./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_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_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/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 c5fe2c6077c684b4b50af2f6570d6f5c736d513e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:42:33,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:42:33,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:42:33,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:42:33,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:42:33,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:42:33,135 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:42:33,136 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:42:33,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:42:33,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:42:33,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:42:33,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:42:33,138 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:42:33,139 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:42:33,139 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:42:33,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:42:33,140 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:42:33,141 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:42:33,142 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:42:33,142 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:42:33,143 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:42:33,143 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:42:33,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:42:33,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:42:33,145 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:42:33,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:42:33,145 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:42:33,146 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:42:33,146 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:42:33,147 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:42:33,147 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:42:33,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:42:33,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:42:33,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:42:33,148 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:42:33,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:42:33,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 20:42:33,155 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:42:33,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:42:33,156 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:42:33,156 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 20:42:33,156 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 20:42:33,156 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 20:42:33,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:42:33,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:42:33,156 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:42:33,157 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 20:42:33,157 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 20:42:33,158 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 20:42:33,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:42:33,158 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/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 -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2018-12-08 20:42:33,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:42:33,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:42:33,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:42:33,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:42:33,190 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:42:33,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-12-08 20:42:33,236 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/data/4066a2156/95e8f1aa542d442d830e2ef62825a270/FLAGf1078db1c [2018-12-08 20:42:33,598 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:42:33,598 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/sv-benchmarks/c/eca-rers2012/Problem01_label24_true-unreach-call_false-termination.c [2018-12-08 20:42:33,606 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/data/4066a2156/95e8f1aa542d442d830e2ef62825a270/FLAGf1078db1c [2018-12-08 20:42:33,614 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/data/4066a2156/95e8f1aa542d442d830e2ef62825a270 [2018-12-08 20:42:33,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:42:33,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:42:33,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:42:33,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:42:33,620 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:42:33,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f79c046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33, skipping insertion in model container [2018-12-08 20:42:33,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:42:33,652 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:42:33,831 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:42:33,834 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:42:33,932 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:42:33,945 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:42:33,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33 WrapperNode [2018-12-08 20:42:33,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:42:33,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:42:33,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:42:33,947 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:42:33,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:42:33,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:42:33,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:42:33,988 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:42:33,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:33,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:34,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:34,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:34,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... [2018-12-08 20:42:34,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:42:34,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:42:34,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:42:34,017 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:42:34,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:42:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/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 [2018-12-08 20:42:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:42:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:42:35,098 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:42:35,098 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 20:42:35,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:42:35 BoogieIcfgContainer [2018-12-08 20:42:35,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:42:35,100 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 20:42:35,100 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 20:42:35,107 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 20:42:35,107 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:42:35" (1/1) ... [2018-12-08 20:42:35,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:42:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-08 20:42:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-08 20:42:35,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 20:42:35,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:35,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2018-12-08 20:42:35,649 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2018-12-08 20:42:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 20:42:35,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 314 transitions. [2018-12-08 20:42:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 314 transitions. [2018-12-08 20:42:36,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 20:42:36,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 220 states and 326 transitions. [2018-12-08 20:42:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 326 transitions. [2018-12-08 20:42:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 20:42:36,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2018-12-08 20:42:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2018-12-08 20:42:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 20:42:36,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 293 states and 408 transitions. [2018-12-08 20:42:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 408 transitions. [2018-12-08 20:42:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 20:42:36,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 304 states and 428 transitions. [2018-12-08 20:42:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 428 transitions. [2018-12-08 20:42:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 20:42:37,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 305 states and 430 transitions. [2018-12-08 20:42:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 430 transitions. [2018-12-08 20:42:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 20:42:37,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:37,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 308 states and 436 transitions. [2018-12-08 20:42:37,272 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 436 transitions. [2018-12-08 20:42:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 20:42:37,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:37,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 320 states and 458 transitions. [2018-12-08 20:42:37,662 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 458 transitions. [2018-12-08 20:42:37,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 20:42:37,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 334 states and 481 transitions. [2018-12-08 20:42:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 481 transitions. [2018-12-08 20:42:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 20:42:38,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 338 states and 487 transitions. [2018-12-08 20:42:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 487 transitions. [2018-12-08 20:42:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 20:42:38,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:38,485 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 342 states and 492 transitions. [2018-12-08 20:42:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 492 transitions. [2018-12-08 20:42:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 20:42:38,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:38,682 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 343 states and 494 transitions. [2018-12-08 20:42:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 494 transitions. [2018-12-08 20:42:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 20:42:38,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:38,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 346 states and 498 transitions. [2018-12-08 20:42:38,887 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 498 transitions. [2018-12-08 20:42:38,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 20:42:38,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:39,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:39,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 357 states and 512 transitions. [2018-12-08 20:42:39,333 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 512 transitions. [2018-12-08 20:42:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 20:42:39,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:42:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 370 states and 529 transitions. [2018-12-08 20:42:39,581 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 529 transitions. [2018-12-08 20:42:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 20:42:39,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 388 states and 553 transitions. [2018-12-08 20:42:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 553 transitions. [2018-12-08 20:42:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 20:42:40,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 398 states and 565 transitions. [2018-12-08 20:42:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 565 transitions. [2018-12-08 20:42:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 20:42:40,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 399 states and 566 transitions. [2018-12-08 20:42:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 566 transitions. [2018-12-08 20:42:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 20:42:40,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 406 states and 574 transitions. [2018-12-08 20:42:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 574 transitions. [2018-12-08 20:42:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 20:42:40,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 408 states and 575 transitions. [2018-12-08 20:42:40,532 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 575 transitions. [2018-12-08 20:42:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 20:42:40,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 423 states and 594 transitions. [2018-12-08 20:42:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 594 transitions. [2018-12-08 20:42:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 20:42:40,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 20:42:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 433 states and 608 transitions. [2018-12-08 20:42:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 608 transitions. [2018-12-08 20:42:41,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 20:42:41,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:41,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:41,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 434 states and 610 transitions. [2018-12-08 20:42:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 610 transitions. [2018-12-08 20:42:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 20:42:41,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:41,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 442 states and 619 transitions. [2018-12-08 20:42:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 619 transitions. [2018-12-08 20:42:41,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 20:42:41,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:41,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:41,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 443 states and 621 transitions. [2018-12-08 20:42:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 621 transitions. [2018-12-08 20:42:41,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 20:42:41,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 460 states and 639 transitions. [2018-12-08 20:42:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 639 transitions. [2018-12-08 20:42:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 20:42:41,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:41,971 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:42:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 461 states and 641 transitions. [2018-12-08 20:42:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 641 transitions. [2018-12-08 20:42:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 20:42:42,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:42:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 462 states and 643 transitions. [2018-12-08 20:42:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 643 transitions. [2018-12-08 20:42:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 20:42:42,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 20:42:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 464 states and 645 transitions. [2018-12-08 20:42:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 645 transitions. [2018-12-08 20:42:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 20:42:42,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:42,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 481 states and 664 transitions. [2018-12-08 20:42:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 664 transitions. [2018-12-08 20:42:42,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 20:42:42,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 20:42:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 486 states and 669 transitions. [2018-12-08 20:42:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 669 transitions. [2018-12-08 20:42:42,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 20:42:42,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,604 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 497 states and 680 transitions. [2018-12-08 20:42:42,863 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 680 transitions. [2018-12-08 20:42:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 20:42:42,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:42:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:42,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 502 states and 685 transitions. [2018-12-08 20:42:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 685 transitions. [2018-12-08 20:42:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 20:42:42,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:43,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 511 states and 694 transitions. [2018-12-08 20:42:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 694 transitions. [2018-12-08 20:42:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 20:42:43,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:43,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 515 states and 699 transitions. [2018-12-08 20:42:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 699 transitions. [2018-12-08 20:42:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 20:42:43,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,456 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:42:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 519 states and 704 transitions. [2018-12-08 20:42:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 704 transitions. [2018-12-08 20:42:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 20:42:43,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 527 states and 712 transitions. [2018-12-08 20:42:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 712 transitions. [2018-12-08 20:42:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 20:42:43,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 528 states and 713 transitions. [2018-12-08 20:42:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 713 transitions. [2018-12-08 20:42:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 20:42:43,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:42:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 559 states and 750 transitions. [2018-12-08 20:42:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 750 transitions. [2018-12-08 20:42:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:42:45,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:46,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 571 states and 771 transitions. [2018-12-08 20:42:46,453 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 771 transitions. [2018-12-08 20:42:46,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:42:46,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:46,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 581 states and 782 transitions. [2018-12-08 20:42:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 782 transitions. [2018-12-08 20:42:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:42:46,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 584 states and 786 transitions. [2018-12-08 20:42:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 786 transitions. [2018-12-08 20:42:47,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:42:47,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 589 states and 792 transitions. [2018-12-08 20:42:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 792 transitions. [2018-12-08 20:42:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:42:47,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 591 states and 793 transitions. [2018-12-08 20:42:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 793 transitions. [2018-12-08 20:42:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 20:42:47,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:47,633 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:42:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 594 states and 798 transitions. [2018-12-08 20:42:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 798 transitions. [2018-12-08 20:42:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 20:42:47,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:42:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 611 states and 816 transitions. [2018-12-08 20:42:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 816 transitions. [2018-12-08 20:42:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 20:42:48,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:48,986 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:42:51,299 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-08 20:42:55,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:55,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 666 states and 875 transitions. [2018-12-08 20:42:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 875 transitions. [2018-12-08 20:42:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 20:42:55,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:42:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 712 states and 930 transitions. [2018-12-08 20:42:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 930 transitions. [2018-12-08 20:42:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 20:42:57,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:42:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 723 states and 943 transitions. [2018-12-08 20:42:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 943 transitions. [2018-12-08 20:42:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:42:57,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 732 states and 952 transitions. [2018-12-08 20:42:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 952 transitions. [2018-12-08 20:42:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-08 20:42:57,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,526 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 733 states and 953 transitions. [2018-12-08 20:42:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 953 transitions. [2018-12-08 20:42:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 20:42:57,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 746 states and 966 transitions. [2018-12-08 20:42:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 966 transitions. [2018-12-08 20:42:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 20:42:57,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,629 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:42:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:57,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 747 states and 967 transitions. [2018-12-08 20:42:57,643 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 967 transitions. [2018-12-08 20:42:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 20:42:57,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 20:42:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 816 states and 1037 transitions. [2018-12-08 20:42:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1037 transitions. [2018-12-08 20:42:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:42:58,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 862 states and 1097 transitions. [2018-12-08 20:43:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1097 transitions. [2018-12-08 20:43:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:43:03,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:03,228 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 866 states and 1105 transitions. [2018-12-08 20:43:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1105 transitions. [2018-12-08 20:43:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:43:03,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 878 states and 1118 transitions. [2018-12-08 20:43:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1118 transitions. [2018-12-08 20:43:04,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:43:04,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:05,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:05,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 880 states and 1120 transitions. [2018-12-08 20:43:05,002 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1120 transitions. [2018-12-08 20:43:05,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 20:43:05,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:43:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 894 states and 1135 transitions. [2018-12-08 20:43:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1135 transitions. [2018-12-08 20:43:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:43:05,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:05,344 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 20:43:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 899 states and 1140 transitions. [2018-12-08 20:43:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1140 transitions. [2018-12-08 20:43:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:05,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 909 states and 1156 transitions. [2018-12-08 20:43:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1156 transitions. [2018-12-08 20:43:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:06,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:06,291 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:07,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 921 states and 1170 transitions. [2018-12-08 20:43:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1170 transitions. [2018-12-08 20:43:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:07,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:08,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 926 states and 1178 transitions. [2018-12-08 20:43:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1178 transitions. [2018-12-08 20:43:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:08,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 931 states and 1184 transitions. [2018-12-08 20:43:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1184 transitions. [2018-12-08 20:43:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:08,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:08,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 935 states and 1188 transitions. [2018-12-08 20:43:08,849 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1188 transitions. [2018-12-08 20:43:08,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:43:08,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:43:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 940 states and 1193 transitions. [2018-12-08 20:43:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1193 transitions. [2018-12-08 20:43:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 20:43:09,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:12,025 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2018-12-08 20:43:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 967 states and 1233 transitions. [2018-12-08 20:43:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1233 transitions. [2018-12-08 20:43:15,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 20:43:15,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:16,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 979 states and 1245 transitions. [2018-12-08 20:43:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1245 transitions. [2018-12-08 20:43:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 20:43:16,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1035 states and 1313 transitions. [2018-12-08 20:43:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1313 transitions. [2018-12-08 20:43:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 20:43:20,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1059 states and 1345 transitions. [2018-12-08 20:43:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1345 transitions. [2018-12-08 20:43:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 20:43:25,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:26,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1065 states and 1353 transitions. [2018-12-08 20:43:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1353 transitions. [2018-12-08 20:43:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 20:43:26,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:26,922 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:27,358 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2018-12-08 20:43:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1068 states and 1358 transitions. [2018-12-08 20:43:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1358 transitions. [2018-12-08 20:43:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 20:43:27,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:43:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1077 states and 1368 transitions. [2018-12-08 20:43:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1368 transitions. [2018-12-08 20:43:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 20:43:28,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:28,732 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:43:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1113 states and 1415 transitions. [2018-12-08 20:43:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1415 transitions. [2018-12-08 20:43:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 20:43:30,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:43:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1114 states and 1419 transitions. [2018-12-08 20:43:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1419 transitions. [2018-12-08 20:43:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 20:43:30,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:30,894 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:43:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:31,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1117 states and 1423 transitions. [2018-12-08 20:43:31,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1423 transitions. [2018-12-08 20:43:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 20:43:31,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:43:31,675 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-12-08 20:43:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1120 states and 1427 transitions. [2018-12-08 20:43:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1427 transitions. [2018-12-08 20:43:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 20:43:32,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:32,566 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-08 20:43:34,573 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-12-08 20:43:34,890 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-12-08 20:43:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1124 states and 1431 transitions. [2018-12-08 20:43:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1431 transitions. [2018-12-08 20:43:36,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 20:43:36,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 20:43:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1154 states and 1469 transitions. [2018-12-08 20:43:38,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1469 transitions. [2018-12-08 20:43:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-08 20:43:38,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 20:43:42,423 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-08 20:43:44,552 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-08 20:43:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1202 states and 1525 transitions. [2018-12-08 20:43:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1525 transitions. [2018-12-08 20:43:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-08 20:43:47,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 20:43:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1204 states and 1525 transitions. [2018-12-08 20:43:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1525 transitions. [2018-12-08 20:43:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 20:43:48,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:48,847 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 20:43:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1233 states and 1558 transitions. [2018-12-08 20:43:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1558 transitions. [2018-12-08 20:43:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 20:43:49,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:43:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:50,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1237 states and 1563 transitions. [2018-12-08 20:43:50,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1563 transitions. [2018-12-08 20:43:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 20:43:50,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:51,470 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:43:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1238 states and 1567 transitions. [2018-12-08 20:43:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1567 transitions. [2018-12-08 20:43:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 20:43:53,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:43:56,188 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 20:43:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:57,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1270 states and 1610 transitions. [2018-12-08 20:43:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1610 transitions. [2018-12-08 20:43:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 20:43:57,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:43:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1277 states and 1615 transitions. [2018-12-08 20:43:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1615 transitions. [2018-12-08 20:43:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 20:43:59,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:00,008 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:44:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1280 states and 1619 transitions. [2018-12-08 20:44:00,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1619 transitions. [2018-12-08 20:44:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-08 20:44:00,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-08 20:44:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1301 states and 1644 transitions. [2018-12-08 20:44:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1644 transitions. [2018-12-08 20:44:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 20:44:05,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:44:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1315 states and 1660 transitions. [2018-12-08 20:44:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1660 transitions. [2018-12-08 20:44:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 20:44:07,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 20:44:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1328 states and 1674 transitions. [2018-12-08 20:44:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1674 transitions. [2018-12-08 20:44:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 20:44:15,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 20:44:15,970 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-08 20:44:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1331 states and 1678 transitions. [2018-12-08 20:44:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1678 transitions. [2018-12-08 20:44:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 20:44:17,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-08 20:44:17,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:17,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1332 states and 1678 transitions. [2018-12-08 20:44:17,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1678 transitions. [2018-12-08 20:44:17,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-08 20:44:17,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-08 20:44:20,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1336 states and 1685 transitions. [2018-12-08 20:44:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1685 transitions. [2018-12-08 20:44:20,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 20:44:20,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-08 20:44:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1340 states and 1689 transitions. [2018-12-08 20:44:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1689 transitions. [2018-12-08 20:44:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 20:44:20,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:21,888 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-08 20:44:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1349 states and 1708 transitions. [2018-12-08 20:44:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1708 transitions. [2018-12-08 20:44:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 20:44:25,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-08 20:44:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1353 states and 1717 transitions. [2018-12-08 20:44:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1717 transitions. [2018-12-08 20:44:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 20:44:26,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-08 20:44:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:26,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1358 states and 1727 transitions. [2018-12-08 20:44:26,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1727 transitions. [2018-12-08 20:44:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 20:44:26,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-08 20:44:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1361 states and 1732 transitions. [2018-12-08 20:44:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1732 transitions. [2018-12-08 20:44:27,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-08 20:44:27,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-08 20:44:27,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1364 states and 1735 transitions. [2018-12-08 20:44:27,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1735 transitions. [2018-12-08 20:44:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 20:44:27,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-08 20:44:31,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:31,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1373 states and 1749 transitions. [2018-12-08 20:44:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1749 transitions. [2018-12-08 20:44:31,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 20:44:31,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 20:44:33,391 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-08 20:44:34,737 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2018-12-08 20:44:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1402 states and 1777 transitions. [2018-12-08 20:44:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1777 transitions. [2018-12-08 20:44:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-08 20:44:36,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-08 20:44:53,031 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-08 20:44:55,912 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-08 20:44:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1527 states and 1939 transitions. [2018-12-08 20:44:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1939 transitions. [2018-12-08 20:44:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-08 20:44:57,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-08 20:45:04,717 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-08 20:45:11,052 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2018-12-08 20:45:11,350 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-12-08 20:45:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1593 states and 2023 transitions. [2018-12-08 20:45:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 2023 transitions. [2018-12-08 20:45:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-08 20:45:17,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-08 20:45:19,853 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-08 20:45:22,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 1631 states and 2067 transitions. [2018-12-08 20:45:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2067 transitions. [2018-12-08 20:45:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-08 20:45:22,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-08 20:45:23,897 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-08 20:45:26,502 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-08 20:45:29,032 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-08 20:45:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1648 states and 2099 transitions. [2018-12-08 20:45:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2099 transitions. [2018-12-08 20:45:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:45:32,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:37,969 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:45:43,492 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-08 20:45:45,666 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-08 20:45:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1678 states and 2136 transitions. [2018-12-08 20:45:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2136 transitions. [2018-12-08 20:45:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:45:49,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:45:52,045 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-08 20:45:54,580 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-08 20:45:55,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:55,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1690 states and 2152 transitions. [2018-12-08 20:45:55,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2152 transitions. [2018-12-08 20:45:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:45:55,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:45:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:56,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1695 states and 2157 transitions. [2018-12-08 20:45:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2157 transitions. [2018-12-08 20:45:56,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:45:56,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:56,954 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:45:57,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:45:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1704 states and 2167 transitions. [2018-12-08 20:45:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2167 transitions. [2018-12-08 20:45:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:45:57,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:45:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:45:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:46:00,123 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-08 20:46:02,133 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-08 20:46:04,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1724 states and 2188 transitions. [2018-12-08 20:46:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2188 transitions. [2018-12-08 20:46:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 20:46:04,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:46:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1726 states and 2189 transitions. [2018-12-08 20:46:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2189 transitions. [2018-12-08 20:46:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-08 20:46:05,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 20:46:12,964 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 20:46:13,463 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2018-12-08 20:46:16,525 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 20:46:19,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1816 states and 2308 transitions. [2018-12-08 20:46:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2308 transitions. [2018-12-08 20:46:19,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-08 20:46:19,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 20:46:21,954 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-08 20:46:23,286 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-08 20:46:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1838 states and 2332 transitions. [2018-12-08 20:46:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2332 transitions. [2018-12-08 20:46:24,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-08 20:46:24,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-08 20:46:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:24,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1839 states and 2332 transitions. [2018-12-08 20:46:24,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2332 transitions. [2018-12-08 20:46:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-08 20:46:24,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:25,671 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2018-12-08 20:46:26,507 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2018-12-08 20:46:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-08 20:46:31,094 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-08 20:46:32,457 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-08 20:46:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1854 states and 2352 transitions. [2018-12-08 20:46:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2352 transitions. [2018-12-08 20:46:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-08 20:46:38,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-08 20:46:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:45,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1890 states and 2388 transitions. [2018-12-08 20:46:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2388 transitions. [2018-12-08 20:46:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-08 20:46:45,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:45,856 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-08 20:46:47,152 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-08 20:46:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:49,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1895 states and 2391 transitions. [2018-12-08 20:46:49,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2391 transitions. [2018-12-08 20:46:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-08 20:46:49,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:46:55,799 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-08 20:46:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:46:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1919 states and 2421 transitions. [2018-12-08 20:46:58,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2421 transitions. [2018-12-08 20:46:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-08 20:46:58,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:46:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:46:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:00,448 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-08 20:47:01,249 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 21 [2018-12-08 20:47:04,206 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 24 [2018-12-08 20:47:05,199 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-12-08 20:47:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1926 states and 2429 transitions. [2018-12-08 20:47:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2429 transitions. [2018-12-08 20:47:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-08 20:47:07,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:08,381 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-08 20:47:10,687 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-08 20:47:13,486 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-12-08 20:47:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:13,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1934 states and 2438 transitions. [2018-12-08 20:47:13,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2438 transitions. [2018-12-08 20:47:13,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-08 20:47:13,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1935 states and 2439 transitions. [2018-12-08 20:47:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2439 transitions. [2018-12-08 20:47:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 20:47:14,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:20,690 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-08 20:47:24,690 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-08 20:47:27,323 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-08 20:47:30,384 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-12-08 20:47:31,291 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-08 20:47:33,069 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-12-08 20:47:34,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1973 states and 2480 transitions. [2018-12-08 20:47:34,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2480 transitions. [2018-12-08 20:47:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 20:47:34,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:34,644 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:37,426 WARN L180 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-12-08 20:47:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:38,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1981 states and 2486 transitions. [2018-12-08 20:47:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2486 transitions. [2018-12-08 20:47:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 20:47:38,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1983 states and 2487 transitions. [2018-12-08 20:47:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2487 transitions. [2018-12-08 20:47:39,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 20:47:39,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:39,868 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-08 20:47:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1983 states and 2486 transitions. [2018-12-08 20:47:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2486 transitions. [2018-12-08 20:47:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-08 20:47:40,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-08 20:47:44,004 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-08 20:47:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:47:48,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2006 states and 2515 transitions. [2018-12-08 20:47:48,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2515 transitions. [2018-12-08 20:47:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 20:47:48,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:47:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:47:51,353 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-08 20:47:53,000 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-08 20:47:54,588 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-08 20:47:59,337 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-08 20:48:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2030 states and 2543 transitions. [2018-12-08 20:48:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2543 transitions. [2018-12-08 20:48:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 20:48:00,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-08 20:48:02,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2038 states and 2555 transitions. [2018-12-08 20:48:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2555 transitions. [2018-12-08 20:48:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 20:48:02,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-08 20:48:05,141 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-08 20:48:05,994 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-08 20:48:08,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2070 states and 2591 transitions. [2018-12-08 20:48:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2591 transitions. [2018-12-08 20:48:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 20:48:08,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-08 20:48:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2071 states and 2591 transitions. [2018-12-08 20:48:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2591 transitions. [2018-12-08 20:48:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 20:48:09,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-08 20:48:10,875 WARN L180 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-12-08 20:48:11,482 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 18 [2018-12-08 20:48:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2094 states and 2624 transitions. [2018-12-08 20:48:19,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2624 transitions. [2018-12-08 20:48:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 20:48:19,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-08 20:48:20,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2096 states and 2626 transitions. [2018-12-08 20:48:20,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2626 transitions. [2018-12-08 20:48:20,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 20:48:20,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-08 20:48:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:21,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2100 states and 2630 transitions. [2018-12-08 20:48:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2630 transitions. [2018-12-08 20:48:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 20:48:21,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-08 20:48:23,007 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-08 20:48:25,018 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-08 20:48:27,167 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-12-08 20:48:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:29,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2115 states and 2645 transitions. [2018-12-08 20:48:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2645 transitions. [2018-12-08 20:48:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 20:48:29,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-08 20:48:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2117 states and 2646 transitions. [2018-12-08 20:48:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2646 transitions. [2018-12-08 20:48:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-08 20:48:30,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-08 20:48:33,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2121 states and 2651 transitions. [2018-12-08 20:48:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2651 transitions. [2018-12-08 20:48:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 20:48:33,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-08 20:48:34,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2125 states and 2656 transitions. [2018-12-08 20:48:34,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2656 transitions. [2018-12-08 20:48:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-08 20:48:34,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:34,246 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2018-12-08 20:48:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2127 states and 2657 transitions. [2018-12-08 20:48:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2657 transitions. [2018-12-08 20:48:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-08 20:48:34,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:34,758 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-08 20:48:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:48:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2131 states and 2662 transitions. [2018-12-08 20:48:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2662 transitions. [2018-12-08 20:48:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-08 20:48:38,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:48:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:48:44,758 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-08 20:48:51,075 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 20:48:54,618 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-08 20:48:56,309 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-08 20:48:57,010 WARN L180 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2018-12-08 20:48:59,072 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-08 20:49:00,073 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-08 20:49:03,598 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-08 20:49:05,351 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-08 20:49:06,009 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-08 20:49:07,707 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-08 20:49:11,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:11,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2182 states and 2721 transitions. [2018-12-08 20:49:11,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2721 transitions. [2018-12-08 20:49:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-08 20:49:11,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:49:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:49:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-08 20:49:11,565 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-08 20:49:12,739 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 20:49:13,431 WARN L180 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-08 20:49:15,238 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 20:49:15,760 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-08 20:49:17,258 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-08 20:49:17,791 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-08 20:49:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2214 states and 2753 transitions. [2018-12-08 20:49:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2753 transitions. [2018-12-08 20:49:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-08 20:49:21,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:49:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:49:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-08 20:49:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2215 states and 2753 transitions. [2018-12-08 20:49:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2753 transitions. [2018-12-08 20:49:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-08 20:49:22,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:49:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:49:26,808 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2018-12-08 20:49:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-08 20:49:33,870 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-08 20:49:34,571 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-12-08 20:49:36,502 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-08 20:49:37,344 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-12-08 20:49:39,699 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-08 20:49:42,529 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 20:49:43,355 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2018-12-08 20:49:45,371 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 20:49:45,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:45,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2248 states and 2789 transitions. [2018-12-08 20:49:45,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2789 transitions. [2018-12-08 20:49:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-08 20:49:45,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:49:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:49:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-08 20:49:46,566 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2018-12-08 20:49:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2252 states and 2793 transitions. [2018-12-08 20:49:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2793 transitions. [2018-12-08 20:49:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-08 20:49:47,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:49:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:49:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-08 20:49:48,380 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-08 20:49:49,595 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-08 20:49:50,836 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-12-08 20:49:52,313 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2018-12-08 20:49:53,921 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-08 20:49:54,601 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-12-08 20:49:56,143 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-08 20:49:56,740 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-12-08 20:49:57,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:49:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2014 states and 2518 transitions. [2018-12-08 20:49:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2518 transitions. [2018-12-08 20:49:57,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 20:49:57,964 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 147 iterations. [2018-12-08 20:49:57,970 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 20:49:58,128 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 48 [2018-12-08 20:49:58,258 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2018-12-08 20:49:58,452 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 49 [2018-12-08 20:49:58,592 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 48 [2018-12-08 20:49:58,771 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-08 20:49:59,010 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2018-12-08 20:49:59,255 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-12-08 20:49:59,495 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 49 [2018-12-08 20:49:59,728 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 49 [2018-12-08 20:50:00,046 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 36 [2018-12-08 20:50:00,211 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 48 [2018-12-08 20:50:00,416 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-12-08 20:50:00,719 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 48 [2018-12-08 20:50:00,911 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 49 [2018-12-08 20:50:01,232 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-08 20:50:01,627 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 49 [2018-12-08 20:50:01,759 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-08 20:50:01,965 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-08 20:50:02,138 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-08 20:50:02,344 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-08 20:50:02,473 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-08 20:50:02,578 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-08 20:50:02,815 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2018-12-08 20:50:03,020 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 46 [2018-12-08 20:50:03,142 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2018-12-08 20:50:03,330 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-12-08 20:50:03,502 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 48 [2018-12-08 20:50:03,831 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-12-08 20:50:04,024 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-12-08 20:50:04,219 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-08 20:50:04,493 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2018-12-08 20:50:04,684 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 48 [2018-12-08 20:50:04,813 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 45 [2018-12-08 20:50:05,111 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-08 20:50:05,398 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-12-08 20:50:05,652 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 48 [2018-12-08 20:50:05,787 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 45 [2018-12-08 20:50:06,065 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 49 [2018-12-08 20:50:06,333 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 48 [2018-12-08 20:50:06,593 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 49 [2018-12-08 20:50:07,320 WARN L180 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 79 [2018-12-08 20:50:07,644 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2018-12-08 20:50:07,799 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-12-08 20:50:08,037 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 49 [2018-12-08 20:50:08,305 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-08 20:50:08,491 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-08 20:50:08,642 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 48 [2018-12-08 20:50:08,828 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 46 [2018-12-08 20:50:08,828 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 20:50:08,830 INFO L583 CodeCheckObserver]: Invariant with dag size 36 [2018-12-08 20:50:08,835 INFO L583 CodeCheckObserver]: Invariant with dag size 36 [2018-12-08 20:50:08,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 08:50:08 ImpRootNode [2018-12-08 20:50:08,836 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 20:50:08,836 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:50:08,836 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:50:08,836 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:50:08,837 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:42:35" (3/4) ... [2018-12-08 20:50:08,839 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 20:50:08,850 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-08 20:50:08,850 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 20:50:08,851 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-08 20:50:08,930 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ab392a7-b351-42e8-ba41-6d5c69e6c4b7/bin-2019/ukojak/witness.graphml [2018-12-08 20:50:08,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:50:08,931 INFO L168 Benchmark]: Toolchain (without parser) took 455314.62 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 499.1 MB). Free memory was 949.6 MB in the beginning and 645.2 MB in the end (delta: 304.4 MB). Peak memory consumption was 803.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.34 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: Boogie Preprocessor took 28.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: RCFGBuilder took 1082.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.1 MB in the end (delta: 213.5 MB). Peak memory consumption was 213.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: CodeCheck took 453736.54 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 904.1 MB in the beginning and 659.0 MB in the end (delta: 245.1 MB). Peak memory consumption was 909.7 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,932 INFO L168 Benchmark]: Witness Printer took 94.20 ms. Allocated memory is still 1.5 GB. Free memory was 659.0 MB in the beginning and 645.2 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-08 20:50:08,933 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, 198 locations, 1 error locations. SAFE Result, 442.8s OverallTime, 147 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 811093520 SDtfs, 1582731810 SDslu, 974838336 SDs, 0 SdLazy, 1011380946 SolverSat, 443526628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 623.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186100 GetRequests, 178776 SyntacticMatches, 5538 SemanticMatches, 1786 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2140026 ImplicationChecksByTransitivity, 414.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 45.1s InterpolantComputationTime, 27784 NumberOfCodeBlocks, 27784 NumberOfCodeBlocksAsserted, 146 NumberOfCheckSat, 27638 ConstructedInterpolants, 0 QuantifiedInterpolants, 47210738 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 146 InterpolantComputations, 120 PerfectInterpolantSequences, 33743/33914 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: 470]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((!(a20 == 1) || !(a7 == 1)) || (((a16 == 4 && a8 == 13) && a17 == 1) && a12 == 8)) || ((((a21 <= 0 && a8 == 13) && a17 == 1) && a12 == 8) && a16 == 5)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || ((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((!(a21 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((!(a7 == 1) || (((a16 == 4 && a8 == 13) && a17 == 1) && a12 == 8)) || !(a20 == 1)) || ((((a21 <= 0 && a8 == 13) && a17 == 1) && a12 == 8) && a16 == 5)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || ((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((!(a21 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.34 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1082.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.1 MB in the end (delta: 213.5 MB). Peak memory consumption was 213.5 MB. Max. memory is 11.5 GB. * CodeCheck took 453736.54 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 356.5 MB). Free memory was 904.1 MB in the beginning and 659.0 MB in the end (delta: 245.1 MB). Peak memory consumption was 909.7 MB. Max. memory is 11.5 GB. * Witness Printer took 94.20 ms. Allocated memory is still 1.5 GB. Free memory was 659.0 MB in the beginning and 645.2 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...