./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/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 f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:53:37,768 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:53:37,769 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:53:37,777 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:53:37,777 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:53:37,778 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:53:37,779 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:53:37,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:53:37,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:53:37,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:53:37,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:53:37,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:53:37,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:53:37,785 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:53:37,786 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:53:37,786 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:53:37,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:53:37,788 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:53:37,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:53:37,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:53:37,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:53:37,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:53:37,795 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:53:37,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:53:37,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:53:37,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:53:37,799 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:53:37,799 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:53:37,800 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:53:37,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:53:37,801 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:53:37,802 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:53:37,802 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:53:37,802 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:53:37,803 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:53:37,803 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:53:37,804 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:53:37,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:53:37,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:53:37,815 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:53:37,816 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:53:37,816 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:53:37,816 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:53:37,816 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:53:37,816 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:53:37,817 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:53:37,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:53:37,818 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:53:37,818 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:53:37,818 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:53:37,818 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:53:37,820 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:53:37,820 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:53:37,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:53:37,820 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:53:37,820 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:53:37,821 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:53:37,821 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:53:37,821 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:53:37,821 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:53:37,821 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_df8c422a-5015-4246-9225-e14fca55551a/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 -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2018-11-23 06:53:37,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:53:37,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:53:37,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:53:37,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:53:37,860 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:53:37,861 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c [2018-11-23 06:53:37,905 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/data/1ab38d6ad/8b225b64f572402bb386df9735eae5ca/FLAG9ec2a9684 [2018-11-23 06:53:38,323 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:53:38,324 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/sv-benchmarks/c/eca-rers2012/Problem02_label55_true-unreach-call_false-termination.c [2018-11-23 06:53:38,332 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/data/1ab38d6ad/8b225b64f572402bb386df9735eae5ca/FLAG9ec2a9684 [2018-11-23 06:53:38,344 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/data/1ab38d6ad/8b225b64f572402bb386df9735eae5ca [2018-11-23 06:53:38,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:53:38,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:53:38,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:53:38,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:53:38,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:53:38,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277df2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38, skipping insertion in model container [2018-11-23 06:53:38,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:53:38,395 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:53:38,622 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:53:38,626 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:53:38,693 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:53:38,706 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:53:38,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38 WrapperNode [2018-11-23 06:53:38,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:53:38,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:53:38,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:53:38,708 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:53:38,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:53:38,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:53:38,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:53:38,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:53:38,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... [2018-11-23 06:53:38,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:53:38,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:53:38,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:53:38,849 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:53:38,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:53:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:53:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 06:53:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:53:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:53:40,322 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:53:40,322 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 06:53:40,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:53:40 BoogieIcfgContainer [2018-11-23 06:53:40,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:53:40,323 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:53:40,323 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:53:40,331 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:53:40,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:53:40" (1/1) ... [2018-11-23 06:53:40,342 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:53:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 06:53:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 06:53:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 06:53:40,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:41,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2018-11-23 06:53:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2018-11-23 06:53:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 06:53:41,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:41,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:41,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 242 states and 361 transitions. [2018-11-23 06:53:41,637 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 361 transitions. [2018-11-23 06:53:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 06:53:41,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 246 states and 366 transitions. [2018-11-23 06:53:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2018-11-23 06:53:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 06:53:41,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 251 states and 378 transitions. [2018-11-23 06:53:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 378 transitions. [2018-11-23 06:53:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 06:53:42,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:42,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 329 states and 458 transitions. [2018-11-23 06:53:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 458 transitions. [2018-11-23 06:53:42,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 06:53:42,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:42,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:53:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 338 states and 475 transitions. [2018-11-23 06:53:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 475 transitions. [2018-11-23 06:53:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 06:53:43,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:53:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 343 states and 484 transitions. [2018-11-23 06:53:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 484 transitions. [2018-11-23 06:53:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 06:53:43,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 347 states and 491 transitions. [2018-11-23 06:53:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 491 transitions. [2018-11-23 06:53:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 06:53:43,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:43,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:43,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 350 states and 495 transitions. [2018-11-23 06:53:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 495 transitions. [2018-11-23 06:53:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 06:53:43,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 06:53:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 359 states and 515 transitions. [2018-11-23 06:53:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 515 transitions. [2018-11-23 06:53:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 06:53:44,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,106 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 06:53:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 362 states and 518 transitions. [2018-11-23 06:53:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 518 transitions. [2018-11-23 06:53:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 06:53:44,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 06:53:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 368 states and 530 transitions. [2018-11-23 06:53:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 530 transitions. [2018-11-23 06:53:44,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 06:53:44,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,519 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 06:53:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 371 states and 534 transitions. [2018-11-23 06:53:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 534 transitions. [2018-11-23 06:53:44,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 06:53:44,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,641 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:44,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 378 states and 541 transitions. [2018-11-23 06:53:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 541 transitions. [2018-11-23 06:53:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 06:53:44,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,699 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:53:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 382 states and 548 transitions. [2018-11-23 06:53:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 548 transitions. [2018-11-23 06:53:44,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 06:53:44,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:53:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 385 states and 552 transitions. [2018-11-23 06:53:45,069 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 552 transitions. [2018-11-23 06:53:45,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 06:53:45,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:53:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 388 states and 556 transitions. [2018-11-23 06:53:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 556 transitions. [2018-11-23 06:53:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 06:53:45,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:45,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 390 states and 558 transitions. [2018-11-23 06:53:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 558 transitions. [2018-11-23 06:53:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:53:45,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 06:53:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 403 states and 576 transitions. [2018-11-23 06:53:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 576 transitions. [2018-11-23 06:53:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 06:53:45,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:45,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 410 states and 583 transitions. [2018-11-23 06:53:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 583 transitions. [2018-11-23 06:53:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 06:53:45,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 06:53:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:45,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 420 states and 596 transitions. [2018-11-23 06:53:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 596 transitions. [2018-11-23 06:53:45,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 06:53:45,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:46,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 425 states and 601 transitions. [2018-11-23 06:53:46,061 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 601 transitions. [2018-11-23 06:53:46,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 06:53:46,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:46,084 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 426 states and 602 transitions. [2018-11-23 06:53:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 602 transitions. [2018-11-23 06:53:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 06:53:46,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 06:53:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 449 states and 634 transitions. [2018-11-23 06:53:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 634 transitions. [2018-11-23 06:53:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 06:53:46,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:46,735 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:53:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 461 states and 646 transitions. [2018-11-23 06:53:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 646 transitions. [2018-11-23 06:53:46,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 06:53:46,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:46,860 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 470 states and 657 transitions. [2018-11-23 06:53:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 657 transitions. [2018-11-23 06:53:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 06:53:47,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:47,498 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:53:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 476 states and 674 transitions. [2018-11-23 06:53:47,908 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 674 transitions. [2018-11-23 06:53:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 06:53:47,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:53:48,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:48,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 479 states and 679 transitions. [2018-11-23 06:53:48,089 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 679 transitions. [2018-11-23 06:53:48,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 06:53:48,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 508 states and 713 transitions. [2018-11-23 06:53:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 713 transitions. [2018-11-23 06:53:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:49,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:49,220 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 536 states and 753 transitions. [2018-11-23 06:53:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 753 transitions. [2018-11-23 06:53:50,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:50,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 539 states and 756 transitions. [2018-11-23 06:53:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 756 transitions. [2018-11-23 06:53:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:50,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:50,446 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 542 states and 759 transitions. [2018-11-23 06:53:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 759 transitions. [2018-11-23 06:53:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:50,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:50,645 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 547 states and 766 transitions. [2018-11-23 06:53:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 766 transitions. [2018-11-23 06:53:50,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:50,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:51,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 550 states and 769 transitions. [2018-11-23 06:53:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 769 transitions. [2018-11-23 06:53:51,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 06:53:51,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:52,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:52,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 585 states and 814 transitions. [2018-11-23 06:53:52,948 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 814 transitions. [2018-11-23 06:53:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 06:53:52,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:52,966 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:53:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:53,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 591 states and 821 transitions. [2018-11-23 06:53:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 821 transitions. [2018-11-23 06:53:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 06:53:53,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 598 states and 831 transitions. [2018-11-23 06:53:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 831 transitions. [2018-11-23 06:53:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 06:53:53,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 06:53:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 625 states and 861 transitions. [2018-11-23 06:53:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 861 transitions. [2018-11-23 06:53:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 06:53:54,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 06:53:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 628 states and 864 transitions. [2018-11-23 06:53:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 864 transitions. [2018-11-23 06:53:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 06:53:54,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:54,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 633 states and 870 transitions. [2018-11-23 06:53:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 870 transitions. [2018-11-23 06:53:54,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 06:53:54,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 06:53:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 721 states and 963 transitions. [2018-11-23 06:53:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 963 transitions. [2018-11-23 06:53:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 06:53:55,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:55,651 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 741 states and 986 transitions. [2018-11-23 06:53:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 986 transitions. [2018-11-23 06:53:56,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:53:56,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 06:53:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 746 states and 993 transitions. [2018-11-23 06:53:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 993 transitions. [2018-11-23 06:53:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 06:53:56,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 807 states and 1061 transitions. [2018-11-23 06:53:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1061 transitions. [2018-11-23 06:53:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 06:53:57,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:57,906 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 857 states and 1113 transitions. [2018-11-23 06:53:58,389 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1113 transitions. [2018-11-23 06:53:58,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 06:53:58,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:58,421 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:53:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:53:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 891 states and 1149 transitions. [2018-11-23 06:53:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1149 transitions. [2018-11-23 06:53:59,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 06:53:59,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:53:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:53:59,500 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:54:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 941 states and 1213 transitions. [2018-11-23 06:54:01,315 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1213 transitions. [2018-11-23 06:54:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 06:54:01,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:54:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 945 states and 1221 transitions. [2018-11-23 06:54:01,748 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1221 transitions. [2018-11-23 06:54:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:01,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:01,772 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 990 states and 1278 transitions. [2018-11-23 06:54:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1278 transitions. [2018-11-23 06:54:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:02,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:03,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 999 states and 1288 transitions. [2018-11-23 06:54:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1288 transitions. [2018-11-23 06:54:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:03,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:04,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1000 states and 1289 transitions. [2018-11-23 06:54:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1289 transitions. [2018-11-23 06:54:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:04,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1002 states and 1291 transitions. [2018-11-23 06:54:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1291 transitions. [2018-11-23 06:54:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:04,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:04,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:04,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1006 states and 1294 transitions. [2018-11-23 06:54:04,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1294 transitions. [2018-11-23 06:54:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:04,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:54:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:04,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1009 states and 1297 transitions. [2018-11-23 06:54:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1297 transitions. [2018-11-23 06:54:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 06:54:04,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 06:54:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:06,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1035 states and 1323 transitions. [2018-11-23 06:54:06,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1323 transitions. [2018-11-23 06:54:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 06:54:06,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:06,107 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 06:54:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1040 states and 1329 transitions. [2018-11-23 06:54:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1329 transitions. [2018-11-23 06:54:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 06:54:07,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 06:54:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1043 states and 1331 transitions. [2018-11-23 06:54:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1331 transitions. [2018-11-23 06:54:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 06:54:07,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:07,453 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 06:54:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1044 states and 1335 transitions. [2018-11-23 06:54:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1335 transitions. [2018-11-23 06:54:07,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 06:54:07,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 06:54:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1155 states and 1454 transitions. [2018-11-23 06:54:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1454 transitions. [2018-11-23 06:54:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 06:54:09,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:54:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1226 states and 1524 transitions. [2018-11-23 06:54:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1524 transitions. [2018-11-23 06:54:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 06:54:12,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 06:54:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:15,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1325 states and 1624 transitions. [2018-11-23 06:54:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1624 transitions. [2018-11-23 06:54:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:54:15,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 8 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 06:54:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1334 states and 1635 transitions. [2018-11-23 06:54:16,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1635 transitions. [2018-11-23 06:54:16,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 06:54:16,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 06:54:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1432 states and 1735 transitions. [2018-11-23 06:54:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1735 transitions. [2018-11-23 06:54:21,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 06:54:21,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:21,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1433 states and 1736 transitions. [2018-11-23 06:54:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1736 transitions. [2018-11-23 06:54:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 06:54:21,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:21,498 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 06:54:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1438 states and 1743 transitions. [2018-11-23 06:54:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1743 transitions. [2018-11-23 06:54:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-23 06:54:22,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 06:54:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1439 states and 1744 transitions. [2018-11-23 06:54:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1744 transitions. [2018-11-23 06:54:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 06:54:22,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1461 states and 1769 transitions. [2018-11-23 06:54:22,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1769 transitions. [2018-11-23 06:54:22,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 06:54:22,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1463 states and 1771 transitions. [2018-11-23 06:54:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1771 transitions. [2018-11-23 06:54:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 06:54:23,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:23,110 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:23,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1479 states and 1788 transitions. [2018-11-23 06:54:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1788 transitions. [2018-11-23 06:54:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 06:54:23,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 06:54:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1480 states and 1789 transitions. [2018-11-23 06:54:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1789 transitions. [2018-11-23 06:54:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 06:54:24,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 06:54:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:24,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1483 states and 1792 transitions. [2018-11-23 06:54:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1792 transitions. [2018-11-23 06:54:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 06:54:24,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:24,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:24,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1500 states and 1811 transitions. [2018-11-23 06:54:24,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1811 transitions. [2018-11-23 06:54:24,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 06:54:24,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:24,963 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 06:54:25,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1509 states and 1821 transitions. [2018-11-23 06:54:25,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1821 transitions. [2018-11-23 06:54:25,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 06:54:25,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 06:54:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1516 states and 1828 transitions. [2018-11-23 06:54:25,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1828 transitions. [2018-11-23 06:54:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-23 06:54:25,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1545 states and 1863 transitions. [2018-11-23 06:54:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1863 transitions. [2018-11-23 06:54:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 06:54:28,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1574 states and 1903 transitions. [2018-11-23 06:54:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1903 transitions. [2018-11-23 06:54:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 06:54:30,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:30,585 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:31,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1579 states and 1912 transitions. [2018-11-23 06:54:31,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1912 transitions. [2018-11-23 06:54:31,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 06:54:31,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:31,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1582 states and 1917 transitions. [2018-11-23 06:54:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1917 transitions. [2018-11-23 06:54:31,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-23 06:54:31,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1588 states and 1932 transitions. [2018-11-23 06:54:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1932 transitions. [2018-11-23 06:54:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-23 06:54:32,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 149 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 06:54:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1615 states and 1965 transitions. [2018-11-23 06:54:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1965 transitions. [2018-11-23 06:54:35,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 06:54:35,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 06:54:36,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:36,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1633 states and 1987 transitions. [2018-11-23 06:54:36,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1987 transitions. [2018-11-23 06:54:36,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 06:54:36,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:37,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1648 states and 2010 transitions. [2018-11-23 06:54:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2010 transitions. [2018-11-23 06:54:37,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 06:54:37,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1651 states and 2014 transitions. [2018-11-23 06:54:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2014 transitions. [2018-11-23 06:54:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 06:54:37,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:37,998 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:54:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:38,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1653 states and 2015 transitions. [2018-11-23 06:54:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2015 transitions. [2018-11-23 06:54:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 06:54:38,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-23 06:54:38,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:38,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1658 states and 2019 transitions. [2018-11-23 06:54:38,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2019 transitions. [2018-11-23 06:54:38,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 06:54:38,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 06:54:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1687 states and 2051 transitions. [2018-11-23 06:54:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2051 transitions. [2018-11-23 06:54:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 06:54:40,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 06:54:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:40,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1695 states and 2060 transitions. [2018-11-23 06:54:40,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2060 transitions. [2018-11-23 06:54:40,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 06:54:40,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 06:54:42,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:42,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1739 states and 2110 transitions. [2018-11-23 06:54:42,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2110 transitions. [2018-11-23 06:54:42,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 06:54:42,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 06:54:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1784 states and 2155 transitions. [2018-11-23 06:54:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2155 transitions. [2018-11-23 06:54:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 06:54:43,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-23 06:54:43,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1786 states and 2157 transitions. [2018-11-23 06:54:43,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2157 transitions. [2018-11-23 06:54:43,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 06:54:43,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 06:54:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1799 states and 2175 transitions. [2018-11-23 06:54:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2175 transitions. [2018-11-23 06:54:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 06:54:44,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 06:54:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1800 states and 2177 transitions. [2018-11-23 06:54:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2177 transitions. [2018-11-23 06:54:44,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 06:54:44,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 06:54:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1805 states and 2183 transitions. [2018-11-23 06:54:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2183 transitions. [2018-11-23 06:54:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-23 06:54:45,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 06:54:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1834 states and 2218 transitions. [2018-11-23 06:54:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2218 transitions. [2018-11-23 06:54:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-23 06:54:47,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 06:54:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1842 states and 2228 transitions. [2018-11-23 06:54:47,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2228 transitions. [2018-11-23 06:54:47,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 06:54:47,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 06:54:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:48,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1854 states and 2243 transitions. [2018-11-23 06:54:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2243 transitions. [2018-11-23 06:54:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 06:54:48,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 06:54:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1862 states and 2253 transitions. [2018-11-23 06:54:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2253 transitions. [2018-11-23 06:54:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 06:54:49,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 06:54:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1874 states and 2266 transitions. [2018-11-23 06:54:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2266 transitions. [2018-11-23 06:54:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 06:54:50,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 06:54:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1903 states and 2298 transitions. [2018-11-23 06:54:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2298 transitions. [2018-11-23 06:54:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 06:54:51,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 06:54:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:52,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1911 states and 2307 transitions. [2018-11-23 06:54:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2307 transitions. [2018-11-23 06:54:52,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 06:54:52,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-11-23 06:54:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1913 states and 2310 transitions. [2018-11-23 06:54:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2310 transitions. [2018-11-23 06:54:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:52,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-23 06:54:53,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1917 states and 2313 transitions. [2018-11-23 06:54:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2313 transitions. [2018-11-23 06:54:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:53,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1924 states and 2321 transitions. [2018-11-23 06:54:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2321 transitions. [2018-11-23 06:54:53,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:53,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:54,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:54,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1928 states and 2327 transitions. [2018-11-23 06:54:54,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2327 transitions. [2018-11-23 06:54:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:54,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:54,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1929 states and 2327 transitions. [2018-11-23 06:54:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2327 transitions. [2018-11-23 06:54:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:54,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1932 states and 2329 transitions. [2018-11-23 06:54:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2329 transitions. [2018-11-23 06:54:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 06:54:54,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:54:55,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:55,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1934 states and 2331 transitions. [2018-11-23 06:54:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2331 transitions. [2018-11-23 06:54:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-23 06:54:55,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 06:54:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1941 states and 2341 transitions. [2018-11-23 06:54:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2341 transitions. [2018-11-23 06:54:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-23 06:54:56,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 06:54:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1944 states and 2344 transitions. [2018-11-23 06:54:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2344 transitions. [2018-11-23 06:54:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 06:54:56,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 06:54:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1961 states and 2363 transitions. [2018-11-23 06:54:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2363 transitions. [2018-11-23 06:54:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 06:54:57,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 06:54:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1965 states and 2366 transitions. [2018-11-23 06:54:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2366 transitions. [2018-11-23 06:54:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 06:54:57,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-11-23 06:54:57,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:57,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1966 states and 2366 transitions. [2018-11-23 06:54:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2366 transitions. [2018-11-23 06:54:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-23 06:54:57,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:57,835 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 06:54:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:58,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1983 states and 2383 transitions. [2018-11-23 06:54:58,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2383 transitions. [2018-11-23 06:54:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 06:54:58,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 06:54:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1986 states and 2386 transitions. [2018-11-23 06:54:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2386 transitions. [2018-11-23 06:54:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 06:54:58,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-23 06:54:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1994 states and 2402 transitions. [2018-11-23 06:54:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2402 transitions. [2018-11-23 06:54:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 06:54:59,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:59,352 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-23 06:54:59,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:54:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1997 states and 2406 transitions. [2018-11-23 06:54:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2406 transitions. [2018-11-23 06:54:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 06:54:59,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:54:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:54:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:00,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2029 states and 2441 transitions. [2018-11-23 06:55:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2441 transitions. [2018-11-23 06:55:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 06:55:00,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:01,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2034 states and 2447 transitions. [2018-11-23 06:55:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2447 transitions. [2018-11-23 06:55:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 06:55:01,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:01,526 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2036 states and 2449 transitions. [2018-11-23 06:55:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2449 transitions. [2018-11-23 06:55:01,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 06:55:01,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2038 states and 2450 transitions. [2018-11-23 06:55:02,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2450 transitions. [2018-11-23 06:55:02,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 06:55:02,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2040 states and 2450 transitions. [2018-11-23 06:55:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2450 transitions. [2018-11-23 06:55:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 06:55:02,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:55:03,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2046 states and 2457 transitions. [2018-11-23 06:55:03,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2457 transitions. [2018-11-23 06:55:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 06:55:03,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:55:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2047 states and 2458 transitions. [2018-11-23 06:55:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2458 transitions. [2018-11-23 06:55:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 06:55:03,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:55:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2048 states and 2458 transitions. [2018-11-23 06:55:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2458 transitions. [2018-11-23 06:55:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 06:55:04,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 06:55:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:05,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2057 states and 2470 transitions. [2018-11-23 06:55:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2470 transitions. [2018-11-23 06:55:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 06:55:05,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2131 states and 2561 transitions. [2018-11-23 06:55:09,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2561 transitions. [2018-11-23 06:55:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 06:55:09,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:09,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2138 states and 2567 transitions. [2018-11-23 06:55:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2567 transitions. [2018-11-23 06:55:09,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 06:55:09,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2141 states and 2569 transitions. [2018-11-23 06:55:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2569 transitions. [2018-11-23 06:55:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 06:55:10,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 06:55:10,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:10,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2143 states and 2570 transitions. [2018-11-23 06:55:10,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2570 transitions. [2018-11-23 06:55:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 06:55:10,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:11,017 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:12,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:12,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2165 states and 2595 transitions. [2018-11-23 06:55:12,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2595 transitions. [2018-11-23 06:55:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 06:55:12,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:12,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:12,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 2169 states and 2601 transitions. [2018-11-23 06:55:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2601 transitions. [2018-11-23 06:55:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 06:55:12,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2174 states and 2608 transitions. [2018-11-23 06:55:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2608 transitions. [2018-11-23 06:55:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 06:55:13,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2177 states and 2611 transitions. [2018-11-23 06:55:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2611 transitions. [2018-11-23 06:55:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 06:55:13,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 06:55:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2205 states and 2643 transitions. [2018-11-23 06:55:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2643 transitions. [2018-11-23 06:55:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 06:55:14,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:14,652 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 06:55:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:16,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2217 states and 2657 transitions. [2018-11-23 06:55:16,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2657 transitions. [2018-11-23 06:55:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 06:55:16,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:55:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:16,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 2221 states and 2660 transitions. [2018-11-23 06:55:16,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2660 transitions. [2018-11-23 06:55:16,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 06:55:16,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 16 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 06:55:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:17,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 2229 states and 2668 transitions. [2018-11-23 06:55:17,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2668 transitions. [2018-11-23 06:55:17,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-23 06:55:17,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-23 06:55:18,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2266 states and 2707 transitions. [2018-11-23 06:55:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2707 transitions. [2018-11-23 06:55:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 06:55:18,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:19,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2286 states and 2737 transitions. [2018-11-23 06:55:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2737 transitions. [2018-11-23 06:55:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 06:55:19,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2303 states and 2756 transitions. [2018-11-23 06:55:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2756 transitions. [2018-11-23 06:55:20,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-23 06:55:20,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:20,200 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 216 proven. 3 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-23 06:55:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2308 states and 2761 transitions. [2018-11-23 06:55:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2761 transitions. [2018-11-23 06:55:20,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 06:55:20,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 233 proven. 3 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-23 06:55:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2316 states and 2769 transitions. [2018-11-23 06:55:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2769 transitions. [2018-11-23 06:55:20,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 06:55:20,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 06:55:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2320 states and 2775 transitions. [2018-11-23 06:55:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2775 transitions. [2018-11-23 06:55:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 06:55:21,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 06:55:21,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:21,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2333 states and 2788 transitions. [2018-11-23 06:55:21,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2788 transitions. [2018-11-23 06:55:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 06:55:21,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:21,792 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 06:55:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2345 states and 2801 transitions. [2018-11-23 06:55:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2801 transitions. [2018-11-23 06:55:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 06:55:21,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 06:55:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2411 states and 2872 transitions. [2018-11-23 06:55:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2872 transitions. [2018-11-23 06:55:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 06:55:24,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:24,937 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 06:55:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2428 states and 2888 transitions. [2018-11-23 06:55:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 2888 transitions. [2018-11-23 06:55:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 06:55:26,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 06:55:26,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2431 states and 2891 transitions. [2018-11-23 06:55:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2891 transitions. [2018-11-23 06:55:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-23 06:55:26,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:27,021 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-23 06:55:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:29,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2485 states and 2948 transitions. [2018-11-23 06:55:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 2948 transitions. [2018-11-23 06:55:29,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-23 06:55:29,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:29,213 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 06:55:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2508 states and 2970 transitions. [2018-11-23 06:55:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 2970 transitions. [2018-11-23 06:55:29,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:29,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:31,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2532 states and 3005 transitions. [2018-11-23 06:55:31,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 3005 transitions. [2018-11-23 06:55:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:31,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:32,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2535 states and 3009 transitions. [2018-11-23 06:55:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 3009 transitions. [2018-11-23 06:55:32,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:32,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 2539 states and 3015 transitions. [2018-11-23 06:55:33,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 3015 transitions. [2018-11-23 06:55:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:33,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:33,464 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2542 states and 3020 transitions. [2018-11-23 06:55:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3020 transitions. [2018-11-23 06:55:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:33,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2545 states and 3023 transitions. [2018-11-23 06:55:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 3023 transitions. [2018-11-23 06:55:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:34,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 277 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-23 06:55:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2547 states and 3025 transitions. [2018-11-23 06:55:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3025 transitions. [2018-11-23 06:55:35,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:35,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 06:55:35,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2556 states and 3035 transitions. [2018-11-23 06:55:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3035 transitions. [2018-11-23 06:55:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:35,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 06:55:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2559 states and 3039 transitions. [2018-11-23 06:55:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3039 transitions. [2018-11-23 06:55:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:36,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 06:55:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2566 states and 3050 transitions. [2018-11-23 06:55:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 3050 transitions. [2018-11-23 06:55:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 06:55:37,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 06:55:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 2569 states and 3053 transitions. [2018-11-23 06:55:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3053 transitions. [2018-11-23 06:55:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:37,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 277 proven. 7 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 06:55:38,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2583 states and 3068 transitions. [2018-11-23 06:55:38,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3068 transitions. [2018-11-23 06:55:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:38,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 277 proven. 7 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 06:55:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2588 states and 3073 transitions. [2018-11-23 06:55:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3073 transitions. [2018-11-23 06:55:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:39,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 277 proven. 7 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 06:55:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2589 states and 3074 transitions. [2018-11-23 06:55:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3074 transitions. [2018-11-23 06:55:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:39,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:55:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2609 states and 3101 transitions. [2018-11-23 06:55:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 3101 transitions. [2018-11-23 06:55:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:41,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:55:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 2612 states and 3104 transitions. [2018-11-23 06:55:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3104 transitions. [2018-11-23 06:55:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 06:55:42,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 06:55:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2615 states and 3107 transitions. [2018-11-23 06:55:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3107 transitions. [2018-11-23 06:55:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 06:55:42,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:42,631 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 06:55:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2634 states and 3125 transitions. [2018-11-23 06:55:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3125 transitions. [2018-11-23 06:55:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 06:55:43,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 06:55:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2643 states and 3134 transitions. [2018-11-23 06:55:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3134 transitions. [2018-11-23 06:55:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 06:55:43,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:43,904 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 06:55:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2654 states and 3143 transitions. [2018-11-23 06:55:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3143 transitions. [2018-11-23 06:55:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 06:55:44,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 06:55:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2662 states and 3151 transitions. [2018-11-23 06:55:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 3151 transitions. [2018-11-23 06:55:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 06:55:44,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:44,905 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 06:55:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:44,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2666 states and 3154 transitions. [2018-11-23 06:55:44,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3154 transitions. [2018-11-23 06:55:44,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 06:55:44,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-23 06:55:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 2724 states and 3213 transitions. [2018-11-23 06:55:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3213 transitions. [2018-11-23 06:55:48,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 06:55:48,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-23 06:55:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 2724 states and 3212 transitions. [2018-11-23 06:55:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3212 transitions. [2018-11-23 06:55:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 06:55:49,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-23 06:55:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2691 states and 3178 transitions. [2018-11-23 06:55:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3178 transitions. [2018-11-23 06:55:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 06:55:49,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:55:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:55:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-11-23 06:55:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:55:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2610 states and 3095 transitions. [2018-11-23 06:55:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3095 transitions. [2018-11-23 06:55:50,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:55:50,114 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 176 iterations. [2018-11-23 06:55:50,121 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:55:50,257 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-23 06:55:50,378 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2018-11-23 06:55:50,518 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:50,758 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2018-11-23 06:55:50,914 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2018-11-23 06:55:51,126 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:51,243 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:51,696 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-11-23 06:55:51,907 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:52,031 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:52,176 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2018-11-23 06:55:52,404 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-23 06:55:52,507 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:52,620 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-23 06:55:53,040 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 46 [2018-11-23 06:55:53,232 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:53,433 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-23 06:55:53,627 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-23 06:55:53,819 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:54,061 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 39 [2018-11-23 06:55:54,338 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2018-11-23 06:55:54,471 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:54,740 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:54,915 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-23 06:55:55,051 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:55,427 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 39 [2018-11-23 06:55:55,561 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:55,707 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 39 [2018-11-23 06:55:55,820 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2018-11-23 06:55:56,073 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2018-11-23 06:55:56,201 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 40 [2018-11-23 06:55:56,535 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-23 06:55:56,658 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 39 [2018-11-23 06:55:56,789 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 39 [2018-11-23 06:55:57,003 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2018-11-23 06:55:57,212 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 38 [2018-11-23 06:55:57,212 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:55:57,214 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 06:55:57,221 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 06:55:57,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:55:57 ImpRootNode [2018-11-23 06:55:57,221 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:55:57,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:55:57,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:55:57,222 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:55:57,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:53:40" (3/4) ... [2018-11-23 06:55:57,226 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:55:57,240 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 06:55:57,241 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 06:55:57,242 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 06:55:57,244 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:55:57,337 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_df8c422a-5015-4246-9225-e14fca55551a/bin-2019/ukojak/witness.graphml [2018-11-23 06:55:57,337 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:55:57,338 INFO L168 Benchmark]: Toolchain (without parser) took 138991.10 ms. Allocated memory was 1.0 GB in the beginning and 4.0 GB in the end (delta: 3.0 GB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -241.5 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,338 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:55:57,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.65 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 925.4 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,339 INFO L168 Benchmark]: Boogie Preprocessor took 41.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,339 INFO L168 Benchmark]: RCFGBuilder took 1474.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.3 MB in the end (delta: 252.6 MB). Peak memory consumption was 252.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,340 INFO L168 Benchmark]: CodeCheck took 136898.20 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 897.3 MB in the beginning and 1.3 GB in the end (delta: -360.3 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,340 INFO L168 Benchmark]: Witness Printer took 115.15 ms. Allocated memory is still 4.0 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:55:57,342 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 129.7s OverallTime, 176 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -406177792 SDtfs, 866528176 SDslu, 1873118208 SDs, 0 SdLazy, 1621310556 SolverSat, -974850708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 690.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234800 GetRequests, 231740 SyntacticMatches, 1598 SemanticMatches, 1462 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1525826 ImplicationChecksByTransitivity, 109.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 11.2s InterpolantComputationTime, 37409 NumberOfCodeBlocks, 37409 NumberOfCodeBlocksAsserted, 175 NumberOfCheckSat, 37234 ConstructedInterpolants, 0 QuantifiedInterpolants, 18703231 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 175 InterpolantComputations, 142 PerfectInterpolantSequences, 41141/41285 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: 487]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a25 == 1)) || a19 == 1) || !(a28 == 10) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || !(a28 == 10)) || !(a25 == 1)) || !(a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.65 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 925.4 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1474.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.3 MB in the end (delta: 252.6 MB). Peak memory consumption was 252.6 MB. Max. memory is 11.5 GB. * CodeCheck took 136898.20 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 897.3 MB in the beginning and 1.3 GB in the end (delta: -360.3 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. * Witness Printer took 115.15 ms. Allocated memory is still 4.0 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...