./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_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_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/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 3bc052be4bf83a6b89bc47d6157f3742948fabcf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 05:40:28,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:40:28,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:40:28,275 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:40:28,275 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:40:28,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:40:28,277 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:40:28,278 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:40:28,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:40:28,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:40:28,279 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:40:28,279 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:40:28,280 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:40:28,280 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:40:28,281 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:40:28,281 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:40:28,282 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:40:28,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:40:28,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:40:28,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:40:28,285 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:40:28,286 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:40:28,287 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:40:28,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:40:28,287 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:40:28,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:40:28,288 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:40:28,289 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:40:28,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:40:28,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:40:28,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:40:28,290 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:40:28,290 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:40:28,290 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:40:28,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:40:28,291 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:40:28,291 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 05:40:28,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:40:28,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:40:28,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:40:28,299 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 05:40:28,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 05:40:28,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:40:28,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:40:28,301 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 05:40:28,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 05:40:28,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:40:28,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:40:28,302 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:40:28,302 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 05:40:28,302 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:40:28,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 05:40:28,302 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_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/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 -> 3bc052be4bf83a6b89bc47d6157f3742948fabcf [2018-12-02 05:40:28,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:40:28,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:40:28,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:40:28,331 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:40:28,332 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:40:28,332 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-12-02 05:40:28,375 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/data/0bdff3a11/4f8b456eab1345f3a82b1aeb24d4f997/FLAG2be9ca02c [2018-12-02 05:40:28,818 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:40:28,818 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-12-02 05:40:28,825 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/data/0bdff3a11/4f8b456eab1345f3a82b1aeb24d4f997/FLAG2be9ca02c [2018-12-02 05:40:28,833 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/data/0bdff3a11/4f8b456eab1345f3a82b1aeb24d4f997 [2018-12-02 05:40:28,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:40:28,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:40:28,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:40:28,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:40:28,839 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:40:28,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:40:28" (1/1) ... [2018-12-02 05:40:28,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:28, skipping insertion in model container [2018-12-02 05:40:28,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:40:28" (1/1) ... [2018-12-02 05:40:28,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:40:28,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:40:29,036 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:40:29,039 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:40:29,122 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:40:29,132 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:40:29,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29 WrapperNode [2018-12-02 05:40:29,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:40:29,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:40:29,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:40:29,133 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:40:29,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:40:29,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:40:29,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:40:29,172 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:40:29,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... [2018-12-02 05:40:29,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:40:29,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:40:29,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:40:29,201 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:40:29,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:40:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/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 05:40:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:40:29,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:40:30,229 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 05:40:30,229 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 05:40:30,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:40:30 BoogieIcfgContainer [2018-12-02 05:40:30,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 05:40:30,230 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 05:40:30,230 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 05:40:30,237 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 05:40:30,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:40:30" (1/1) ... [2018-12-02 05:40:30,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:40:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 05:40:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 05:40:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 05:40:30,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:30,474 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 05:40:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-02 05:40:30,827 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-02 05:40:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 05:40:30,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:30,879 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 05:40:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-12-02 05:40:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-12-02 05:40:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 05:40:30,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-02 05:40:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-02 05:40:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 05:40:31,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:31,196 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 05:40:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-02 05:40:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-02 05:40:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 05:40:31,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-12-02 05:40:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-12-02 05:40:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 05:40:31,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:31,761 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 05:40:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-12-02 05:40:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-12-02 05:40:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 05:40:31,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 05:40:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-12-02 05:40:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-12-02 05:40:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 05:40:32,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:32,268 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 05:40:32,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-12-02 05:40:32,291 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-12-02 05:40:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 05:40:32,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:32,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:40:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-12-02 05:40:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-12-02 05:40:32,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 05:40:32,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:32,430 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:40:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-12-02 05:40:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-12-02 05:40:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 05:40:32,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:32,544 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 05:40:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 329 states and 450 transitions. [2018-12-02 05:40:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 450 transitions. [2018-12-02 05:40:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 05:40:32,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:32,912 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 345 states and 469 transitions. [2018-12-02 05:40:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 469 transitions. [2018-12-02 05:40:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 05:40:33,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:33,064 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 347 states and 470 transitions. [2018-12-02 05:40:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 470 transitions. [2018-12-02 05:40:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 05:40:33,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:33,235 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 377 states and 508 transitions. [2018-12-02 05:40:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 508 transitions. [2018-12-02 05:40:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 05:40:33,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 383 states and 518 transitions. [2018-12-02 05:40:33,904 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 518 transitions. [2018-12-02 05:40:33,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 05:40:33,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:34,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 413 states and 553 transitions. [2018-12-02 05:40:34,659 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 553 transitions. [2018-12-02 05:40:34,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 05:40:34,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 416 states and 556 transitions. [2018-12-02 05:40:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 556 transitions. [2018-12-02 05:40:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 05:40:34,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:34,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:34,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 421 states and 561 transitions. [2018-12-02 05:40:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions. [2018-12-02 05:40:34,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 05:40:34,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:34,858 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 05:40:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 575 transitions. [2018-12-02 05:40:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 575 transitions. [2018-12-02 05:40:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 05:40:34,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 453 states and 597 transitions. [2018-12-02 05:40:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 597 transitions. [2018-12-02 05:40:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 05:40:35,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:40:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 457 states and 600 transitions. [2018-12-02 05:40:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 600 transitions. [2018-12-02 05:40:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 05:40:35,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2018-12-02 05:40:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2018-12-02 05:40:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 05:40:35,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 464 states and 607 transitions. [2018-12-02 05:40:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 607 transitions. [2018-12-02 05:40:35,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 05:40:35,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 478 states and 622 transitions. [2018-12-02 05:40:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 622 transitions. [2018-12-02 05:40:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 05:40:36,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 482 states and 627 transitions. [2018-12-02 05:40:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 627 transitions. [2018-12-02 05:40:36,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 05:40:36,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:36,406 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 522 states and 678 transitions. [2018-12-02 05:40:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 678 transitions. [2018-12-02 05:40:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 05:40:37,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 549 states and 705 transitions. [2018-12-02 05:40:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 705 transitions. [2018-12-02 05:40:37,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 05:40:37,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:37,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:37,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 554 states and 710 transitions. [2018-12-02 05:40:37,603 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 710 transitions. [2018-12-02 05:40:37,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 05:40:37,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 575 states and 731 transitions. [2018-12-02 05:40:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 731 transitions. [2018-12-02 05:40:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 05:40:37,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 576 states and 732 transitions. [2018-12-02 05:40:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 732 transitions. [2018-12-02 05:40:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 05:40:37,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:38,163 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 05:40:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 635 states and 797 transitions. [2018-12-02 05:40:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 797 transitions. [2018-12-02 05:40:39,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 05:40:39,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 654 states and 819 transitions. [2018-12-02 05:40:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 819 transitions. [2018-12-02 05:40:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 05:40:40,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:40,241 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 655 states and 821 transitions. [2018-12-02 05:40:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 821 transitions. [2018-12-02 05:40:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 05:40:40,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:40,509 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 05:40:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 723 states and 903 transitions. [2018-12-02 05:40:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 903 transitions. [2018-12-02 05:40:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 05:40:44,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:44,305 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 05:40:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 726 states and 906 transitions. [2018-12-02 05:40:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 906 transitions. [2018-12-02 05:40:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 05:40:44,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 743 states and 923 transitions. [2018-12-02 05:40:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 923 transitions. [2018-12-02 05:40:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 05:40:44,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:44,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 745 states and 924 transitions. [2018-12-02 05:40:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 924 transitions. [2018-12-02 05:40:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 05:40:44,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:44,888 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 05:40:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 782 states and 965 transitions. [2018-12-02 05:40:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 965 transitions. [2018-12-02 05:40:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 05:40:46,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:46,604 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 05:40:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 800 states and 983 transitions. [2018-12-02 05:40:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 983 transitions. [2018-12-02 05:40:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 05:40:46,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:47,066 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 05:40:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 813 states and 996 transitions. [2018-12-02 05:40:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 996 transitions. [2018-12-02 05:40:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 05:40:47,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:47,729 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 05:40:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 827 states and 1010 transitions. [2018-12-02 05:40:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1010 transitions. [2018-12-02 05:40:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 05:40:47,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:40:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 842 states and 1025 transitions. [2018-12-02 05:40:48,355 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1025 transitions. [2018-12-02 05:40:48,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 05:40:48,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:48,388 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 05:40:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 844 states and 1026 transitions. [2018-12-02 05:40:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1026 transitions. [2018-12-02 05:40:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 05:40:48,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 846 states and 1028 transitions. [2018-12-02 05:40:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1028 transitions. [2018-12-02 05:40:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 05:40:48,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 850 states and 1035 transitions. [2018-12-02 05:40:48,939 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1035 transitions. [2018-12-02 05:40:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 05:40:48,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:48,991 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 05:40:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 852 states and 1037 transitions. [2018-12-02 05:40:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1037 transitions. [2018-12-02 05:40:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 05:40:49,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:49,133 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:50,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:50,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 879 states and 1066 transitions. [2018-12-02 05:40:50,021 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1066 transitions. [2018-12-02 05:40:50,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 05:40:50,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 891 states and 1083 transitions. [2018-12-02 05:40:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1083 transitions. [2018-12-02 05:40:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 05:40:50,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 910 states and 1107 transitions. [2018-12-02 05:40:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1107 transitions. [2018-12-02 05:40:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 05:40:52,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:52,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 914 states and 1112 transitions. [2018-12-02 05:40:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1112 transitions. [2018-12-02 05:40:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 05:40:52,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 05:40:52,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:52,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 916 states and 1113 transitions. [2018-12-02 05:40:52,856 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1113 transitions. [2018-12-02 05:40:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 05:40:52,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:52,923 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 05:40:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 928 states and 1124 transitions. [2018-12-02 05:40:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1124 transitions. [2018-12-02 05:40:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 05:40:53,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:53,513 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:40:54,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 999 states and 1201 transitions. [2018-12-02 05:40:54,094 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1201 transitions. [2018-12-02 05:40:54,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 05:40:54,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:54,152 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 05:40:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1078 states and 1286 transitions. [2018-12-02 05:40:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1286 transitions. [2018-12-02 05:40:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 05:40:54,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1108 states and 1317 transitions. [2018-12-02 05:40:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1317 transitions. [2018-12-02 05:40:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 05:40:55,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:40:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1133 states and 1342 transitions. [2018-12-02 05:40:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1342 transitions. [2018-12-02 05:40:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 05:40:56,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1158 states and 1366 transitions. [2018-12-02 05:40:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1366 transitions. [2018-12-02 05:40:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 05:40:57,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:40:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1190 states and 1398 transitions. [2018-12-02 05:40:59,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1398 transitions. [2018-12-02 05:40:59,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 05:40:59,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:59,411 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 05:40:59,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:59,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1192 states and 1399 transitions. [2018-12-02 05:40:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1399 transitions. [2018-12-02 05:40:59,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 05:40:59,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 05:40:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:40:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1198 states and 1404 transitions. [2018-12-02 05:40:59,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1404 transitions. [2018-12-02 05:40:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 05:40:59,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:40:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:40:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 05:41:01,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1274 states and 1489 transitions. [2018-12-02 05:41:01,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1489 transitions. [2018-12-02 05:41:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 05:41:01,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:01,117 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:41:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1279 states and 1494 transitions. [2018-12-02 05:41:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1494 transitions. [2018-12-02 05:41:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 05:41:01,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:41:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:01,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1304 states and 1519 transitions. [2018-12-02 05:41:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1519 transitions. [2018-12-02 05:41:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 05:41:01,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 05:41:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:02,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1310 states and 1531 transitions. [2018-12-02 05:41:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1531 transitions. [2018-12-02 05:41:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 05:41:02,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 05:41:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1315 states and 1539 transitions. [2018-12-02 05:41:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1539 transitions. [2018-12-02 05:41:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 05:41:02,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 05:41:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1316 states and 1539 transitions. [2018-12-02 05:41:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1539 transitions. [2018-12-02 05:41:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 05:41:02,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:41:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1350 states and 1577 transitions. [2018-12-02 05:41:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1577 transitions. [2018-12-02 05:41:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 05:41:04,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:41:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1352 states and 1578 transitions. [2018-12-02 05:41:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1578 transitions. [2018-12-02 05:41:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 05:41:04,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 05:41:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1375 states and 1605 transitions. [2018-12-02 05:41:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1605 transitions. [2018-12-02 05:41:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 05:41:05,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 05:41:06,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1421 states and 1658 transitions. [2018-12-02 05:41:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1658 transitions. [2018-12-02 05:41:06,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 05:41:06,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 05:41:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:06,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1426 states and 1662 transitions. [2018-12-02 05:41:06,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1662 transitions. [2018-12-02 05:41:06,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 05:41:06,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 05:41:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1430 states and 1666 transitions. [2018-12-02 05:41:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1666 transitions. [2018-12-02 05:41:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 05:41:06,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 05:41:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1463 states and 1705 transitions. [2018-12-02 05:41:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1705 transitions. [2018-12-02 05:41:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 05:41:08,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 05:41:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1473 states and 1714 transitions. [2018-12-02 05:41:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1714 transitions. [2018-12-02 05:41:09,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 05:41:09,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:09,190 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:41:09,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1477 states and 1720 transitions. [2018-12-02 05:41:09,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1720 transitions. [2018-12-02 05:41:09,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 05:41:09,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:09,341 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:41:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1489 states and 1732 transitions. [2018-12-02 05:41:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1732 transitions. [2018-12-02 05:41:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 05:41:09,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 05:41:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1496 states and 1738 transitions. [2018-12-02 05:41:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1738 transitions. [2018-12-02 05:41:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 05:41:09,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:41:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1534 states and 1784 transitions. [2018-12-02 05:41:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1784 transitions. [2018-12-02 05:41:11,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 05:41:11,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:41:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1561 states and 1811 transitions. [2018-12-02 05:41:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1811 transitions. [2018-12-02 05:41:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 05:41:11,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 05:41:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:11,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1568 states and 1817 transitions. [2018-12-02 05:41:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1817 transitions. [2018-12-02 05:41:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-02 05:41:11,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:11,613 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 05:41:11,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:11,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1570 states and 1818 transitions. [2018-12-02 05:41:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1818 transitions. [2018-12-02 05:41:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-02 05:41:11,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 05:41:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:11,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1573 states and 1820 transitions. [2018-12-02 05:41:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1820 transitions. [2018-12-02 05:41:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 05:41:11,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:12,656 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:41:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1650 states and 1913 transitions. [2018-12-02 05:41:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1913 transitions. [2018-12-02 05:41:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 05:41:16,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:41:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1654 states and 1917 transitions. [2018-12-02 05:41:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1917 transitions. [2018-12-02 05:41:16,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 05:41:16,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:41:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1659 states and 1921 transitions. [2018-12-02 05:41:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 1921 transitions. [2018-12-02 05:41:17,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-02 05:41:17,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 05:41:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:17,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1672 states and 1935 transitions. [2018-12-02 05:41:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1935 transitions. [2018-12-02 05:41:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-02 05:41:17,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:17,642 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 05:41:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1751 states and 2017 transitions. [2018-12-02 05:41:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2017 transitions. [2018-12-02 05:41:18,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-02 05:41:18,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:19,216 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 05:41:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:21,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1918 states and 2191 transitions. [2018-12-02 05:41:21,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2191 transitions. [2018-12-02 05:41:21,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-02 05:41:21,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:21,392 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-02 05:41:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1922 states and 2195 transitions. [2018-12-02 05:41:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2195 transitions. [2018-12-02 05:41:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-02 05:41:21,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-02 05:41:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1926 states and 2199 transitions. [2018-12-02 05:41:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2199 transitions. [2018-12-02 05:41:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 05:41:21,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:22,186 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 05:41:27,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2109 states and 2403 transitions. [2018-12-02 05:41:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2403 transitions. [2018-12-02 05:41:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-02 05:41:27,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:27,093 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 05:41:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2135 states and 2441 transitions. [2018-12-02 05:41:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2441 transitions. [2018-12-02 05:41:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-02 05:41:28,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:28,351 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 05:41:29,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2153 states and 2462 transitions. [2018-12-02 05:41:29,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2462 transitions. [2018-12-02 05:41:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-02 05:41:29,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 05:41:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2158 states and 2465 transitions. [2018-12-02 05:41:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2465 transitions. [2018-12-02 05:41:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-02 05:41:29,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 05:41:29,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2161 states and 2467 transitions. [2018-12-02 05:41:29,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2467 transitions. [2018-12-02 05:41:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-02 05:41:29,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:29,549 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 05:41:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2204 states and 2516 transitions. [2018-12-02 05:41:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2516 transitions. [2018-12-02 05:41:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-02 05:41:31,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:31,540 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 05:41:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2208 states and 2519 transitions. [2018-12-02 05:41:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2519 transitions. [2018-12-02 05:41:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-02 05:41:31,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 05:41:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2258 states and 2579 transitions. [2018-12-02 05:41:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2579 transitions. [2018-12-02 05:41:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 05:41:35,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 05:41:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2271 states and 2597 transitions. [2018-12-02 05:41:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2597 transitions. [2018-12-02 05:41:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 05:41:36,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 05:41:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:36,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 2276 states and 2601 transitions. [2018-12-02 05:41:36,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2601 transitions. [2018-12-02 05:41:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 05:41:36,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:36,929 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 05:41:37,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:37,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2280 states and 2605 transitions. [2018-12-02 05:41:37,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2605 transitions. [2018-12-02 05:41:37,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 05:41:37,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 12 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2018-12-02 05:41:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2284 states and 2609 transitions. [2018-12-02 05:41:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2609 transitions. [2018-12-02 05:41:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:37,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:37,711 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2300 states and 2642 transitions. [2018-12-02 05:41:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2642 transitions. [2018-12-02 05:41:38,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:38,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2304 states and 2646 transitions. [2018-12-02 05:41:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2646 transitions. [2018-12-02 05:41:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:39,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2308 states and 2650 transitions. [2018-12-02 05:41:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2650 transitions. [2018-12-02 05:41:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:39,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2312 states and 2654 transitions. [2018-12-02 05:41:40,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2654 transitions. [2018-12-02 05:41:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:40,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2316 states and 2658 transitions. [2018-12-02 05:41:40,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2658 transitions. [2018-12-02 05:41:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-02 05:41:40,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-02 05:41:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2320 states and 2662 transitions. [2018-12-02 05:41:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2662 transitions. [2018-12-02 05:41:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:41:41,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:41:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2457 states and 2830 transitions. [2018-12-02 05:41:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2830 transitions. [2018-12-02 05:41:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:41:52,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:41:59,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:59,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2492 states and 2877 transitions. [2018-12-02 05:41:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2877 transitions. [2018-12-02 05:41:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:41:59,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:41:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:41:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2496 states and 2883 transitions. [2018-12-02 05:41:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2883 transitions. [2018-12-02 05:41:59,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:41:59,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:41:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:41:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:42:00,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2502 states and 2890 transitions. [2018-12-02 05:42:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 2890 transitions. [2018-12-02 05:42:00,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:42:00,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:42:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2526 states and 2915 transitions. [2018-12-02 05:42:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 2915 transitions. [2018-12-02 05:42:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:42:01,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:42:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2531 states and 2922 transitions. [2018-12-02 05:42:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2922 transitions. [2018-12-02 05:42:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:42:04,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:42:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2536 states and 2926 transitions. [2018-12-02 05:42:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 2926 transitions. [2018-12-02 05:42:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-02 05:42:04,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 05:42:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:05,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2540 states and 2929 transitions. [2018-12-02 05:42:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2929 transitions. [2018-12-02 05:42:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 05:42:05,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 409 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-12-02 05:42:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2604 states and 2993 transitions. [2018-12-02 05:42:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 2993 transitions. [2018-12-02 05:42:11,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-02 05:42:11,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 597 proven. 16 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 05:42:12,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 2628 states and 3018 transitions. [2018-12-02 05:42:12,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3018 transitions. [2018-12-02 05:42:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-02 05:42:12,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 597 proven. 16 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 05:42:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:13,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2632 states and 3021 transitions. [2018-12-02 05:42:13,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3021 transitions. [2018-12-02 05:42:13,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 05:42:13,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:13,460 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 05:42:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2677 states and 3081 transitions. [2018-12-02 05:42:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3081 transitions. [2018-12-02 05:42:20,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 05:42:20,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 05:42:22,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2699 states and 3107 transitions. [2018-12-02 05:42:22,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3107 transitions. [2018-12-02 05:42:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 05:42:22,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 05:42:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:23,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 2704 states and 3114 transitions. [2018-12-02 05:42:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3114 transitions. [2018-12-02 05:42:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 05:42:23,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 05:42:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2717 states and 3128 transitions. [2018-12-02 05:42:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3128 transitions. [2018-12-02 05:42:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-02 05:42:24,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 05:42:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2739 states and 3156 transitions. [2018-12-02 05:42:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3156 transitions. [2018-12-02 05:42:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-12-02 05:42:27,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 408 proven. 23 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-02 05:42:44,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 2943 states and 3416 transitions. [2018-12-02 05:42:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3416 transitions. [2018-12-02 05:42:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-02 05:42:44,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 418 proven. 43 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-02 05:42:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3037 states and 3517 transitions. [2018-12-02 05:42:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3517 transitions. [2018-12-02 05:42:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-12-02 05:42:49,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2018-12-02 05:42:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 3041 states and 3523 transitions. [2018-12-02 05:42:50,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 3523 transitions. [2018-12-02 05:42:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-12-02 05:42:50,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:50,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 560 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-02 05:42:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3200 states and 3699 transitions. [2018-12-02 05:42:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3699 transitions. [2018-12-02 05:42:57,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-12-02 05:42:57,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 560 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-02 05:42:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3263 states and 3761 transitions. [2018-12-02 05:42:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 3761 transitions. [2018-12-02 05:42:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-12-02 05:42:58,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 560 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-02 05:42:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:42:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3264 states and 3761 transitions. [2018-12-02 05:42:59,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3761 transitions. [2018-12-02 05:42:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2018-12-02 05:42:59,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:42:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:42:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2018-12-02 05:43:05,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3421 states and 3928 transitions. [2018-12-02 05:43:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3421 states and 3928 transitions. [2018-12-02 05:43:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2018-12-02 05:43:05,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:06,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2018-12-02 05:43:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3483 states and 3989 transitions. [2018-12-02 05:43:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 3989 transitions. [2018-12-02 05:43:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2018-12-02 05:43:07,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1528 backedges. 1050 proven. 196 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-12-02 05:43:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 3685 states and 4212 transitions. [2018-12-02 05:43:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 4212 transitions. [2018-12-02 05:43:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-02 05:43:18,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 851 proven. 227 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2018-12-02 05:43:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:25,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 3765 states and 4313 transitions. [2018-12-02 05:43:25,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3765 states and 4313 transitions. [2018-12-02 05:43:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-02 05:43:25,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:25,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 851 proven. 227 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2018-12-02 05:43:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 3834 states and 4394 transitions. [2018-12-02 05:43:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 4394 transitions. [2018-12-02 05:43:30,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-02 05:43:30,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 851 proven. 227 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2018-12-02 05:43:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 3875 states and 4439 transitions. [2018-12-02 05:43:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3875 states and 4439 transitions. [2018-12-02 05:43:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:34,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 3931 states and 4505 transitions. [2018-12-02 05:43:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 4505 transitions. [2018-12-02 05:43:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:38,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 3971 states and 4549 transitions. [2018-12-02 05:43:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 4549 transitions. [2018-12-02 05:43:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:43,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:44,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 4013 states and 4599 transitions. [2018-12-02 05:43:44,915 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 4599 transitions. [2018-12-02 05:43:44,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:44,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4023 states and 4608 transitions. [2018-12-02 05:43:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4608 transitions. [2018-12-02 05:43:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:47,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 4035 states and 4621 transitions. [2018-12-02 05:43:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 4621 transitions. [2018-12-02 05:43:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:51,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:52,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 4039 states and 4625 transitions. [2018-12-02 05:43:52,511 INFO L276 IsEmpty]: Start isEmpty. Operand 4039 states and 4625 transitions. [2018-12-02 05:43:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:52,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:52,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 4050 states and 4636 transitions. [2018-12-02 05:43:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 4636 transitions. [2018-12-02 05:43:54,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:54,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:55,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:55,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 4054 states and 4640 transitions. [2018-12-02 05:43:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 4640 transitions. [2018-12-02 05:43:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:55,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 4058 states and 4644 transitions. [2018-12-02 05:43:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 4644 transitions. [2018-12-02 05:43:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:57,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:57,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 4062 states and 4648 transitions. [2018-12-02 05:43:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 4062 states and 4648 transitions. [2018-12-02 05:43:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2018-12-02 05:43:58,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2039 backedges. 1090 proven. 441 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-02 05:43:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:43:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4066 states and 4652 transitions. [2018-12-02 05:43:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 4652 transitions. [2018-12-02 05:43:59,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-12-02 05:43:59,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:43:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:43:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 1687 proven. 6 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2018-12-02 05:44:02,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 4136 states and 4729 transitions. [2018-12-02 05:44:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 4729 transitions. [2018-12-02 05:44:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-12-02 05:44:02,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 1687 proven. 6 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2018-12-02 05:44:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4168 states and 4763 transitions. [2018-12-02 05:44:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 4763 transitions. [2018-12-02 05:44:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2018-12-02 05:44:03,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 1687 proven. 6 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2018-12-02 05:44:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 4179 states and 4776 transitions. [2018-12-02 05:44:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 4776 transitions. [2018-12-02 05:44:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2018-12-02 05:44:05,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2623 backedges. 1707 proven. 0 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2018-12-02 05:44:09,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:09,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4243 states and 4843 transitions. [2018-12-02 05:44:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4243 states and 4843 transitions. [2018-12-02 05:44:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2018-12-02 05:44:09,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2623 backedges. 1707 proven. 0 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2018-12-02 05:44:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4275 states and 4875 transitions. [2018-12-02 05:44:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 4875 transitions. [2018-12-02 05:44:12,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2018-12-02 05:44:12,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2623 backedges. 1707 proven. 0 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2018-12-02 05:44:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:12,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4280 states and 4879 transitions. [2018-12-02 05:44:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 4879 transitions. [2018-12-02 05:44:12,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2018-12-02 05:44:12,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2642 backedges. 1329 proven. 655 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-12-02 05:44:14,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4911 states to 4313 states and 4911 transitions. [2018-12-02 05:44:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 4911 transitions. [2018-12-02 05:44:14,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2018-12-02 05:44:14,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 05:44:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:44:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2642 backedges. 1329 proven. 655 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2018-12-02 05:44:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 05:44:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2929 states and 3394 transitions. [2018-12-02 05:44:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3394 transitions. [2018-12-02 05:44:15,288 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 05:44:15,288 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 156 iterations. [2018-12-02 05:44:15,294 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 05:44:15,468 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 33 [2018-12-02 05:44:15,649 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-12-02 05:44:15,855 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:16,063 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:16,194 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:16,409 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-12-02 05:44:16,580 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2018-12-02 05:44:16,738 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-12-02 05:44:16,895 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:17,042 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2018-12-02 05:44:17,580 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:17,749 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-02 05:44:17,911 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-02 05:44:18,227 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2018-12-02 05:44:18,371 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-12-02 05:44:18,495 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 33 [2018-12-02 05:44:18,976 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2018-12-02 05:44:19,210 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-12-02 05:44:19,440 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:19,552 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-12-02 05:44:19,715 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:19,823 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-02 05:44:19,984 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:20,131 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2018-12-02 05:44:20,238 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2018-12-02 05:44:20,402 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:20,507 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2018-12-02 05:44:20,612 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-02 05:44:20,761 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:21,055 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:21,324 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:21,493 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-02 05:44:21,730 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 33 [2018-12-02 05:44:21,963 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:22,096 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2018-12-02 05:44:22,203 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2018-12-02 05:44:22,542 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-12-02 05:44:22,744 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-12-02 05:44:22,924 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:23,247 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-12-02 05:44:23,410 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 33 [2018-12-02 05:44:23,539 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2018-12-02 05:44:23,656 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-02 05:44:23,875 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-02 05:44:24,063 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 33 [2018-12-02 05:44:24,184 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 33 [2018-12-02 05:44:24,310 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2018-12-02 05:44:24,437 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-12-02 05:44:24,728 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2018-12-02 05:44:24,910 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:25,093 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-12-02 05:44:25,208 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-02 05:44:25,376 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-12-02 05:44:25,477 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-02 05:44:25,702 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-12-02 05:44:25,703 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 05:44:25,705 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-02 05:44:25,710 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-02 05:44:25,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:44:25 ImpRootNode [2018-12-02 05:44:25,711 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 05:44:25,711 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 05:44:25,711 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 05:44:25,711 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 05:44:25,712 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:40:30" (3/4) ... [2018-12-02 05:44:25,714 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 05:44:25,725 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-02 05:44:25,725 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 05:44:25,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 05:44:25,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 05:44:25,808 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d91e6de1-52f2-4c8b-980e-96d4cf9674a1/bin-2019/ukojak/witness.graphml [2018-12-02 05:44:25,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 05:44:25,809 INFO L168 Benchmark]: Toolchain (without parser) took 236973.46 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,809 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:44:25,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,810 INFO L168 Benchmark]: Boogie Preprocessor took 29.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:44:25,810 INFO L168 Benchmark]: RCFGBuilder took 1029.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.2 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,810 INFO L168 Benchmark]: CodeCheck took 235480.70 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 879.2 MB in the beginning and 1.1 GB in the end (delta: -252.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,810 INFO L168 Benchmark]: Witness Printer took 97.13 ms. Allocated memory is still 3.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-12-02 05:44:25,811 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, 225.0s OverallTime, 156 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1946157436 SDtfs, -1993877908 SDslu, 1205860120 SDs, 0 SdLazy, -1040779768 SolverSat, 1692503208 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 690.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277429 GetRequests, 268677 SyntacticMatches, 7064 SemanticMatches, 1688 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1981110 ImplicationChecksByTransitivity, 193.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 43867 NumberOfCodeBlocks, 43867 NumberOfCodeBlocksAsserted, 155 NumberOfCheckSat, 43712 ConstructedInterpolants, 0 QuantifiedInterpolants, 52289881 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 155 InterpolantComputations, 93 PerfectInterpolantSequences, 80292/88615 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: 529]: 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: ((((((!(a19 == 1) && !(a25 == 1)) && !(a28 == 8)) && !(a17 == 9)) || a17 == 8) || ((((a28 == 9 && !(a19 == 1)) && a17 == 7) && a21 == 1) && a11 == 1)) || (!(a25 == 1) && (a28 == 10 || !(a11 == 1)))) || (((((a17 == 7 && a19 == 1) && a28 == 7) && a21 == 1) && a25 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(a19 == 1) && !(a25 == 1)) && !(a28 == 8)) && !(a17 == 9)) || a17 == 8) || ((((a28 == 9 && !(a19 == 1)) && a17 == 7) && a21 == 1) && a11 == 1)) || (!(a25 == 1) && (a28 == 10 || !(a11 == 1)))) || (((((a17 == 7 && a19 == 1) && a28 == 7) && a21 == 1) && a25 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 296.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1029.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.2 MB in the end (delta: 223.9 MB). Peak memory consumption was 223.9 MB. Max. memory is 11.5 GB. * CodeCheck took 235480.70 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 879.2 MB in the beginning and 1.1 GB in the end (delta: -252.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 97.13 ms. Allocated memory is still 3.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...