./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/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 a36e59b73de737948c8406f65f182e859a67435b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 18:38:36,689 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 18:38:36,690 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 18:38:36,696 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 18:38:36,696 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 18:38:36,697 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 18:38:36,697 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 18:38:36,698 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 18:38:36,699 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 18:38:36,699 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 18:38:36,700 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 18:38:36,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 18:38:36,700 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 18:38:36,701 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 18:38:36,701 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 18:38:36,702 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 18:38:36,702 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 18:38:36,703 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 18:38:36,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 18:38:36,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 18:38:36,705 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 18:38:36,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 18:38:36,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 18:38:36,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 18:38:36,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 18:38:36,707 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 18:38:36,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 18:38:36,708 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 18:38:36,709 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 18:38:36,709 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 18:38:36,709 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 18:38:36,710 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 18:38:36,710 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 18:38:36,710 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 18:38:36,710 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 18:38:36,711 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 18:38:36,711 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 18:38:36,718 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 18:38:36,718 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 18:38:36,719 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 18:38:36,719 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 18:38:36,719 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 18:38:36,719 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 18:38:36,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 18:38:36,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 18:38:36,719 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 18:38:36,720 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 18:38:36,720 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 18:38:36,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 18:38:36,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 18:38:36,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 18:38:36,721 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_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/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 -> a36e59b73de737948c8406f65f182e859a67435b [2018-12-02 18:38:36,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 18:38:36,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 18:38:36,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 18:38:36,748 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 18:38:36,748 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 18:38:36,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c [2018-12-02 18:38:36,783 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/data/d47bf90b2/5e5832b33f514d6b939ccf708248feee/FLAG0697570b9 [2018-12-02 18:38:37,165 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 18:38:37,165 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c [2018-12-02 18:38:37,171 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/data/d47bf90b2/5e5832b33f514d6b939ccf708248feee/FLAG0697570b9 [2018-12-02 18:38:37,520 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/data/d47bf90b2/5e5832b33f514d6b939ccf708248feee [2018-12-02 18:38:37,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 18:38:37,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 18:38:37,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 18:38:37,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 18:38:37,530 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 18:38:37,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37, skipping insertion in model container [2018-12-02 18:38:37,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 18:38:37,566 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 18:38:37,775 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:38:37,779 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 18:38:37,879 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:38:37,891 INFO L195 MainTranslator]: Completed translation [2018-12-02 18:38:37,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37 WrapperNode [2018-12-02 18:38:37,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 18:38:37,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 18:38:37,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 18:38:37,892 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 18:38:37,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 18:38:37,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 18:38:37,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 18:38:37,943 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 18:38:37,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... [2018-12-02 18:38:37,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 18:38:37,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 18:38:37,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 18:38:37,983 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 18:38:37,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 18:38:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 18:38:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 18:38:39,047 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 18:38:39,047 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 18:38:39,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:39 BoogieIcfgContainer [2018-12-02 18:38:39,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 18:38:39,048 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 18:38:39,048 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 18:38:39,055 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 18:38:39,055 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:39" (1/1) ... [2018-12-02 18:38:39,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 18:38:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 18:38:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 18:38:39,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 18:38:39,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:39,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2018-12-02 18:38:39,604 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2018-12-02 18:38:39,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 18:38:39,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:38:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 245 states and 363 transitions. [2018-12-02 18:38:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 363 transitions. [2018-12-02 18:38:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 18:38:40,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:40,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:40,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 251 states and 369 transitions. [2018-12-02 18:38:40,222 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 369 transitions. [2018-12-02 18:38:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 18:38:40,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 254 states and 372 transitions. [2018-12-02 18:38:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 372 transitions. [2018-12-02 18:38:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 18:38:40,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 256 states and 374 transitions. [2018-12-02 18:38:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 374 transitions. [2018-12-02 18:38:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 18:38:40,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:40,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 274 states and 398 transitions. [2018-12-02 18:38:40,557 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 398 transitions. [2018-12-02 18:38:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 18:38:40,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:41,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 292 states and 424 transitions. [2018-12-02 18:38:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 424 transitions. [2018-12-02 18:38:41,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 18:38:41,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:38:41,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:41,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 314 states and 458 transitions. [2018-12-02 18:38:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 458 transitions. [2018-12-02 18:38:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 18:38:41,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:38:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:42,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 332 states and 481 transitions. [2018-12-02 18:38:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 481 transitions. [2018-12-02 18:38:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 18:38:42,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 336 states and 486 transitions. [2018-12-02 18:38:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 486 transitions. [2018-12-02 18:38:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 18:38:42,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:42,250 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:42,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 340 states and 493 transitions. [2018-12-02 18:38:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 493 transitions. [2018-12-02 18:38:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 18:38:42,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:42,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 343 states and 497 transitions. [2018-12-02 18:38:42,606 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 497 transitions. [2018-12-02 18:38:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 18:38:42,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:42,674 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 366 states and 530 transitions. [2018-12-02 18:38:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 530 transitions. [2018-12-02 18:38:43,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 18:38:43,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 377 states and 545 transitions. [2018-12-02 18:38:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 545 transitions. [2018-12-02 18:38:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 18:38:43,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 378 states and 549 transitions. [2018-12-02 18:38:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 549 transitions. [2018-12-02 18:38:43,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:43,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 400 states and 584 transitions. [2018-12-02 18:38:44,453 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 584 transitions. [2018-12-02 18:38:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:44,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 418 states and 607 transitions. [2018-12-02 18:38:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 607 transitions. [2018-12-02 18:38:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:45,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:45,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 421 states and 610 transitions. [2018-12-02 18:38:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 610 transitions. [2018-12-02 18:38:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:45,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 424 states and 613 transitions. [2018-12-02 18:38:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 613 transitions. [2018-12-02 18:38:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:45,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:45,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 427 states and 616 transitions. [2018-12-02 18:38:45,541 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 616 transitions. [2018-12-02 18:38:45,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 18:38:45,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:45,635 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 434 states and 625 transitions. [2018-12-02 18:38:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 625 transitions. [2018-12-02 18:38:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 18:38:46,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 18:38:46,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 441 states and 634 transitions. [2018-12-02 18:38:46,330 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 634 transitions. [2018-12-02 18:38:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 18:38:46,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 18:38:46,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 445 states and 638 transitions. [2018-12-02 18:38:46,542 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 638 transitions. [2018-12-02 18:38:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 18:38:46,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:46,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 451 states and 646 transitions. [2018-12-02 18:38:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 646 transitions. [2018-12-02 18:38:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 18:38:46,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:47,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:47,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 454 states and 649 transitions. [2018-12-02 18:38:47,245 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 649 transitions. [2018-12-02 18:38:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 18:38:47,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:48,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 494 states and 701 transitions. [2018-12-02 18:38:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 701 transitions. [2018-12-02 18:38:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 18:38:48,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 497 states and 705 transitions. [2018-12-02 18:38:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 705 transitions. [2018-12-02 18:38:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 18:38:49,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:49,150 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:49,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 499 states and 706 transitions. [2018-12-02 18:38:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 706 transitions. [2018-12-02 18:38:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 18:38:49,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 519 states and 727 transitions. [2018-12-02 18:38:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 727 transitions. [2018-12-02 18:38:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 18:38:49,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:49,490 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 521 states and 729 transitions. [2018-12-02 18:38:49,506 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 729 transitions. [2018-12-02 18:38:49,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 18:38:49,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 527 states and 737 transitions. [2018-12-02 18:38:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 737 transitions. [2018-12-02 18:38:49,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 18:38:49,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:50,012 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:50,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:50,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 540 states and 762 transitions. [2018-12-02 18:38:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 762 transitions. [2018-12-02 18:38:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 18:38:50,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 544 states and 765 transitions. [2018-12-02 18:38:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 765 transitions. [2018-12-02 18:38:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 18:38:50,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 548 states and 768 transitions. [2018-12-02 18:38:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 768 transitions. [2018-12-02 18:38:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 18:38:50,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:38:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 553 states and 774 transitions. [2018-12-02 18:38:51,223 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 774 transitions. [2018-12-02 18:38:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 18:38:51,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 575 states and 802 transitions. [2018-12-02 18:38:51,834 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 802 transitions. [2018-12-02 18:38:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 18:38:51,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 578 states and 804 transitions. [2018-12-02 18:38:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 804 transitions. [2018-12-02 18:38:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 18:38:51,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 583 states and 808 transitions. [2018-12-02 18:38:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 808 transitions. [2018-12-02 18:38:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:38:52,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 586 states and 810 transitions. [2018-12-02 18:38:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 810 transitions. [2018-12-02 18:38:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:38:52,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 589 states and 813 transitions. [2018-12-02 18:38:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 813 transitions. [2018-12-02 18:38:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:38:52,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:38:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2018-12-02 18:38:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2018-12-02 18:38:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:38:52,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:52,644 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:38:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 599 states and 827 transitions. [2018-12-02 18:38:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 827 transitions. [2018-12-02 18:38:52,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:38:52,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 603 states and 832 transitions. [2018-12-02 18:38:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 832 transitions. [2018-12-02 18:38:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 18:38:53,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 621 states and 856 transitions. [2018-12-02 18:38:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 856 transitions. [2018-12-02 18:38:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 18:38:53,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:54,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:54,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 629 states and 864 transitions. [2018-12-02 18:38:54,261 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 864 transitions. [2018-12-02 18:38:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 18:38:54,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:38:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 633 states and 867 transitions. [2018-12-02 18:38:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 867 transitions. [2018-12-02 18:38:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 18:38:54,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:54,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 639 states and 874 transitions. [2018-12-02 18:38:54,737 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 874 transitions. [2018-12-02 18:38:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 18:38:54,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:54,758 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 642 states and 877 transitions. [2018-12-02 18:38:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 877 transitions. [2018-12-02 18:38:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 18:38:55,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 655 states and 891 transitions. [2018-12-02 18:38:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 891 transitions. [2018-12-02 18:38:55,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 18:38:55,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 656 states and 892 transitions. [2018-12-02 18:38:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 892 transitions. [2018-12-02 18:38:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 18:38:55,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:56,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 672 states and 910 transitions. [2018-12-02 18:38:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 910 transitions. [2018-12-02 18:38:56,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 18:38:56,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 701 states and 942 transitions. [2018-12-02 18:38:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 942 transitions. [2018-12-02 18:38:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 18:38:56,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 720 states and 963 transitions. [2018-12-02 18:38:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 963 transitions. [2018-12-02 18:38:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 18:38:57,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:38:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 721 states and 965 transitions. [2018-12-02 18:38:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 965 transitions. [2018-12-02 18:38:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 18:38:57,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 18:38:58,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 754 states and 1004 transitions. [2018-12-02 18:38:58,881 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1004 transitions. [2018-12-02 18:38:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 18:38:58,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 18:38:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 757 states and 1007 transitions. [2018-12-02 18:38:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1007 transitions. [2018-12-02 18:38:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 18:38:59,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:59,120 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:38:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 799 states and 1053 transitions. [2018-12-02 18:38:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1053 transitions. [2018-12-02 18:38:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 18:38:59,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:38:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:38:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:38:59,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 806 states and 1061 transitions. [2018-12-02 18:38:59,957 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1061 transitions. [2018-12-02 18:38:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 18:38:59,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:38:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 865 states and 1124 transitions. [2018-12-02 18:39:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1124 transitions. [2018-12-02 18:39:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 18:39:04,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:04,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 901 states and 1162 transitions. [2018-12-02 18:39:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1162 transitions. [2018-12-02 18:39:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 18:39:04,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:05,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:05,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 916 states and 1180 transitions. [2018-12-02 18:39:05,149 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1180 transitions. [2018-12-02 18:39:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 18:39:05,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:05,180 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 931 states and 1197 transitions. [2018-12-02 18:39:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1197 transitions. [2018-12-02 18:39:05,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 18:39:05,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 942 states and 1209 transitions. [2018-12-02 18:39:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1209 transitions. [2018-12-02 18:39:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:06,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1010 states and 1291 transitions. [2018-12-02 18:39:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1291 transitions. [2018-12-02 18:39:14,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:14,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:14,157 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:14,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1013 states and 1294 transitions. [2018-12-02 18:39:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1294 transitions. [2018-12-02 18:39:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:14,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1016 states and 1297 transitions. [2018-12-02 18:39:14,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1297 transitions. [2018-12-02 18:39:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:14,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:39:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1062 states and 1354 transitions. [2018-12-02 18:39:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1354 transitions. [2018-12-02 18:39:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:16,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:39:17,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1071 states and 1364 transitions. [2018-12-02 18:39:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1364 transitions. [2018-12-02 18:39:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:17,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:39:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1074 states and 1366 transitions. [2018-12-02 18:39:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1366 transitions. [2018-12-02 18:39:17,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 18:39:17,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:18,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1086 states and 1384 transitions. [2018-12-02 18:39:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1384 transitions. [2018-12-02 18:39:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 18:39:18,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1113 states and 1415 transitions. [2018-12-02 18:39:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1415 transitions. [2018-12-02 18:39:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 18:39:22,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:22,137 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:39:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1135 states and 1438 transitions. [2018-12-02 18:39:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1438 transitions. [2018-12-02 18:39:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 18:39:22,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:22,558 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:39:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:23,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1161 states and 1467 transitions. [2018-12-02 18:39:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1467 transitions. [2018-12-02 18:39:23,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 18:39:23,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:39:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1164 states and 1469 transitions. [2018-12-02 18:39:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1469 transitions. [2018-12-02 18:39:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 18:39:23,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:39:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1166 states and 1470 transitions. [2018-12-02 18:39:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1470 transitions. [2018-12-02 18:39:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 18:39:23,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1218 states and 1525 transitions. [2018-12-02 18:39:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1525 transitions. [2018-12-02 18:39:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 18:39:25,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1219 states and 1526 transitions. [2018-12-02 18:39:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1526 transitions. [2018-12-02 18:39:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 18:39:26,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1221 states and 1527 transitions. [2018-12-02 18:39:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1527 transitions. [2018-12-02 18:39:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 18:39:26,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:26,647 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:39:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1253 states and 1561 transitions. [2018-12-02 18:39:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1561 transitions. [2018-12-02 18:39:29,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 18:39:29,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 18:39:29,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1258 states and 1567 transitions. [2018-12-02 18:39:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1567 transitions. [2018-12-02 18:39:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 18:39:29,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:29,659 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 18:39:30,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1369 states and 1683 transitions. [2018-12-02 18:39:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1683 transitions. [2018-12-02 18:39:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 18:39:30,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:30,603 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 18:39:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1375 states and 1691 transitions. [2018-12-02 18:39:30,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1691 transitions. [2018-12-02 18:39:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 18:39:30,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:39:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1445 states and 1761 transitions. [2018-12-02 18:39:33,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1761 transitions. [2018-12-02 18:39:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 18:39:33,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:39:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1446 states and 1761 transitions. [2018-12-02 18:39:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1761 transitions. [2018-12-02 18:39:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 18:39:34,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:39:34,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1448 states and 1764 transitions. [2018-12-02 18:39:34,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1764 transitions. [2018-12-02 18:39:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 18:39:34,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:39:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:35,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1468 states and 1790 transitions. [2018-12-02 18:39:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1790 transitions. [2018-12-02 18:39:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:39:35,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:39:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1498 states and 1822 transitions. [2018-12-02 18:39:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1822 transitions. [2018-12-02 18:39:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 18:39:37,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:37,794 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 104 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:39:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1536 states and 1867 transitions. [2018-12-02 18:39:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1867 transitions. [2018-12-02 18:39:43,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 18:39:43,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:39:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:44,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1615 states and 1949 transitions. [2018-12-02 18:39:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1949 transitions. [2018-12-02 18:39:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 18:39:44,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 18:39:49,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:49,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1693 states and 2030 transitions. [2018-12-02 18:39:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2030 transitions. [2018-12-02 18:39:49,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 18:39:49,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 18:39:50,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1709 states and 2045 transitions. [2018-12-02 18:39:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2045 transitions. [2018-12-02 18:39:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 18:39:50,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 18:39:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1780 states and 2120 transitions. [2018-12-02 18:39:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2120 transitions. [2018-12-02 18:39:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 18:39:53,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 18:39:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1796 states and 2135 transitions. [2018-12-02 18:39:55,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2135 transitions. [2018-12-02 18:39:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 18:39:55,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 18:39:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:39:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1803 states and 2141 transitions. [2018-12-02 18:39:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2141 transitions. [2018-12-02 18:39:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-02 18:39:55,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:39:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:39:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:40:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:02,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1843 states and 2185 transitions. [2018-12-02 18:40:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2185 transitions. [2018-12-02 18:40:02,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-02 18:40:02,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:40:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1896 states and 2238 transitions. [2018-12-02 18:40:09,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2238 transitions. [2018-12-02 18:40:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-02 18:40:09,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:40:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1899 states and 2240 transitions. [2018-12-02 18:40:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2240 transitions. [2018-12-02 18:40:09,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-02 18:40:09,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:40:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1902 states and 2242 transitions. [2018-12-02 18:40:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2242 transitions. [2018-12-02 18:40:10,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 18:40:10,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:40:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1968 states and 2311 transitions. [2018-12-02 18:40:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2311 transitions. [2018-12-02 18:40:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 18:40:18,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:40:18,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1994 states and 2336 transitions. [2018-12-02 18:40:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2336 transitions. [2018-12-02 18:40:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 18:40:18,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:40:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1997 states and 2338 transitions. [2018-12-02 18:40:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2338 transitions. [2018-12-02 18:40:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-02 18:40:19,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:40:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 2026 states and 2374 transitions. [2018-12-02 18:40:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2374 transitions. [2018-12-02 18:40:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-02 18:40:25,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:40:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2036 states and 2395 transitions. [2018-12-02 18:40:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2395 transitions. [2018-12-02 18:40:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-02 18:40:28,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:40:29,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2037 states and 2396 transitions. [2018-12-02 18:40:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2396 transitions. [2018-12-02 18:40:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-02 18:40:29,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:29,080 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 18:40:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2041 states and 2400 transitions. [2018-12-02 18:40:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2400 transitions. [2018-12-02 18:40:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-02 18:40:29,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:40:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2072 states and 2437 transitions. [2018-12-02 18:40:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2437 transitions. [2018-12-02 18:40:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-02 18:40:38,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:40:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:42,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2082 states and 2457 transitions. [2018-12-02 18:40:42,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2457 transitions. [2018-12-02 18:40:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 18:40:42,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:42,380 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-02 18:40:42,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:42,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2083 states and 2460 transitions. [2018-12-02 18:40:42,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2460 transitions. [2018-12-02 18:40:42,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 18:40:42,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:42,776 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 18:40:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2097 states and 2483 transitions. [2018-12-02 18:40:45,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2483 transitions. [2018-12-02 18:40:45,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 18:40:45,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 18:40:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2100 states and 2486 transitions. [2018-12-02 18:40:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2486 transitions. [2018-12-02 18:40:45,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-02 18:40:45,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 18:40:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2130 states and 2521 transitions. [2018-12-02 18:40:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2521 transitions. [2018-12-02 18:40:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-02 18:40:52,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:40:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2147 states and 2540 transitions. [2018-12-02 18:40:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2540 transitions. [2018-12-02 18:40:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-02 18:40:53,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:40:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2161 states and 2554 transitions. [2018-12-02 18:40:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2554 transitions. [2018-12-02 18:40:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-02 18:40:54,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 18:40:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:55,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2162 states and 2554 transitions. [2018-12-02 18:40:55,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2554 transitions. [2018-12-02 18:40:55,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-02 18:40:55,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 18:40:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2169 states and 2564 transitions. [2018-12-02 18:40:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2564 transitions. [2018-12-02 18:40:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-02 18:40:57,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:40:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:40:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2170 states and 2565 transitions. [2018-12-02 18:40:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2565 transitions. [2018-12-02 18:40:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-02 18:40:58,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:40:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:40:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 18:41:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2248 states and 2646 transitions. [2018-12-02 18:41:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2646 transitions. [2018-12-02 18:41:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-02 18:41:00,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 18:41:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 2268 states and 2668 transitions. [2018-12-02 18:41:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2668 transitions. [2018-12-02 18:41:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-02 18:41:03,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 18:41:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:03,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2274 states and 2674 transitions. [2018-12-02 18:41:03,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2674 transitions. [2018-12-02 18:41:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-02 18:41:03,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2312 states and 2713 transitions. [2018-12-02 18:41:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2713 transitions. [2018-12-02 18:41:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-02 18:41:03,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2313 states and 2714 transitions. [2018-12-02 18:41:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2714 transitions. [2018-12-02 18:41:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 18:41:04,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:06,486 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:41:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2333 states and 2740 transitions. [2018-12-02 18:41:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2740 transitions. [2018-12-02 18:41:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 18:41:10,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:41:12,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:12,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2355 states and 2766 transitions. [2018-12-02 18:41:12,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2766 transitions. [2018-12-02 18:41:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 18:41:12,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:12,741 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:41:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2357 states and 2768 transitions. [2018-12-02 18:41:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2768 transitions. [2018-12-02 18:41:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-02 18:41:13,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:13,823 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:41:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2373 states and 2787 transitions. [2018-12-02 18:41:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2787 transitions. [2018-12-02 18:41:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:15,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:15,464 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:17,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2432 states and 2853 transitions. [2018-12-02 18:41:17,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2853 transitions. [2018-12-02 18:41:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:17,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2443 states and 2867 transitions. [2018-12-02 18:41:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 2867 transitions. [2018-12-02 18:41:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:19,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:20,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2447 states and 2870 transitions. [2018-12-02 18:41:20,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2870 transitions. [2018-12-02 18:41:20,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:20,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:41:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2448 states and 2873 transitions. [2018-12-02 18:41:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2873 transitions. [2018-12-02 18:41:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:20,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:41:22,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:22,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2473 states and 2907 transitions. [2018-12-02 18:41:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 2907 transitions. [2018-12-02 18:41:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:22,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:41:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2488 states and 2925 transitions. [2018-12-02 18:41:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 2925 transitions. [2018-12-02 18:41:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:24,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:41:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2491 states and 2928 transitions. [2018-12-02 18:41:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 2928 transitions. [2018-12-02 18:41:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:24,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:41:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2494 states and 2931 transitions. [2018-12-02 18:41:25,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2931 transitions. [2018-12-02 18:41:25,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 18:41:25,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:41:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2497 states and 2934 transitions. [2018-12-02 18:41:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2934 transitions. [2018-12-02 18:41:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-02 18:41:25,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:25,980 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 18:41:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2520 states and 2965 transitions. [2018-12-02 18:41:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 2965 transitions. [2018-12-02 18:41:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-02 18:41:29,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 18:41:29,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2523 states and 2968 transitions. [2018-12-02 18:41:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2968 transitions. [2018-12-02 18:41:29,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-02 18:41:29,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 18:41:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2538 states and 2987 transitions. [2018-12-02 18:41:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2987 transitions. [2018-12-02 18:41:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-02 18:41:31,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-02 18:41:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2541 states and 2990 transitions. [2018-12-02 18:41:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2990 transitions. [2018-12-02 18:41:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 18:41:31,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:32,078 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:41:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:32,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2548 states and 2999 transitions. [2018-12-02 18:41:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 2999 transitions. [2018-12-02 18:41:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:32,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 18:41:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 2561 states and 3015 transitions. [2018-12-02 18:41:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3015 transitions. [2018-12-02 18:41:34,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:34,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 18:41:35,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:35,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2567 states and 3021 transitions. [2018-12-02 18:41:35,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3021 transitions. [2018-12-02 18:41:35,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:35,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 18:41:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2568 states and 3022 transitions. [2018-12-02 18:41:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3022 transitions. [2018-12-02 18:41:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:35,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 18:41:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2569 states and 3022 transitions. [2018-12-02 18:41:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3022 transitions. [2018-12-02 18:41:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:36,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:36,805 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 18:41:37,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:37,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2575 states and 3029 transitions. [2018-12-02 18:41:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 3029 transitions. [2018-12-02 18:41:37,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-02 18:41:37,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:41:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2593 states and 3049 transitions. [2018-12-02 18:41:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3049 transitions. [2018-12-02 18:41:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 18:41:40,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:41:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2628 states and 3098 transitions. [2018-12-02 18:41:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3098 transitions. [2018-12-02 18:41:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 18:41:44,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:45,021 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:41:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 2636 states and 3106 transitions. [2018-12-02 18:41:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3106 transitions. [2018-12-02 18:41:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 18:41:46,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:41:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 2651 states and 3124 transitions. [2018-12-02 18:41:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3124 transitions. [2018-12-02 18:41:47,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 18:41:47,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:41:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:48,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2654 states and 3127 transitions. [2018-12-02 18:41:48,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3127 transitions. [2018-12-02 18:41:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-02 18:41:48,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:49,034 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:41:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 2657 states and 3130 transitions. [2018-12-02 18:41:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3130 transitions. [2018-12-02 18:41:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 18:41:50,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 18:41:51,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2668 states and 3142 transitions. [2018-12-02 18:41:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 3142 transitions. [2018-12-02 18:41:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 18:41:51,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:51,207 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 18:41:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2682 states and 3154 transitions. [2018-12-02 18:41:51,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3154 transitions. [2018-12-02 18:41:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 18:41:51,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2018-12-02 18:41:54,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 2698 states and 3172 transitions. [2018-12-02 18:41:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3172 transitions. [2018-12-02 18:41:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-02 18:41:54,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-02 18:41:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2704 states and 3179 transitions. [2018-12-02 18:41:55,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3179 transitions. [2018-12-02 18:41:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-02 18:41:55,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-02 18:41:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2705 states and 3179 transitions. [2018-12-02 18:41:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 3179 transitions. [2018-12-02 18:41:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-02 18:41:56,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-02 18:41:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2706 states and 3179 transitions. [2018-12-02 18:41:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3179 transitions. [2018-12-02 18:41:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 18:41:56,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 243 proven. 3 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 18:41:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 2720 states and 3192 transitions. [2018-12-02 18:41:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3192 transitions. [2018-12-02 18:41:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 18:41:57,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:41:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:41:58,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2722 states and 3197 transitions. [2018-12-02 18:41:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3197 transitions. [2018-12-02 18:41:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 18:41:58,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:41:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:41:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:42:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2748 states and 3223 transitions. [2018-12-02 18:42:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3223 transitions. [2018-12-02 18:42:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 18:42:00,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:42:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 2776 states and 3251 transitions. [2018-12-02 18:42:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3251 transitions. [2018-12-02 18:42:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 18:42:04,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:42:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2808 states and 3285 transitions. [2018-12-02 18:42:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3285 transitions. [2018-12-02 18:42:11,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:42:11,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 18:42:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 2866 states and 3363 transitions. [2018-12-02 18:42:17,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3363 transitions. [2018-12-02 18:42:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:42:17,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 18:42:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:18,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2868 states and 3364 transitions. [2018-12-02 18:42:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3364 transitions. [2018-12-02 18:42:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:42:18,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 18:42:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2878 states and 3378 transitions. [2018-12-02 18:42:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 3378 transitions. [2018-12-02 18:42:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:42:21,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 18:42:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2879 states and 3378 transitions. [2018-12-02 18:42:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3378 transitions. [2018-12-02 18:42:22,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:42:22,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-02 18:42:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2880 states and 3378 transitions. [2018-12-02 18:42:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3378 transitions. [2018-12-02 18:42:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:22,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 18:42:23,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2884 states and 3382 transitions. [2018-12-02 18:42:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 3382 transitions. [2018-12-02 18:42:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:23,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:23,436 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 18:42:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2888 states and 3386 transitions. [2018-12-02 18:42:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 3386 transitions. [2018-12-02 18:42:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:23,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 18:42:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:29,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 2949 states and 3451 transitions. [2018-12-02 18:42:29,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 3451 transitions. [2018-12-02 18:42:29,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:29,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 18:42:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 2973 states and 3476 transitions. [2018-12-02 18:42:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 3476 transitions. [2018-12-02 18:42:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:30,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 18:42:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2974 states and 3477 transitions. [2018-12-02 18:42:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 3477 transitions. [2018-12-02 18:42:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 18:42:31,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 18:42:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:33,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 2980 states and 3482 transitions. [2018-12-02 18:42:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3482 transitions. [2018-12-02 18:42:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-02 18:42:33,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:42:42,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:42,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3019 states and 3524 transitions. [2018-12-02 18:42:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 3524 transitions. [2018-12-02 18:42:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 18:42:42,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:42:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3040 states and 3546 transitions. [2018-12-02 18:42:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 3546 transitions. [2018-12-02 18:42:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 18:42:44,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 18:42:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:42:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3113 states and 3627 transitions. [2018-12-02 18:42:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3627 transitions. [2018-12-02 18:42:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 18:42:57,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:42:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:42:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 18:43:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 3148 states and 3661 transitions. [2018-12-02 18:43:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3661 transitions. [2018-12-02 18:43:02,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 18:43:02,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 18:43:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3151 states and 3664 transitions. [2018-12-02 18:43:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 3664 transitions. [2018-12-02 18:43:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-12-02 18:43:03,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-02 18:43:04,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 3152 states and 3665 transitions. [2018-12-02 18:43:04,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3665 transitions. [2018-12-02 18:43:04,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-12-02 18:43:04,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 348 proven. 29 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 18:43:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 3193 states and 3708 transitions. [2018-12-02 18:43:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3708 transitions. [2018-12-02 18:43:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 18:43:11,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 18:43:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:11,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3194 states and 3709 transitions. [2018-12-02 18:43:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3709 transitions. [2018-12-02 18:43:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-02 18:43:11,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:11,547 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:43:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:13,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3207 states and 3725 transitions. [2018-12-02 18:43:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3725 transitions. [2018-12-02 18:43:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-02 18:43:13,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:43:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3211 states and 3729 transitions. [2018-12-02 18:43:13,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 3729 transitions. [2018-12-02 18:43:13,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-02 18:43:13,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:43:14,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:14,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3215 states and 3734 transitions. [2018-12-02 18:43:14,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3734 transitions. [2018-12-02 18:43:14,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 18:43:14,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 18:43:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3310 states and 3841 transitions. [2018-12-02 18:43:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 3841 transitions. [2018-12-02 18:43:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 18:43:26,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:26,354 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 18:43:31,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3338 states and 3872 transitions. [2018-12-02 18:43:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3872 transitions. [2018-12-02 18:43:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 18:43:31,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 18:43:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 3341 states and 3874 transitions. [2018-12-02 18:43:33,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 3874 transitions. [2018-12-02 18:43:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 18:43:33,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 18:43:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3344 states and 3876 transitions. [2018-12-02 18:43:34,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 3876 transitions. [2018-12-02 18:43:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 18:43:34,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:35,316 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 18:43:40,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:40,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3419 states and 3957 transitions. [2018-12-02 18:43:40,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3957 transitions. [2018-12-02 18:43:40,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 18:43:40,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 18:43:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3442 states and 3980 transitions. [2018-12-02 18:43:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 3980 transitions. [2018-12-02 18:43:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 18:43:43,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 18:43:45,823 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 18:43:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3452 states and 3988 transitions. [2018-12-02 18:43:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 3988 transitions. [2018-12-02 18:43:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 18:43:48,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:48,312 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 18:43:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3455 states and 3990 transitions. [2018-12-02 18:43:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 3990 transitions. [2018-12-02 18:43:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-02 18:43:49,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:49,444 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 18:43:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:55,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 3513 states and 4049 transitions. [2018-12-02 18:43:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 4049 transitions. [2018-12-02 18:43:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-02 18:43:55,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 18:43:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 3513 states and 4048 transitions. [2018-12-02 18:43:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 4048 transitions. [2018-12-02 18:43:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-02 18:43:56,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:56,978 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 18:43:58,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:43:58,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 3480 states and 4014 transitions. [2018-12-02 18:43:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 4014 transitions. [2018-12-02 18:43:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-02 18:43:58,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:43:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:43:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:44:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3499 states and 4040 transitions. [2018-12-02 18:44:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 4040 transitions. [2018-12-02 18:44:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-02 18:44:00,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:00,859 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:44:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 3510 states and 4056 transitions. [2018-12-02 18:44:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 4056 transitions. [2018-12-02 18:44:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:44:04,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:44:15,938 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 18:44:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 3563 states and 4117 transitions. [2018-12-02 18:44:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4117 transitions. [2018-12-02 18:44:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:44:19,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:44:22,114 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-02 18:44:26,656 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-02 18:44:27,809 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 18:44:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 3626 states and 4180 transitions. [2018-12-02 18:44:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 4180 transitions. [2018-12-02 18:44:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:44:34,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:44:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 3636 states and 4188 transitions. [2018-12-02 18:44:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 4188 transitions. [2018-12-02 18:44:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:44:36,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:44:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 3641 states and 4191 transitions. [2018-12-02 18:44:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 4191 transitions. [2018-12-02 18:44:37,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-02 18:44:37,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:37,944 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:44:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 3655 states and 4208 transitions. [2018-12-02 18:44:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 4208 transitions. [2018-12-02 18:44:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-02 18:44:40,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:44:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:40,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 3657 states and 4210 transitions. [2018-12-02 18:44:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3657 states and 4210 transitions. [2018-12-02 18:44:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-02 18:44:40,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-02 18:44:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 3663 states and 4215 transitions. [2018-12-02 18:44:41,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 4215 transitions. [2018-12-02 18:44:41,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-02 18:44:41,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:44:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:42,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 3694 states and 4247 transitions. [2018-12-02 18:44:42,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 4247 transitions. [2018-12-02 18:44:42,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-02 18:44:42,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 18:44:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 3701 states and 4253 transitions. [2018-12-02 18:44:42,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 4253 transitions. [2018-12-02 18:44:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-02 18:44:42,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 310 proven. 10 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 18:44:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 3710 states and 4262 transitions. [2018-12-02 18:44:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 4262 transitions. [2018-12-02 18:44:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-02 18:44:43,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 18:44:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3748 states and 4304 transitions. [2018-12-02 18:44:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3748 states and 4304 transitions. [2018-12-02 18:44:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-02 18:44:50,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 315 proven. 10 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 18:44:50,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 3763 states and 4318 transitions. [2018-12-02 18:44:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 4318 transitions. [2018-12-02 18:44:50,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-02 18:44:50,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 18:44:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 3767 states and 4322 transitions. [2018-12-02 18:44:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 4322 transitions. [2018-12-02 18:44:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 18:44:51,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 310 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 18:44:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 3768 states and 4322 transitions. [2018-12-02 18:44:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 4322 transitions. [2018-12-02 18:44:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 18:44:54,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 310 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 18:44:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 3770 states and 4324 transitions. [2018-12-02 18:44:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 4324 transitions. [2018-12-02 18:44:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 18:44:57,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 18:44:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:44:58,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 3774 states and 4330 transitions. [2018-12-02 18:44:58,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 4330 transitions. [2018-12-02 18:44:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-02 18:44:58,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:44:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:44:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 18:45:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 3784 states and 4344 transitions. [2018-12-02 18:45:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4344 transitions. [2018-12-02 18:45:00,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-02 18:45:00,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 18:45:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 3788 states and 4349 transitions. [2018-12-02 18:45:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 4349 transitions. [2018-12-02 18:45:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-02 18:45:02,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 18:45:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 3791 states and 4352 transitions. [2018-12-02 18:45:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 4352 transitions. [2018-12-02 18:45:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-02 18:45:04,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 430 proven. 63 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 18:45:10,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 3809 states and 4375 transitions. [2018-12-02 18:45:10,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3809 states and 4375 transitions. [2018-12-02 18:45:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-02 18:45:10,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 326 proven. 15 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-02 18:45:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 3812 states and 4382 transitions. [2018-12-02 18:45:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 4382 transitions. [2018-12-02 18:45:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-02 18:45:11,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 18:45:24,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 3878 states and 4448 transitions. [2018-12-02 18:45:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4448 transitions. [2018-12-02 18:45:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:24,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:24,474 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 3887 states and 4460 transitions. [2018-12-02 18:45:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 4460 transitions. [2018-12-02 18:45:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:26,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3893 states and 4469 transitions. [2018-12-02 18:45:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 4469 transitions. [2018-12-02 18:45:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:28,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3894 states and 4469 transitions. [2018-12-02 18:45:29,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4469 transitions. [2018-12-02 18:45:29,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:29,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:30,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3895 states and 4469 transitions. [2018-12-02 18:45:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 4469 transitions. [2018-12-02 18:45:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:30,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:31,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:31,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3896 states and 4469 transitions. [2018-12-02 18:45:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4469 transitions. [2018-12-02 18:45:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 18:45:31,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:45:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 3897 states and 4469 transitions. [2018-12-02 18:45:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 4469 transitions. [2018-12-02 18:45:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-02 18:45:33,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:34,329 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 18:45:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4475 states to 3904 states and 4475 transitions. [2018-12-02 18:45:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 4475 transitions. [2018-12-02 18:45:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-12-02 18:45:35,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:35,989 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 439 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 18:45:36,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:36,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 3908 states and 4479 transitions. [2018-12-02 18:45:36,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 4479 transitions. [2018-12-02 18:45:36,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-12-02 18:45:36,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 439 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 18:45:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4483 states to 3912 states and 4483 transitions. [2018-12-02 18:45:37,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 4483 transitions. [2018-12-02 18:45:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-02 18:45:37,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:45:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 3923 states and 4495 transitions. [2018-12-02 18:45:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3923 states and 4495 transitions. [2018-12-02 18:45:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-02 18:45:38,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:45:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 3927 states and 4500 transitions. [2018-12-02 18:45:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 4500 transitions. [2018-12-02 18:45:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-02 18:45:39,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-02 18:45:40,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:40,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 3930 states and 4503 transitions. [2018-12-02 18:45:40,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3930 states and 4503 transitions. [2018-12-02 18:45:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:40,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:45:51,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 3963 states and 4549 transitions. [2018-12-02 18:45:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3963 states and 4549 transitions. [2018-12-02 18:45:51,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:51,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:45:54,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 3972 states and 4558 transitions. [2018-12-02 18:45:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 4558 transitions. [2018-12-02 18:45:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:54,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:45:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 3976 states and 4563 transitions. [2018-12-02 18:45:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4563 transitions. [2018-12-02 18:45:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:55,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:45:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 3992 states and 4580 transitions. [2018-12-02 18:45:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 4580 transitions. [2018-12-02 18:45:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:57,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:45:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:45:58,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 3996 states and 4584 transitions. [2018-12-02 18:45:58,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 4584 transitions. [2018-12-02 18:45:58,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:45:58,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:45:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:45:58,953 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:46:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 4000 states and 4588 transitions. [2018-12-02 18:46:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4000 states and 4588 transitions. [2018-12-02 18:46:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 18:46:00,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-02 18:46:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:01,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4593 states to 4006 states and 4593 transitions. [2018-12-02 18:46:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4593 transitions. [2018-12-02 18:46:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-02 18:46:01,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 445 proven. 8 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 18:46:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 4015 states and 4604 transitions. [2018-12-02 18:46:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 4604 transitions. [2018-12-02 18:46:03,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-02 18:46:03,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 445 proven. 8 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 18:46:05,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4021 states and 4610 transitions. [2018-12-02 18:46:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 4021 states and 4610 transitions. [2018-12-02 18:46:05,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-02 18:46:05,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:05,216 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 445 proven. 8 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 18:46:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4022 states and 4610 transitions. [2018-12-02 18:46:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 4610 transitions. [2018-12-02 18:46:06,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-02 18:46:06,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 445 proven. 8 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 18:46:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:07,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4023 states and 4610 transitions. [2018-12-02 18:46:07,208 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4610 transitions. [2018-12-02 18:46:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 18:46:07,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 18:46:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 4029 states and 4616 transitions. [2018-12-02 18:46:08,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 4616 transitions. [2018-12-02 18:46:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 18:46:08,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 18:46:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:08,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 4044 states and 4633 transitions. [2018-12-02 18:46:08,591 INFO L276 IsEmpty]: Start isEmpty. Operand 4044 states and 4633 transitions. [2018-12-02 18:46:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 18:46:08,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 18:46:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 4052 states and 4643 transitions. [2018-12-02 18:46:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 4643 transitions. [2018-12-02 18:46:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 18:46:09,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 18:46:10,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4055 states and 4646 transitions. [2018-12-02 18:46:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 4646 transitions. [2018-12-02 18:46:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 18:46:10,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 18:46:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 4058 states and 4649 transitions. [2018-12-02 18:46:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 4649 transitions. [2018-12-02 18:46:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-12-02 18:46:11,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 402 proven. 6 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-12-02 18:46:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 4063 states and 4653 transitions. [2018-12-02 18:46:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4063 states and 4653 transitions. [2018-12-02 18:46:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 18:46:11,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 18:46:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:13,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4085 states and 4677 transitions. [2018-12-02 18:46:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 4677 transitions. [2018-12-02 18:46:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 18:46:13,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 18:46:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4086 states and 4677 transitions. [2018-12-02 18:46:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 4677 transitions. [2018-12-02 18:46:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 18:46:14,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 18:46:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:15,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4087 states and 4677 transitions. [2018-12-02 18:46:15,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4677 transitions. [2018-12-02 18:46:15,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 18:46:15,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 18:46:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4088 states and 4677 transitions. [2018-12-02 18:46:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 4677 transitions. [2018-12-02 18:46:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-02 18:46:15,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 18:46:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 4066 states and 4654 transitions. [2018-12-02 18:46:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 4654 transitions. [2018-12-02 18:46:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:17,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:17,877 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 506 proven. 8 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-12-02 18:46:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 4069 states and 4657 transitions. [2018-12-02 18:46:17,969 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 4657 transitions. [2018-12-02 18:46:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:17,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 506 proven. 8 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-12-02 18:46:18,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:18,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4071 states and 4658 transitions. [2018-12-02 18:46:18,302 INFO L276 IsEmpty]: Start isEmpty. Operand 4071 states and 4658 transitions. [2018-12-02 18:46:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:18,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 578 proven. 8 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-12-02 18:46:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 4075 states and 4662 transitions. [2018-12-02 18:46:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 4662 transitions. [2018-12-02 18:46:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:19,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 578 proven. 8 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-12-02 18:46:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:20,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 4076 states and 4662 transitions. [2018-12-02 18:46:20,058 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 4662 transitions. [2018-12-02 18:46:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:20,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:23,597 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 18:46:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:35,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4713 states to 4113 states and 4713 transitions. [2018-12-02 18:46:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 4113 states and 4713 transitions. [2018-12-02 18:46:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:35,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 18:46:39,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4120 states and 4720 transitions. [2018-12-02 18:46:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4120 states and 4720 transitions. [2018-12-02 18:46:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-02 18:46:39,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 18:46:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 4129 states and 4728 transitions. [2018-12-02 18:46:43,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 4728 transitions. [2018-12-02 18:46:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-02 18:46:43,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:43,272 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-02 18:46:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 4132 states and 4731 transitions. [2018-12-02 18:46:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4731 transitions. [2018-12-02 18:46:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-02 18:46:44,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:44,998 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-02 18:46:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 4169 states and 4770 transitions. [2018-12-02 18:46:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 4770 transitions. [2018-12-02 18:46:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-02 18:46:47,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-02 18:46:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 4172 states and 4773 transitions. [2018-12-02 18:46:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 4773 transitions. [2018-12-02 18:46:48,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-02 18:46:48,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:48,728 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-02 18:46:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 4173 states and 4774 transitions. [2018-12-02 18:46:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 4774 transitions. [2018-12-02 18:46:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-02 18:46:49,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-02 18:46:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:46:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4186 states and 4787 transitions. [2018-12-02 18:46:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 4787 transitions. [2018-12-02 18:46:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-12-02 18:46:51,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:46:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:46:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 18:47:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 4221 states and 4827 transitions. [2018-12-02 18:47:00,759 INFO L276 IsEmpty]: Start isEmpty. Operand 4221 states and 4827 transitions. [2018-12-02 18:47:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-12-02 18:47:00,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 466 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-12-02 18:47:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:01,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 4223 states and 4828 transitions. [2018-12-02 18:47:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 4828 transitions. [2018-12-02 18:47:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 18:47:01,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 18:47:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4249 states and 4853 transitions. [2018-12-02 18:47:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 4249 states and 4853 transitions. [2018-12-02 18:47:02,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 18:47:02,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 18:47:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 4257 states and 4863 transitions. [2018-12-02 18:47:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4257 states and 4863 transitions. [2018-12-02 18:47:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:04,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4305 states and 4922 transitions. [2018-12-02 18:47:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 4922 transitions. [2018-12-02 18:47:16,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:16,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4987 states to 4365 states and 4987 transitions. [2018-12-02 18:47:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4365 states and 4987 transitions. [2018-12-02 18:47:24,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:24,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:27,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 4390 states and 5021 transitions. [2018-12-02 18:47:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 5021 transitions. [2018-12-02 18:47:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:27,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5024 states to 4393 states and 5024 transitions. [2018-12-02 18:47:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4393 states and 5024 transitions. [2018-12-02 18:47:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:28,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:32,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 4413 states and 5043 transitions. [2018-12-02 18:47:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 4413 states and 5043 transitions. [2018-12-02 18:47:32,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:32,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:34,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5046 states to 4416 states and 5046 transitions. [2018-12-02 18:47:34,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4416 states and 5046 transitions. [2018-12-02 18:47:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:34,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5050 states to 4420 states and 5050 transitions. [2018-12-02 18:47:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 4420 states and 5050 transitions. [2018-12-02 18:47:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:36,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 4438 states and 5067 transitions. [2018-12-02 18:47:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 4438 states and 5067 transitions. [2018-12-02 18:47:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:38,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:39,089 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5076 states to 4448 states and 5076 transitions. [2018-12-02 18:47:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 4448 states and 5076 transitions. [2018-12-02 18:47:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:40,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 4468 states and 5097 transitions. [2018-12-02 18:47:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4468 states and 5097 transitions. [2018-12-02 18:47:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:45,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 4469 states and 5097 transitions. [2018-12-02 18:47:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4469 states and 5097 transitions. [2018-12-02 18:47:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:45,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:48,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 4486 states and 5114 transitions. [2018-12-02 18:47:48,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4486 states and 5114 transitions. [2018-12-02 18:47:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:48,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 4512 states and 5139 transitions. [2018-12-02 18:47:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 5139 transitions. [2018-12-02 18:47:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:47:50,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2018-12-02 18:47:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 4523 states and 5149 transitions. [2018-12-02 18:47:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 4523 states and 5149 transitions. [2018-12-02 18:47:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:47:51,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2018-12-02 18:47:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:55,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 4578 states and 5209 transitions. [2018-12-02 18:47:55,831 INFO L276 IsEmpty]: Start isEmpty. Operand 4578 states and 5209 transitions. [2018-12-02 18:47:55,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:47:55,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2018-12-02 18:47:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:47:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5229 states to 4601 states and 5229 transitions. [2018-12-02 18:47:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4601 states and 5229 transitions. [2018-12-02 18:47:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:47:58,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:47:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:47:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:48:21,326 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 18:48:23,747 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 18:48:43,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:48:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5488 states to 4831 states and 5488 transitions. [2018-12-02 18:48:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 4831 states and 5488 transitions. [2018-12-02 18:48:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:48:43,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:48:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:48:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:48:55,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:48:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5550 states to 4885 states and 5550 transitions. [2018-12-02 18:48:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 5550 transitions. [2018-12-02 18:48:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:48:55,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:48:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:48:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:05,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:05,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 4934 states and 5603 transitions. [2018-12-02 18:49:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4934 states and 5603 transitions. [2018-12-02 18:49:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:05,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:07,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:07,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5604 states to 4936 states and 5604 transitions. [2018-12-02 18:49:07,771 INFO L276 IsEmpty]: Start isEmpty. Operand 4936 states and 5604 transitions. [2018-12-02 18:49:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:07,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5672 states to 5004 states and 5672 transitions. [2018-12-02 18:49:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 5004 states and 5672 transitions. [2018-12-02 18:49:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:13,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 5035 states and 5704 transitions. [2018-12-02 18:49:17,210 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 5704 transitions. [2018-12-02 18:49:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:17,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5732 states to 5061 states and 5732 transitions. [2018-12-02 18:49:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 5061 states and 5732 transitions. [2018-12-02 18:49:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:24,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5735 states to 5066 states and 5735 transitions. [2018-12-02 18:49:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 5066 states and 5735 transitions. [2018-12-02 18:49:26,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:26,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:27,073 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5769 states to 5097 states and 5769 transitions. [2018-12-02 18:49:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 5097 states and 5769 transitions. [2018-12-02 18:49:32,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:32,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:34,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5794 states to 5123 states and 5794 transitions. [2018-12-02 18:49:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 5123 states and 5794 transitions. [2018-12-02 18:49:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 18:49:34,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 18:49:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5810 states to 5139 states and 5810 transitions. [2018-12-02 18:49:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 5139 states and 5810 transitions. [2018-12-02 18:49:37,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-12-02 18:49:37,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 533 proven. 9 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-12-02 18:49:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 5146 states and 5816 transitions. [2018-12-02 18:49:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5146 states and 5816 transitions. [2018-12-02 18:49:37,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-12-02 18:49:37,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 533 proven. 9 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-12-02 18:49:39,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5834 states to 5165 states and 5834 transitions. [2018-12-02 18:49:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 5165 states and 5834 transitions. [2018-12-02 18:49:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-02 18:49:39,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 755 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-12-02 18:49:39,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:39,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 5172 states and 5840 transitions. [2018-12-02 18:49:39,260 INFO L276 IsEmpty]: Start isEmpty. Operand 5172 states and 5840 transitions. [2018-12-02 18:49:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-02 18:49:39,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:39,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 755 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-12-02 18:49:40,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5176 states and 5844 transitions. [2018-12-02 18:49:40,687 INFO L276 IsEmpty]: Start isEmpty. Operand 5176 states and 5844 transitions. [2018-12-02 18:49:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-02 18:49:40,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 755 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-12-02 18:49:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5847 states to 5179 states and 5847 transitions. [2018-12-02 18:49:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 5179 states and 5847 transitions. [2018-12-02 18:49:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-02 18:49:42,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:42,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 755 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2018-12-02 18:49:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 4549 states and 5132 transitions. [2018-12-02 18:49:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4549 states and 5132 transitions. [2018-12-02 18:49:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2018-12-02 18:49:43,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1267 trivial. 0 not checked. [2018-12-02 18:49:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:57,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5205 states to 4615 states and 5205 transitions. [2018-12-02 18:49:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4615 states and 5205 transitions. [2018-12-02 18:49:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:49:57,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:49:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:49:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:49:59,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 4631 states and 5221 transitions. [2018-12-02 18:49:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 4631 states and 5221 transitions. [2018-12-02 18:49:59,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:49:59,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:49:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:50:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:50:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:50:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 4710 states and 5300 transitions. [2018-12-02 18:50:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 4710 states and 5300 transitions. [2018-12-02 18:50:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:50:04,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:50:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:50:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:50:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:50:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 4711 states and 5300 transitions. [2018-12-02 18:50:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 5300 transitions. [2018-12-02 18:50:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:50:05,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:50:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:50:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:50:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:50:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5315 states to 4726 states and 5315 transitions. [2018-12-02 18:50:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 4726 states and 5315 transitions. [2018-12-02 18:50:08,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:50:08,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:50:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:50:09,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:50:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:50:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5316 states to 4729 states and 5316 transitions. [2018-12-02 18:50:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 4729 states and 5316 transitions. [2018-12-02 18:50:13,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-12-02 18:50:13,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:50:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:50:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2018-12-02 18:50:16,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:50:16,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 3975 states and 4490 transitions. [2018-12-02 18:50:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 4490 transitions. [2018-12-02 18:50:16,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 18:50:16,542 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 309 iterations. [2018-12-02 18:50:16,548 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 18:50:16,859 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2018-12-02 18:50:17,114 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 49 [2018-12-02 18:50:17,215 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2018-12-02 18:50:17,541 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 55 [2018-12-02 18:50:18,014 WARN L180 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 57 [2018-12-02 18:50:18,370 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 54 [2018-12-02 18:50:18,515 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2018-12-02 18:50:18,745 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 48 [2018-12-02 18:50:18,856 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2018-12-02 18:50:19,034 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2018-12-02 18:50:19,364 WARN L180 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 55 [2018-12-02 18:50:19,694 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 55 [2018-12-02 18:50:19,946 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2018-12-02 18:50:20,057 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 33 [2018-12-02 18:50:20,222 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 33 [2018-12-02 18:50:20,368 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2018-12-02 18:50:20,530 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-12-02 18:50:20,683 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-12-02 18:50:20,984 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 53 [2018-12-02 18:50:21,245 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 48 [2018-12-02 18:50:21,495 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 49 [2018-12-02 18:50:21,654 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-02 18:50:21,970 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 33 [2018-12-02 18:50:22,303 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 55 [2018-12-02 18:50:22,529 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2018-12-02 18:50:22,712 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2018-12-02 18:50:22,974 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-12-02 18:50:23,444 WARN L180 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 58 [2018-12-02 18:50:23,603 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-12-02 18:50:23,852 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 49 [2018-12-02 18:50:24,003 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-12-02 18:50:24,353 WARN L180 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 55 [2018-12-02 18:50:24,498 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 33 [2018-12-02 18:50:24,848 WARN L180 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 55 [2018-12-02 18:50:25,010 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 33 [2018-12-02 18:50:25,313 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 53 [2018-12-02 18:50:25,489 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 33 [2018-12-02 18:50:25,614 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-12-02 18:50:25,954 WARN L180 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 55 [2018-12-02 18:50:26,121 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-12-02 18:50:26,282 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 33 [2018-12-02 18:50:26,573 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 57 [2018-12-02 18:50:26,675 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 33 [2018-12-02 18:50:27,001 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 55 [2018-12-02 18:50:27,136 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2018-12-02 18:50:27,361 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2018-12-02 18:50:27,624 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 48 [2018-12-02 18:50:27,790 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-12-02 18:50:28,003 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2018-12-02 18:50:28,406 WARN L180 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 55 [2018-12-02 18:50:28,597 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2018-12-02 18:50:28,730 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 18:50:28,904 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2018-12-02 18:50:29,015 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 33 [2018-12-02 18:50:29,158 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 33 [2018-12-02 18:50:29,501 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 54 [2018-12-02 18:50:29,834 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 55 [2018-12-02 18:50:30,009 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 33 [2018-12-02 18:50:30,327 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 55 [2018-12-02 18:50:30,550 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2018-12-02 18:50:30,676 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-12-02 18:50:30,830 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-12-02 18:50:31,067 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2018-12-02 18:50:31,446 WARN L180 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2018-12-02 18:50:31,555 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-12-02 18:50:31,690 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-12-02 18:50:31,834 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 33 [2018-12-02 18:50:32,146 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 33 [2018-12-02 18:50:32,489 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 54 [2018-12-02 18:50:32,851 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 55 [2018-12-02 18:50:33,017 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 33 [2018-12-02 18:50:33,307 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 57 [2018-12-02 18:50:33,465 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-12-02 18:50:33,649 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-12-02 18:50:33,878 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 48 [2018-12-02 18:50:33,878 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:50:33,880 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-02 18:50:33,886 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-02 18:50:33,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:50:33 ImpRootNode [2018-12-02 18:50:33,887 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 18:50:33,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 18:50:33,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 18:50:33,887 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 18:50:33,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:39" (3/4) ... [2018-12-02 18:50:33,890 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 18:50:33,900 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-02 18:50:33,900 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 18:50:33,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 18:50:33,901 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 18:50:33,953 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ac27f0e2-4ad1-4bd4-9a8e-935558f779de/bin-2019/ukojak/witness.graphml [2018-12-02 18:50:33,953 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 18:50:33,954 INFO L168 Benchmark]: Toolchain (without parser) took 716430.10 ms. Allocated memory was 1.0 GB in the beginning and 5.9 GB in the end (delta: 4.9 GB). Free memory was 949.6 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,954 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 18:50:33,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 58.7 MB). Free memory was 949.6 MB in the beginning and 1.0 GB in the end (delta: -93.4 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,955 INFO L168 Benchmark]: Boogie Preprocessor took 40.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,955 INFO L168 Benchmark]: RCFGBuilder took 1064.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 812.7 MB in the end (delta: 219.5 MB). Peak memory consumption was 219.5 MB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,955 INFO L168 Benchmark]: CodeCheck took 714838.60 ms. Allocated memory was 1.1 GB in the beginning and 5.9 GB in the end (delta: 4.8 GB). Free memory was 812.7 MB in the beginning and 3.7 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,955 INFO L168 Benchmark]: Witness Printer took 66.76 ms. Allocated memory is still 5.9 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 11.5 GB. [2018-12-02 18:50:33,956 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, 697.4s OverallTime, 309 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 134353088 SDtfs, -1239576024 SDslu, 889806976 SDs, 0 SdLazy, 1021042928 SolverSat, 691275296 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2520.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 527276 GetRequests, 511509 SyntacticMatches, 12731 SemanticMatches, 3036 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6931216 ImplicationChecksByTransitivity, 636.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 50.2s InterpolantComputationTime, 82917 NumberOfCodeBlocks, 82917 NumberOfCodeBlocksAsserted, 308 NumberOfCheckSat, 82609 ConstructedInterpolants, 0 QuantifiedInterpolants, 87080329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 308 InterpolantComputations, 174 PerfectInterpolantSequences, 126020/127748 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: 562]: 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: (((((((!(a25 == 1) && !(a11 == 1)) && !(a17 == 9)) || (a17 == 8 && a25 == 1)) || ((!(a25 == 1) && !(a28 == 8)) && !(a17 == 9))) || ((!(a25 == 1) && !(a28 == 8)) && !(a11 == 1))) || ((((a28 == 9 && !(a19 == 1)) && a17 == 7) && a21 == 1) && a11 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 8))) || ((((a17 == 7 && a19 == 1) && a28 == 7) && a21 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((a17 == 8 && a25 == 1) || ((!(a25 == 1) && !(a11 == 1)) && !(a17 == 9))) || ((!(a25 == 1) && !(a28 == 8)) && !(a11 == 1))) || ((((a17 == 7 && a19 == 1) && a28 == 7) && a21 == 1) && a11 == 1)) || ((!(a25 == 1) && !(a28 == 8)) && !(a17 == 9))) || ((((a28 == 9 && !(a19 == 1)) && a17 == 7) && a21 == 1) && a11 == 1)) || ((!(a19 == 1) && !(a25 == 1)) && !(a28 == 8)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 58.7 MB). Free memory was 949.6 MB in the beginning and 1.0 GB in the end (delta: -93.4 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1064.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 812.7 MB in the end (delta: 219.5 MB). Peak memory consumption was 219.5 MB. Max. memory is 11.5 GB. * CodeCheck took 714838.60 ms. Allocated memory was 1.1 GB in the beginning and 5.9 GB in the end (delta: 4.8 GB). Free memory was 812.7 MB in the beginning and 3.7 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. * Witness Printer took 66.76 ms. Allocated memory is still 5.9 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 74.2 MB). Peak memory consumption was 74.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...