01:29:05,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-09 01:29:05,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:05,757 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:29:06,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:06,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3278 states and 3652 transitions. [2018-12-09 01:29:06,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3652 transitions. [2018-12-09 01:29:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 01:29:06,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 01:29:06,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3282 states and 3655 transitions. [2018-12-09 01:29:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3655 transitions. [2018-12-09 01:29:06,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 01:29:06,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 01:29:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 3285 states and 3657 transitions. [2018-12-09 01:29:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3657 transitions. [2018-12-09 01:29:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:06,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 01:29:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3317 states and 3692 transitions. [2018-12-09 01:29:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 3692 transitions. [2018-12-09 01:29:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:09,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 01:29:10,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3333 states and 3707 transitions. [2018-12-09 01:29:10,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3707 transitions. [2018-12-09 01:29:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:10,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 01:29:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3349 states and 3722 transitions. [2018-12-09 01:29:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3722 transitions. [2018-12-09 01:29:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:10,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:29:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3387 states and 3768 transitions. [2018-12-09 01:29:12,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 3768 transitions. [2018-12-09 01:29:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:12,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:29:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:13,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3403 states and 3783 transitions. [2018-12-09 01:29:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 3403 states and 3783 transitions. [2018-12-09 01:29:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 01:29:13,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:13,921 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:29:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3419 states and 3798 transitions. [2018-12-09 01:29:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3798 transitions. [2018-12-09 01:29:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 01:29:14,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 282 proven. 28 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 01:29:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3439 states and 3827 transitions. [2018-12-09 01:29:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 3827 transitions. [2018-12-09 01:29:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:21,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:22,076 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 01:29:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3444 states and 3831 transitions. [2018-12-09 01:29:22,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 3831 transitions. [2018-12-09 01:29:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:22,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:29:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3460 states and 3849 transitions. [2018-12-09 01:29:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3849 transitions. [2018-12-09 01:29:25,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:25,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:29:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:26,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3481 states and 3871 transitions. [2018-12-09 01:29:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3481 states and 3871 transitions. [2018-12-09 01:29:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:26,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:29:27,619 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 01:29:29,948 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 01:29:33,031 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-09 01:29:35,575 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 01:29:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3519 states and 3910 transitions. [2018-12-09 01:29:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 3910 transitions. [2018-12-09 01:29:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:37,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:29:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3535 states and 3925 transitions. [2018-12-09 01:29:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 3925 transitions. [2018-12-09 01:29:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 01:29:39,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:29:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3567 states and 3956 transitions. [2018-12-09 01:29:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3567 states and 3956 transitions. [2018-12-09 01:29:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-09 01:29:44,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 01:29:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3602 states and 3990 transitions. [2018-12-09 01:29:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 3990 transitions. [2018-12-09 01:29:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-09 01:29:45,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 01:29:45,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 3618 states and 4005 transitions. [2018-12-09 01:29:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 4005 transitions. [2018-12-09 01:29:45,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-09 01:29:45,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-09 01:29:46,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 3634 states and 4023 transitions. [2018-12-09 01:29:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3634 states and 4023 transitions. [2018-12-09 01:29:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 01:29:46,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 01:29:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3651 states and 4040 transitions. [2018-12-09 01:29:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3651 states and 4040 transitions. [2018-12-09 01:29:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 01:29:47,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 01:29:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3653 states and 4041 transitions. [2018-12-09 01:29:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 4041 transitions. [2018-12-09 01:29:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 01:29:47,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 01:29:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 3675 states and 4064 transitions. [2018-12-09 01:29:48,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 4064 transitions. [2018-12-09 01:29:48,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 01:29:48,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 01:29:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 3679 states and 4068 transitions. [2018-12-09 01:29:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3679 states and 4068 transitions. [2018-12-09 01:29:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 01:29:49,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 01:29:56,620 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-09 01:30:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 3718 states and 4113 transitions. [2018-12-09 01:30:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 4113 transitions. [2018-12-09 01:30:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 01:30:01,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 01:30:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 3730 states and 4124 transitions. [2018-12-09 01:30:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 4124 transitions. [2018-12-09 01:30:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 01:30:02,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 01:30:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 3795 states and 4200 transitions. [2018-12-09 01:30:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3795 states and 4200 transitions. [2018-12-09 01:30:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 01:30:04,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:04,579 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 378 proven. 8 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 01:30:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 3822 states and 4227 transitions. [2018-12-09 01:30:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4227 transitions. [2018-12-09 01:30:04,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 01:30:04,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:30:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 3842 states and 4250 transitions. [2018-12-09 01:30:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3842 states and 4250 transitions. [2018-12-09 01:30:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 01:30:12,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:30:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 3844 states and 4251 transitions. [2018-12-09 01:30:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3844 states and 4251 transitions. [2018-12-09 01:30:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 01:30:12,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:12,699 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:30:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 3857 states and 4266 transitions. [2018-12-09 01:30:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 4266 transitions. [2018-12-09 01:30:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 01:30:13,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:30:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 3858 states and 4266 transitions. [2018-12-09 01:30:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4266 transitions. [2018-12-09 01:30:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 01:30:14,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:30:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 3869 states and 4277 transitions. [2018-12-09 01:30:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4277 transitions. [2018-12-09 01:30:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-09 01:30:14,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:14,979 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 229 proven. 20 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-12-09 01:30:16,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:16,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 3889 states and 4300 transitions. [2018-12-09 01:30:16,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 4300 transitions. [2018-12-09 01:30:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-09 01:30:16,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 01:30:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 3929 states and 4343 transitions. [2018-12-09 01:30:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 4343 transitions. [2018-12-09 01:30:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 01:30:17,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:30:19,846 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 01:30:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 3945 states and 4362 transitions. [2018-12-09 01:30:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3945 states and 4362 transitions. [2018-12-09 01:30:21,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 01:30:21,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:30:23,732 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 21 [2018-12-09 01:30:24,113 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2018-12-09 01:30:24,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:24,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 4007 states and 4427 transitions. [2018-12-09 01:30:24,869 INFO L276 IsEmpty]: Start isEmpty. Operand 4007 states and 4427 transitions. [2018-12-09 01:30:24,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 01:30:24,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:30:25,746 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2018-12-09 01:30:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 4023 states and 4442 transitions. [2018-12-09 01:30:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4442 transitions. [2018-12-09 01:30:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 01:30:28,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 01:30:29,107 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2018-12-09 01:30:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:31,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 4037 states and 4455 transitions. [2018-12-09 01:30:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 4455 transitions. [2018-12-09 01:30:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 01:30:31,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:32,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:32,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 4042 states and 4459 transitions. [2018-12-09 01:30:32,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 4459 transitions. [2018-12-09 01:30:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 01:30:32,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4045 states and 4462 transitions. [2018-12-09 01:30:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 4462 transitions. [2018-12-09 01:30:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 01:30:32,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:32,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 4047 states and 4463 transitions. [2018-12-09 01:30:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 4463 transitions. [2018-12-09 01:30:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 01:30:33,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:36,404 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-09 01:30:38,090 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-12-09 01:30:40,234 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-12-09 01:30:47,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:47,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4088 states and 4505 transitions. [2018-12-09 01:30:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 4505 transitions. [2018-12-09 01:30:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 01:30:47,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 4091 states and 4508 transitions. [2018-12-09 01:30:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 4508 transitions. [2018-12-09 01:30:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 01:30:48,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 4 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 01:30:48,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4096 states and 4512 transitions. [2018-12-09 01:30:48,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4096 states and 4512 transitions. [2018-12-09 01:30:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-09 01:30:48,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 586 proven. 4 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 01:30:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 4097 states and 4515 transitions. [2018-12-09 01:30:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 4515 transitions. [2018-12-09 01:30:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 01:30:55,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:55,309 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-09 01:30:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 4103 states and 4521 transitions. [2018-12-09 01:30:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4521 transitions. [2018-12-09 01:30:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 01:30:55,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-09 01:30:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 4119 states and 4537 transitions. [2018-12-09 01:30:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 4537 transitions. [2018-12-09 01:30:56,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 01:30:56,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-09 01:30:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 4132 states and 4549 transitions. [2018-12-09 01:30:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4549 transitions. [2018-12-09 01:30:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 01:30:56,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-12-09 01:30:56,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4147 states and 4564 transitions. [2018-12-09 01:30:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4147 states and 4564 transitions. [2018-12-09 01:30:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-09 01:30:56,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 01:30:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:30:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 4151 states and 4569 transitions. [2018-12-09 01:30:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 4569 transitions. [2018-12-09 01:30:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-09 01:30:58,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:30:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:30:59,584 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 01:31:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 4161 states and 4586 transitions. [2018-12-09 01:31:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 4586 transitions. [2018-12-09 01:31:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-09 01:31:03,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-09 01:31:11,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 4228 states and 4660 transitions. [2018-12-09 01:31:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 4228 states and 4660 transitions. [2018-12-09 01:31:11,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 01:31:11,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 01:31:13,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 4307 states and 4744 transitions. [2018-12-09 01:31:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 4744 transitions. [2018-12-09 01:31:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 01:31:13,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 01:31:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4326 states and 4763 transitions. [2018-12-09 01:31:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 4763 transitions. [2018-12-09 01:31:15,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 01:31:15,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:15,634 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 01:31:17,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4342 states and 4779 transitions. [2018-12-09 01:31:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 4342 states and 4779 transitions. [2018-12-09 01:31:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 01:31:17,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 01:31:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 4356 states and 4792 transitions. [2018-12-09 01:31:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 4356 states and 4792 transitions. [2018-12-09 01:31:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-09 01:31:19,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:20,003 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 591 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-12-09 01:31:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4372 states and 4809 transitions. [2018-12-09 01:31:21,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4372 states and 4809 transitions. [2018-12-09 01:31:21,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-09 01:31:21,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 326 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-09 01:31:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 4400 states and 4837 transitions. [2018-12-09 01:31:23,668 INFO L276 IsEmpty]: Start isEmpty. Operand 4400 states and 4837 transitions. [2018-12-09 01:31:23,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-09 01:31:23,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 326 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-09 01:31:24,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 4405 states and 4841 transitions. [2018-12-09 01:31:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 4405 states and 4841 transitions. [2018-12-09 01:31:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-09 01:31:24,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 326 proven. 12 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-09 01:31:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4415 states and 4850 transitions. [2018-12-09 01:31:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 4415 states and 4850 transitions. [2018-12-09 01:31:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-09 01:31:24,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-09 01:31:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 4429 states and 4863 transitions. [2018-12-09 01:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 4429 states and 4863 transitions. [2018-12-09 01:31:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-09 01:31:25,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-09 01:31:26,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4443 states and 4876 transitions. [2018-12-09 01:31:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4443 states and 4876 transitions. [2018-12-09 01:31:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-09 01:31:26,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-09 01:31:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 4459 states and 4891 transitions. [2018-12-09 01:31:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 4891 transitions. [2018-12-09 01:31:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2018-12-09 01:31:28,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 841 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2018-12-09 01:31:33,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4970 states to 4537 states and 4970 transitions. [2018-12-09 01:31:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 4537 states and 4970 transitions. [2018-12-09 01:31:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 01:31:33,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2018-12-09 01:31:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:33,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4539 states and 4971 transitions. [2018-12-09 01:31:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 4539 states and 4971 transitions. [2018-12-09 01:31:33,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-09 01:31:33,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 757 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-09 01:31:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4992 states to 4561 states and 4992 transitions. [2018-12-09 01:31:36,921 INFO L276 IsEmpty]: Start isEmpty. Operand 4561 states and 4992 transitions. [2018-12-09 01:31:36,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-09 01:31:36,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-09 01:31:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4997 states to 4567 states and 4997 transitions. [2018-12-09 01:31:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 4997 transitions. [2018-12-09 01:31:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-09 01:31:37,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:37,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-09 01:31:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 4570 states and 5000 transitions. [2018-12-09 01:31:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 4570 states and 5000 transitions. [2018-12-09 01:31:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-09 01:31:37,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-09 01:31:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 4584 states and 5013 transitions. [2018-12-09 01:31:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 5013 transitions. [2018-12-09 01:31:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-09 01:31:38,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-12-09 01:31:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 4663 states and 5101 transitions. [2018-12-09 01:31:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4663 states and 5101 transitions. [2018-12-09 01:31:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-09 01:31:41,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 1058 proven. 4 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-12-09 01:31:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 4667 states and 5106 transitions. [2018-12-09 01:31:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4667 states and 5106 transitions. [2018-12-09 01:31:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-09 01:31:43,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-09 01:31:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 4708 states and 5148 transitions. [2018-12-09 01:31:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 4708 states and 5148 transitions. [2018-12-09 01:31:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-09 01:31:46,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-09 01:31:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:46,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5158 states to 4717 states and 5158 transitions. [2018-12-09 01:31:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 5158 transitions. [2018-12-09 01:31:46,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-09 01:31:46,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-09 01:31:48,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5178 states to 4737 states and 5178 transitions. [2018-12-09 01:31:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4737 states and 5178 transitions. [2018-12-09 01:31:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-09 01:31:48,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1141 proven. 8 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-09 01:31:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 4759 states and 5199 transitions. [2018-12-09 01:31:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4759 states and 5199 transitions. [2018-12-09 01:31:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2018-12-09 01:31:51,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1592 backedges. 1014 proven. 4 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-09 01:31:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 4836 states and 5277 transitions. [2018-12-09 01:31:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4836 states and 5277 transitions. [2018-12-09 01:31:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2018-12-09 01:31:53,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2018-12-09 01:31:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5292 states to 4851 states and 5292 transitions. [2018-12-09 01:31:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4851 states and 5292 transitions. [2018-12-09 01:31:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2018-12-09 01:31:56,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2018-12-09 01:31:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5308 states to 4866 states and 5308 transitions. [2018-12-09 01:31:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 5308 transitions. [2018-12-09 01:31:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-12-09 01:31:57,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 509 proven. 40 refuted. 0 times theorem prover too weak. 1439 trivial. 0 not checked. [2018-12-09 01:31:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:31:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5340 states to 4895 states and 5340 transitions. [2018-12-09 01:31:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5340 transitions. [2018-12-09 01:31:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-12-09 01:31:59,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:31:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:31:59,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 509 proven. 40 refuted. 0 times theorem prover too weak. 1439 trivial. 0 not checked. [2018-12-09 01:32:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:32:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4719 states to 4326 states and 4719 transitions. [2018-12-09 01:32:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 4719 transitions. [2018-12-09 01:32:02,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:32:02,121 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 234 iterations. [2018-12-09 01:32:02,127 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 01:32:02,443 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-12-09 01:32:02,609 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-12-09 01:32:03,052 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-12-09 01:32:03,421 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 48 [2018-12-09 01:32:03,629 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-09 01:32:03,803 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 24 [2018-12-09 01:32:03,957 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:04,194 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-12-09 01:32:04,487 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 48 [2018-12-09 01:32:04,773 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 48 [2018-12-09 01:32:05,002 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-12-09 01:32:05,242 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:05,412 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 24 [2018-12-09 01:32:05,581 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 24 [2018-12-09 01:32:05,855 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-09 01:32:06,086 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-09 01:32:06,253 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-09 01:32:06,428 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2018-12-09 01:32:06,644 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-09 01:32:06,895 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:07,186 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 48 [2018-12-09 01:32:07,336 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-09 01:32:07,472 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:07,642 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 24 [2018-12-09 01:32:08,061 WARN L180 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 62 [2018-12-09 01:32:08,289 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2018-12-09 01:32:08,464 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-09 01:32:08,669 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-09 01:32:08,885 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-09 01:32:09,025 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-09 01:32:09,226 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-09 01:32:09,384 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:09,592 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-09 01:32:09,742 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2018-12-09 01:32:09,938 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-12-09 01:32:10,151 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 44 [2018-12-09 01:32:10,342 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:10,560 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2018-12-09 01:32:10,856 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 52 [2018-12-09 01:32:11,228 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 48 [2018-12-09 01:32:11,371 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-09 01:32:11,601 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 24 [2018-12-09 01:32:11,792 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-09 01:32:12,063 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 24 [2018-12-09 01:32:12,241 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:12,636 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-12-09 01:32:12,780 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-12-09 01:32:12,976 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-12-09 01:32:13,306 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-09 01:32:13,512 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-09 01:32:13,719 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-09 01:32:14,116 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 48 [2018-12-09 01:32:14,261 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-12-09 01:32:14,464 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-09 01:32:14,675 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-09 01:32:14,844 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2018-12-09 01:32:15,163 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-12-09 01:32:15,317 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-09 01:32:15,521 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-09 01:32:15,659 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 24 [2018-12-09 01:32:15,980 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:16,203 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2018-12-09 01:32:16,405 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-09 01:32:16,627 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2018-12-09 01:32:16,971 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 59 [2018-12-09 01:32:17,191 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2018-12-09 01:32:17,342 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-09 01:32:17,498 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 24 [2018-12-09 01:32:17,499 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:32:17,501 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 01:32:17,505 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 01:32:17,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:32:17 ImpRootNode [2018-12-09 01:32:17,506 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:32:17,506 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:32:17,506 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:32:17,506 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:32:17,507 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:03" (3/4) ... [2018-12-09 01:32:17,509 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:32:17,519 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 01:32:17,520 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 01:32:17,520 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 01:32:17,520 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 01:32:17,579 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9d1cc035-8495-44e0-a499-82861b237d67/bin-2019/ukojak/witness.graphml [2018-12-09 01:32:17,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:32:17,579 INFO L168 Benchmark]: Toolchain (without parser) took 375914.12 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 946.3 MB in the beginning and 1.2 GB in the end (delta: -226.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-09 01:32:17,580 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:32:17,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:32:17,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.90 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:32:17,580 INFO L168 Benchmark]: Boogie Preprocessor took 28.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:32:17,580 INFO L168 Benchmark]: RCFGBuilder took 1087.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.1 MB in the end (delta: 226.6 MB). Peak memory consumption was 226.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:32:17,581 INFO L168 Benchmark]: CodeCheck took 374343.10 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 901.1 MB in the beginning and 1.2 GB in the end (delta: -271.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-09 01:32:17,581 INFO L168 Benchmark]: Witness Printer took 72.44 ms. Allocated memory is still 2.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:32:17,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 358.9s OverallTime, 234 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1325115268 SDtfs, 54358952 SDslu, -577122744 SDs, 0 SdLazy, 288844482 SolverSat, -233725150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1874.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 366339 GetRequests, 357156 SyntacticMatches, 7339 SemanticMatches, 1844 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2798593 ImplicationChecksByTransitivity, 313.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 27.5s InterpolantComputationTime, 57869 NumberOfCodeBlocks, 57869 NumberOfCodeBlocksAsserted, 233 NumberOfCheckSat, 57636 ConstructedInterpolants, 0 QuantifiedInterpolants, 69943739 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 233 InterpolantComputations, 161 PerfectInterpolantSequences, 84576/85458 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: 457]: 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: (((!(a28 == 8) && a17 == 8) || (!(a11 == 1) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) && !(a28 == 11)) || (!(a28 == 8) && a17 == 8)) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.90 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1087.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.1 MB in the end (delta: 226.6 MB). Peak memory consumption was 226.6 MB. Max. memory is 11.5 GB. * CodeCheck took 374343.10 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 901.1 MB in the beginning and 1.2 GB in the end (delta: -271.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 72.44 ms. Allocated memory is still 2.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...