./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/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 ede185df305af642a5265096891dc95893f4609c 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:06:33,414 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:06:33,415 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:06:33,423 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:06:33,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:06:33,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:06:33,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:06:33,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:06:33,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:06:33,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:06:33,427 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:06:33,427 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:06:33,428 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:06:33,428 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:06:33,429 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:06:33,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:06:33,430 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:06:33,431 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:06:33,433 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:06:33,433 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:06:33,434 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:06:33,435 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:06:33,436 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:06:33,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:06:33,436 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:06:33,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:06:33,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:06:33,437 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:06:33,438 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:06:33,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:06:33,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:06:33,439 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:06:33,440 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:06:33,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:06:33,440 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:06:33,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:06:33,441 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 00:06:33,448 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:06:33,449 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:06:33,449 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:06:33,449 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 00:06:33,450 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:06:33,450 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:06:33,450 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:06:33,450 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:06:33,450 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:06:33,451 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:06:33,452 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:06:33,452 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 00:06:33,452 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 00:06:33,452 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:06:33,452 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:06:33,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 00:06:33,452 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:06:33,453 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:06:33,453 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:06:33,453 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 00:06:33,453 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:06:33,453 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:06:33,453 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_1f79f00c-4110-4503-95ef-a77e9ccf4f92/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 -> ede185df305af642a5265096891dc95893f4609c [2018-11-23 00:06:33,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:06:33,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:06:33,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:06:33,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:06:33,486 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:06:33,486 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c [2018-11-23 00:06:33,532 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/data/6a2dcdffa/ed23fc7e51144855914767e349c1cef5/FLAGf928bc9e5 [2018-11-23 00:06:34,004 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:06:34,005 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c [2018-11-23 00:06:34,024 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/data/6a2dcdffa/ed23fc7e51144855914767e349c1cef5/FLAGf928bc9e5 [2018-11-23 00:06:34,291 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/data/6a2dcdffa/ed23fc7e51144855914767e349c1cef5 [2018-11-23 00:06:34,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:06:34,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:06:34,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:06:34,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:06:34,296 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:06:34,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:34,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583cd5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34, skipping insertion in model container [2018-11-23 00:06:34,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:34,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:06:34,365 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:06:34,771 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:06:34,775 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:06:34,948 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:06:34,957 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:06:34,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34 WrapperNode [2018-11-23 00:06:34,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:06:34,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:06:34,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:06:34,959 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:06:35,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:06:35,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:06:35,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:06:35,151 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:06:35,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... [2018-11-23 00:06:35,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:06:35,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:06:35,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:06:35,240 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:06:35,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 00:06:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:06:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:06:36,347 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:06:36,347 INFO L280 CfgBuilder]: Removed 25 assue(true) statements. [2018-11-23 00:06:36,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:36 BoogieIcfgContainer [2018-11-23 00:06:36,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:06:36,348 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 00:06:36,348 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 00:06:36,356 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 00:06:36,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:36" (1/1) ... [2018-11-23 00:06:36,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 235 states and 463 transitions. [2018-11-23 00:06:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 463 transitions. [2018-11-23 00:06:36,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 00:06:36,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 235 states and 421 transitions. [2018-11-23 00:06:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 421 transitions. [2018-11-23 00:06:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 00:06:36,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2018-11-23 00:06:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2018-11-23 00:06:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 00:06:36,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2018-11-23 00:06:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2018-11-23 00:06:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 00:06:36,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2018-11-23 00:06:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2018-11-23 00:06:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 00:06:37,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 250 states and 670 transitions. [2018-11-23 00:06:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 670 transitions. [2018-11-23 00:06:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 00:06:37,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 254 states and 732 transitions. [2018-11-23 00:06:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 732 transitions. [2018-11-23 00:06:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 00:06:37,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 264 states and 812 transitions. [2018-11-23 00:06:37,696 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 812 transitions. [2018-11-23 00:06:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 00:06:37,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 267 states and 816 transitions. [2018-11-23 00:06:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 816 transitions. [2018-11-23 00:06:37,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 00:06:37,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 272 states and 824 transitions. [2018-11-23 00:06:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 824 transitions. [2018-11-23 00:06:37,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 00:06:37,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:37,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 276 states and 888 transitions. [2018-11-23 00:06:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 888 transitions. [2018-11-23 00:06:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 00:06:38,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 289 states and 936 transitions. [2018-11-23 00:06:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 936 transitions. [2018-11-23 00:06:38,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 00:06:38,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 289 states and 934 transitions. [2018-11-23 00:06:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 934 transitions. [2018-11-23 00:06:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 00:06:38,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 290 states and 937 transitions. [2018-11-23 00:06:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 937 transitions. [2018-11-23 00:06:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 00:06:38,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 293 states and 997 transitions. [2018-11-23 00:06:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 997 transitions. [2018-11-23 00:06:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 00:06:38,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:06:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 294 states and 998 transitions. [2018-11-23 00:06:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 998 transitions. [2018-11-23 00:06:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 00:06:38,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 295 states and 1001 transitions. [2018-11-23 00:06:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1001 transitions. [2018-11-23 00:06:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 00:06:38,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 296 states and 1002 transitions. [2018-11-23 00:06:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1002 transitions. [2018-11-23 00:06:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 00:06:38,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,890 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 297 states and 1003 transitions. [2018-11-23 00:06:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1003 transitions. [2018-11-23 00:06:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 00:06:38,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:06:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 298 states and 1006 transitions. [2018-11-23 00:06:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1006 transitions. [2018-11-23 00:06:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 00:06:38,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 299 states and 1007 transitions. [2018-11-23 00:06:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1007 transitions. [2018-11-23 00:06:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 00:06:39,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 300 states and 1009 transitions. [2018-11-23 00:06:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1009 transitions. [2018-11-23 00:06:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 00:06:39,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 304 states and 1019 transitions. [2018-11-23 00:06:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1019 transitions. [2018-11-23 00:06:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 00:06:39,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,289 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 306 states and 1020 transitions. [2018-11-23 00:06:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1020 transitions. [2018-11-23 00:06:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 00:06:39,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 307 states and 1021 transitions. [2018-11-23 00:06:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1021 transitions. [2018-11-23 00:06:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 00:06:39,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 308 states and 1020 transitions. [2018-11-23 00:06:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1020 transitions. [2018-11-23 00:06:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 00:06:39,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 310 states and 1021 transitions. [2018-11-23 00:06:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1021 transitions. [2018-11-23 00:06:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 00:06:39,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:06:39,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 311 states and 1021 transitions. [2018-11-23 00:06:39,498 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1021 transitions. [2018-11-23 00:06:39,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 00:06:39,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 00:06:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 312 states and 1023 transitions. [2018-11-23 00:06:39,565 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1023 transitions. [2018-11-23 00:06:39,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 00:06:39,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 314 states and 1026 transitions. [2018-11-23 00:06:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1026 transitions. [2018-11-23 00:06:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 00:06:39,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 315 states and 1027 transitions. [2018-11-23 00:06:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1027 transitions. [2018-11-23 00:06:39,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 00:06:39,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,701 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 315 states and 1024 transitions. [2018-11-23 00:06:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1024 transitions. [2018-11-23 00:06:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 00:06:39,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 318 states and 1030 transitions. [2018-11-23 00:06:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1030 transitions. [2018-11-23 00:06:39,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:06:39,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 320 states and 1033 transitions. [2018-11-23 00:06:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1033 transitions. [2018-11-23 00:06:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:06:39,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:40,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 324 states and 1096 transitions. [2018-11-23 00:06:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1096 transitions. [2018-11-23 00:06:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:06:40,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 328 states and 1107 transitions. [2018-11-23 00:06:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1107 transitions. [2018-11-23 00:06:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:06:40,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 330 states and 1111 transitions. [2018-11-23 00:06:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1111 transitions. [2018-11-23 00:06:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:06:40,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 332 states and 1112 transitions. [2018-11-23 00:06:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1112 transitions. [2018-11-23 00:06:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 334 states and 1116 transitions. [2018-11-23 00:06:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1116 transitions. [2018-11-23 00:06:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 335 states and 1117 transitions. [2018-11-23 00:06:40,374 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1117 transitions. [2018-11-23 00:06:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 337 states and 1122 transitions. [2018-11-23 00:06:40,395 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1122 transitions. [2018-11-23 00:06:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 339 states and 1124 transitions. [2018-11-23 00:06:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1124 transitions. [2018-11-23 00:06:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 349 states and 1249 transitions. [2018-11-23 00:06:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1249 transitions. [2018-11-23 00:06:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:06:40,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,686 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:06:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 351 states and 1250 transitions. [2018-11-23 00:06:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1250 transitions. [2018-11-23 00:06:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 353 states and 1254 transitions. [2018-11-23 00:06:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1254 transitions. [2018-11-23 00:06:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 355 states and 1257 transitions. [2018-11-23 00:06:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1257 transitions. [2018-11-23 00:06:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 356 states and 1258 transitions. [2018-11-23 00:06:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1258 transitions. [2018-11-23 00:06:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:40,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 357 states and 1263 transitions. [2018-11-23 00:06:40,837 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1263 transitions. [2018-11-23 00:06:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 358 states and 1264 transitions. [2018-11-23 00:06:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1264 transitions. [2018-11-23 00:06:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:40,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:40,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 370 states and 1399 transitions. [2018-11-23 00:06:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1399 transitions. [2018-11-23 00:06:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 00:06:41,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 375 states and 1462 transitions. [2018-11-23 00:06:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1462 transitions. [2018-11-23 00:06:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 00:06:41,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:41,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 376 states and 1462 transitions. [2018-11-23 00:06:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1462 transitions. [2018-11-23 00:06:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 00:06:41,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:41,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 377 states and 1462 transitions. [2018-11-23 00:06:41,478 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1462 transitions. [2018-11-23 00:06:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 00:06:41,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 380 states and 1467 transitions. [2018-11-23 00:06:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1467 transitions. [2018-11-23 00:06:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 00:06:41,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 382 states and 1470 transitions. [2018-11-23 00:06:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1470 transitions. [2018-11-23 00:06:41,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 00:06:41,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 387 states and 1534 transitions. [2018-11-23 00:06:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1534 transitions. [2018-11-23 00:06:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 00:06:41,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 393 states and 1546 transitions. [2018-11-23 00:06:41,899 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1546 transitions. [2018-11-23 00:06:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 00:06:41,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 395 states and 1548 transitions. [2018-11-23 00:06:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1548 transitions. [2018-11-23 00:06:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 00:06:41,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 400 states and 1556 transitions. [2018-11-23 00:06:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1556 transitions. [2018-11-23 00:06:41,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 00:06:41,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:42,035 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 401 states and 1559 transitions. [2018-11-23 00:06:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1559 transitions. [2018-11-23 00:06:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 00:06:42,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 403 states and 1562 transitions. [2018-11-23 00:06:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1562 transitions. [2018-11-23 00:06:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 00:06:42,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 411 states and 1578 transitions. [2018-11-23 00:06:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1578 transitions. [2018-11-23 00:06:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 00:06:42,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:42,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 412 states and 1579 transitions. [2018-11-23 00:06:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1579 transitions. [2018-11-23 00:06:42,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 00:06:42,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:42,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 426 states and 1717 transitions. [2018-11-23 00:06:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1717 transitions. [2018-11-23 00:06:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 00:06:42,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 426 states and 1714 transitions. [2018-11-23 00:06:43,065 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1714 transitions. [2018-11-23 00:06:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 00:06:43,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 427 states and 1714 transitions. [2018-11-23 00:06:43,092 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1714 transitions. [2018-11-23 00:06:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 00:06:43,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 430 states and 1719 transitions. [2018-11-23 00:06:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1719 transitions. [2018-11-23 00:06:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 00:06:43,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 436 states and 1784 transitions. [2018-11-23 00:06:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1784 transitions. [2018-11-23 00:06:43,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 00:06:43,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 438 states and 1794 transitions. [2018-11-23 00:06:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1794 transitions. [2018-11-23 00:06:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 00:06:43,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 443 states and 1802 transitions. [2018-11-23 00:06:43,645 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1802 transitions. [2018-11-23 00:06:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 00:06:43,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 444 states and 1805 transitions. [2018-11-23 00:06:43,682 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1805 transitions. [2018-11-23 00:06:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 00:06:43,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 446 states and 1815 transitions. [2018-11-23 00:06:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1815 transitions. [2018-11-23 00:06:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 00:06:43,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:43,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 448 states and 1819 transitions. [2018-11-23 00:06:43,966 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1819 transitions. [2018-11-23 00:06:43,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 00:06:43,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:06:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 464 states and 1876 transitions. [2018-11-23 00:06:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1876 transitions. [2018-11-23 00:06:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 00:06:44,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:44,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 464 states and 1873 transitions. [2018-11-23 00:06:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1873 transitions. [2018-11-23 00:06:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 00:06:44,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:44,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 466 states and 1883 transitions. [2018-11-23 00:06:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1883 transitions. [2018-11-23 00:06:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 00:06:44,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 467 states and 1886 transitions. [2018-11-23 00:06:44,790 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1886 transitions. [2018-11-23 00:06:44,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 00:06:44,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:44,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 472 states and 1954 transitions. [2018-11-23 00:06:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1954 transitions. [2018-11-23 00:06:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 00:06:45,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 474 states and 1965 transitions. [2018-11-23 00:06:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1965 transitions. [2018-11-23 00:06:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 00:06:45,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:06:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 475 states and 1966 transitions. [2018-11-23 00:06:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1966 transitions. [2018-11-23 00:06:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 00:06:45,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:06:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 480 states and 2035 transitions. [2018-11-23 00:06:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 2035 transitions. [2018-11-23 00:06:46,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 00:06:46,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:46,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 481 states and 2037 transitions. [2018-11-23 00:06:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 2037 transitions. [2018-11-23 00:06:46,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:06:46,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,542 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 482 states and 2041 transitions. [2018-11-23 00:06:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 2041 transitions. [2018-11-23 00:06:46,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:06:46,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:47,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 484 states and 2053 transitions. [2018-11-23 00:06:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 2053 transitions. [2018-11-23 00:06:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:06:47,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 487 states and 2060 transitions. [2018-11-23 00:06:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 2060 transitions. [2018-11-23 00:06:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:06:47,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:06:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 488 states and 2061 transitions. [2018-11-23 00:06:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 2061 transitions. [2018-11-23 00:06:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 00:06:47,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:06:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 489 states and 2063 transitions. [2018-11-23 00:06:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 2063 transitions. [2018-11-23 00:06:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:47,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 490 states and 2066 transitions. [2018-11-23 00:06:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 2066 transitions. [2018-11-23 00:06:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:47,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 493 states and 2075 transitions. [2018-11-23 00:06:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 2075 transitions. [2018-11-23 00:06:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:47,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 497 states and 2142 transitions. [2018-11-23 00:06:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 2142 transitions. [2018-11-23 00:06:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:48,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,241 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 500 states and 2212 transitions. [2018-11-23 00:06:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 2212 transitions. [2018-11-23 00:06:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:48,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:48,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 502 states and 2226 transitions. [2018-11-23 00:06:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 2226 transitions. [2018-11-23 00:06:48,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:48,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 504 states and 2228 transitions. [2018-11-23 00:06:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2228 transitions. [2018-11-23 00:06:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:48,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 516 states and 2317 transitions. [2018-11-23 00:06:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2317 transitions. [2018-11-23 00:06:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:49,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,119 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 517 states and 2319 transitions. [2018-11-23 00:06:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 2319 transitions. [2018-11-23 00:06:49,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 518 states and 2322 transitions. [2018-11-23 00:06:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 2322 transitions. [2018-11-23 00:06:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:49,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 519 states and 2322 transitions. [2018-11-23 00:06:49,517 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 2322 transitions. [2018-11-23 00:06:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:06:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 520 states and 2324 transitions. [2018-11-23 00:06:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 2324 transitions. [2018-11-23 00:06:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:49,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 522 states and 2339 transitions. [2018-11-23 00:06:49,773 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 2339 transitions. [2018-11-23 00:06:49,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:49,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 524 states and 2341 transitions. [2018-11-23 00:06:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2341 transitions. [2018-11-23 00:06:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:49,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:50,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 532 states and 2355 transitions. [2018-11-23 00:06:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2355 transitions. [2018-11-23 00:06:50,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:50,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,014 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 533 states and 2356 transitions. [2018-11-23 00:06:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2356 transitions. [2018-11-23 00:06:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 00:06:50,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:50,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 534 states and 2357 transitions. [2018-11-23 00:06:50,068 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 2357 transitions. [2018-11-23 00:06:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 535 states and 2358 transitions. [2018-11-23 00:06:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 2358 transitions. [2018-11-23 00:06:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:06:50,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 536 states and 2361 transitions. [2018-11-23 00:06:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 2361 transitions. [2018-11-23 00:06:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,123 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:06:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 537 states and 2363 transitions. [2018-11-23 00:06:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2363 transitions. [2018-11-23 00:06:50,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 539 states and 2378 transitions. [2018-11-23 00:06:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 2378 transitions. [2018-11-23 00:06:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 541 states and 2380 transitions. [2018-11-23 00:06:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2380 transitions. [2018-11-23 00:06:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,343 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 544 states and 2387 transitions. [2018-11-23 00:06:50,595 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 2387 transitions. [2018-11-23 00:06:50,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 546 states and 2388 transitions. [2018-11-23 00:06:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2388 transitions. [2018-11-23 00:06:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:06:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 547 states and 2388 transitions. [2018-11-23 00:06:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2388 transitions. [2018-11-23 00:06:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 00:06:50,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 548 states and 2391 transitions. [2018-11-23 00:06:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2391 transitions. [2018-11-23 00:06:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:50,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 552 states and 2401 transitions. [2018-11-23 00:06:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 2401 transitions. [2018-11-23 00:06:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 554 states and 2402 transitions. [2018-11-23 00:06:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 2402 transitions. [2018-11-23 00:06:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:06:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 555 states and 2403 transitions. [2018-11-23 00:06:51,115 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2403 transitions. [2018-11-23 00:06:51,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:06:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 556 states and 2406 transitions. [2018-11-23 00:06:51,151 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 2406 transitions. [2018-11-23 00:06:51,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,163 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 557 states and 2408 transitions. [2018-11-23 00:06:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2408 transitions. [2018-11-23 00:06:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 559 states and 2423 transitions. [2018-11-23 00:06:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2423 transitions. [2018-11-23 00:06:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,463 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 561 states and 2425 transitions. [2018-11-23 00:06:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2425 transitions. [2018-11-23 00:06:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,502 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 563 states and 2427 transitions. [2018-11-23 00:06:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2427 transitions. [2018-11-23 00:06:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 00:06:51,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 565 states and 2431 transitions. [2018-11-23 00:06:51,766 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2431 transitions. [2018-11-23 00:06:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:51,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 566 states and 2427 transitions. [2018-11-23 00:06:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 2427 transitions. [2018-11-23 00:06:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:51,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 567 states and 2428 transitions. [2018-11-23 00:06:51,852 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2428 transitions. [2018-11-23 00:06:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:51,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 569 states and 2443 transitions. [2018-11-23 00:06:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2443 transitions. [2018-11-23 00:06:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:51,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 571 states and 2445 transitions. [2018-11-23 00:06:51,974 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 2445 transitions. [2018-11-23 00:06:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:51,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 573 states and 2447 transitions. [2018-11-23 00:06:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2447 transitions. [2018-11-23 00:06:52,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:52,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:52,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 575 states and 2450 transitions. [2018-11-23 00:06:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 2450 transitions. [2018-11-23 00:06:52,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:52,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,173 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 589 states and 2579 transitions. [2018-11-23 00:06:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 2579 transitions. [2018-11-23 00:06:52,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:52,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 590 states and 2585 transitions. [2018-11-23 00:06:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 2585 transitions. [2018-11-23 00:06:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 00:06:52,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 592 states and 2589 transitions. [2018-11-23 00:06:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2589 transitions. [2018-11-23 00:06:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:52,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 594 states and 2592 transitions. [2018-11-23 00:06:53,006 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2592 transitions. [2018-11-23 00:06:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 595 states and 2593 transitions. [2018-11-23 00:06:53,090 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 2593 transitions. [2018-11-23 00:06:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,155 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:53,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 604 states and 2612 transitions. [2018-11-23 00:06:53,390 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2612 transitions. [2018-11-23 00:06:53,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:06:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 605 states and 2613 transitions. [2018-11-23 00:06:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 2613 transitions. [2018-11-23 00:06:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 607 states and 2628 transitions. [2018-11-23 00:06:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2628 transitions. [2018-11-23 00:06:53,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 609 states and 2630 transitions. [2018-11-23 00:06:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2630 transitions. [2018-11-23 00:06:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:53,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 611 states and 2632 transitions. [2018-11-23 00:06:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 2632 transitions. [2018-11-23 00:06:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 613 states and 2635 transitions. [2018-11-23 00:06:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 2635 transitions. [2018-11-23 00:06:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:06:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:53,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 615 states and 2638 transitions. [2018-11-23 00:06:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 2638 transitions. [2018-11-23 00:06:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:53,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:54,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:54,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 624 states and 2757 transitions. [2018-11-23 00:06:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2757 transitions. [2018-11-23 00:06:54,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 00:06:54,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 639 states and 2815 transitions. [2018-11-23 00:06:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 2815 transitions. [2018-11-23 00:06:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:55,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 639 states and 2809 transitions. [2018-11-23 00:06:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 2809 transitions. [2018-11-23 00:06:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 643 states and 2819 transitions. [2018-11-23 00:06:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 2819 transitions. [2018-11-23 00:06:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:55,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 645 states and 2820 transitions. [2018-11-23 00:06:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 2820 transitions. [2018-11-23 00:06:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:06:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 646 states and 2820 transitions. [2018-11-23 00:06:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2820 transitions. [2018-11-23 00:06:55,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:06:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 647 states and 2824 transitions. [2018-11-23 00:06:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 2824 transitions. [2018-11-23 00:06:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 649 states and 2839 transitions. [2018-11-23 00:06:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 2839 transitions. [2018-11-23 00:06:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 651 states and 2841 transitions. [2018-11-23 00:06:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 2841 transitions. [2018-11-23 00:06:55,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 653 states and 2843 transitions. [2018-11-23 00:06:55,852 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 2843 transitions. [2018-11-23 00:06:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 655 states and 2846 transitions. [2018-11-23 00:06:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 2846 transitions. [2018-11-23 00:06:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,929 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:06:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:55,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 657 states and 2849 transitions. [2018-11-23 00:06:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 2849 transitions. [2018-11-23 00:06:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:55,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:56,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 657 states and 2845 transitions. [2018-11-23 00:06:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 2845 transitions. [2018-11-23 00:06:56,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:56,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:56,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 660 states and 2853 transitions. [2018-11-23 00:06:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 2853 transitions. [2018-11-23 00:06:56,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:56,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,113 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 660 states and 2852 transitions. [2018-11-23 00:06:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 2852 transitions. [2018-11-23 00:06:56,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 00:06:56,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 662 states and 2853 transitions. [2018-11-23 00:06:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 2853 transitions. [2018-11-23 00:06:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 664 states and 2855 transitions. [2018-11-23 00:06:56,343 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 2855 transitions. [2018-11-23 00:06:56,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,401 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 668 states and 2865 transitions. [2018-11-23 00:06:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 2865 transitions. [2018-11-23 00:06:56,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 670 states and 2880 transitions. [2018-11-23 00:06:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 2880 transitions. [2018-11-23 00:06:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 672 states and 2882 transitions. [2018-11-23 00:06:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2882 transitions. [2018-11-23 00:06:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,809 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:56,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 674 states and 2884 transitions. [2018-11-23 00:06:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2884 transitions. [2018-11-23 00:06:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,838 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 676 states and 2887 transitions. [2018-11-23 00:06:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2887 transitions. [2018-11-23 00:06:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:06:56,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 678 states and 2890 transitions. [2018-11-23 00:06:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2890 transitions. [2018-11-23 00:06:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:56,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 678 states and 2886 transitions. [2018-11-23 00:06:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2886 transitions. [2018-11-23 00:06:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:56,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 683 states and 2899 transitions. [2018-11-23 00:06:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 2899 transitions. [2018-11-23 00:06:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:57,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 685 states and 2902 transitions. [2018-11-23 00:06:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 2902 transitions. [2018-11-23 00:06:57,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:57,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,237 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 685 states and 2901 transitions. [2018-11-23 00:06:57,363 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 2901 transitions. [2018-11-23 00:06:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 00:06:57,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,410 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 687 states and 2902 transitions. [2018-11-23 00:06:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 2902 transitions. [2018-11-23 00:06:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:57,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 689 states and 2905 transitions. [2018-11-23 00:06:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 2905 transitions. [2018-11-23 00:06:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:57,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 690 states and 2906 transitions. [2018-11-23 00:06:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 2906 transitions. [2018-11-23 00:06:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:57,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 692 states and 2908 transitions. [2018-11-23 00:06:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2908 transitions. [2018-11-23 00:06:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:57,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,633 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:57,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 695 states and 2914 transitions. [2018-11-23 00:06:57,731 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 2914 transitions. [2018-11-23 00:06:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:57,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 710 states and 3025 transitions. [2018-11-23 00:06:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 3025 transitions. [2018-11-23 00:06:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 712 states and 3041 transitions. [2018-11-23 00:06:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 3041 transitions. [2018-11-23 00:06:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,167 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 714 states and 3043 transitions. [2018-11-23 00:06:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 3043 transitions. [2018-11-23 00:06:58,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:58,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 716 states and 3045 transitions. [2018-11-23 00:06:58,229 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 3045 transitions. [2018-11-23 00:06:58,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,237 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 718 states and 3048 transitions. [2018-11-23 00:06:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 3048 transitions. [2018-11-23 00:06:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,296 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:06:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 720 states and 3051 transitions. [2018-11-23 00:06:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 3051 transitions. [2018-11-23 00:06:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,345 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:06:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 720 states and 3047 transitions. [2018-11-23 00:06:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 3047 transitions. [2018-11-23 00:06:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:58,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:58,383 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:59,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 731 states and 3100 transitions. [2018-11-23 00:06:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 3100 transitions. [2018-11-23 00:06:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:59,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,173 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 733 states and 3104 transitions. [2018-11-23 00:06:59,329 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 3104 transitions. [2018-11-23 00:06:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 00:06:59,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:06:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 733 states and 3103 transitions. [2018-11-23 00:06:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 3103 transitions. [2018-11-23 00:06:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 735 states and 3106 transitions. [2018-11-23 00:06:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 3106 transitions. [2018-11-23 00:06:59,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 736 states and 3106 transitions. [2018-11-23 00:06:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 3106 transitions. [2018-11-23 00:06:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 737 states and 3107 transitions. [2018-11-23 00:06:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 3107 transitions. [2018-11-23 00:06:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:06:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 739 states and 3110 transitions. [2018-11-23 00:06:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 3110 transitions. [2018-11-23 00:06:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:06:59,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 742 states and 3116 transitions. [2018-11-23 00:06:59,695 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 3116 transitions. [2018-11-23 00:06:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:06:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 744 states and 3117 transitions. [2018-11-23 00:06:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 3117 transitions. [2018-11-23 00:06:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 746 states and 3133 transitions. [2018-11-23 00:06:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 3133 transitions. [2018-11-23 00:06:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 748 states and 3135 transitions. [2018-11-23 00:06:59,858 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 3135 transitions. [2018-11-23 00:06:59,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:06:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 750 states and 3137 transitions. [2018-11-23 00:06:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 3137 transitions. [2018-11-23 00:06:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,908 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:06:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:06:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 752 states and 3140 transitions. [2018-11-23 00:06:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 3140 transitions. [2018-11-23 00:06:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:06:59,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:06:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 754 states and 3143 transitions. [2018-11-23 00:07:00,013 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 3143 transitions. [2018-11-23 00:07:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:07:00,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 754 states and 3139 transitions. [2018-11-23 00:07:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 3139 transitions. [2018-11-23 00:07:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 00:07:00,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 756 states and 3141 transitions. [2018-11-23 00:07:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 3141 transitions. [2018-11-23 00:07:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:07:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 758 states and 3145 transitions. [2018-11-23 00:07:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 3145 transitions. [2018-11-23 00:07:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 759 states and 3145 transitions. [2018-11-23 00:07:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 3145 transitions. [2018-11-23 00:07:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,171 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 760 states and 3146 transitions. [2018-11-23 00:07:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 3146 transitions. [2018-11-23 00:07:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,195 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 762 states and 3149 transitions. [2018-11-23 00:07:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 3149 transitions. [2018-11-23 00:07:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 764 states and 3152 transitions. [2018-11-23 00:07:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 3152 transitions. [2018-11-23 00:07:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 00:07:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 766 states and 3153 transitions. [2018-11-23 00:07:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 3153 transitions. [2018-11-23 00:07:00,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 768 states and 3169 transitions. [2018-11-23 00:07:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 3169 transitions. [2018-11-23 00:07:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 770 states and 3171 transitions. [2018-11-23 00:07:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3171 transitions. [2018-11-23 00:07:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 772 states and 3173 transitions. [2018-11-23 00:07:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 3173 transitions. [2018-11-23 00:07:00,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,587 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 774 states and 3176 transitions. [2018-11-23 00:07:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 3176 transitions. [2018-11-23 00:07:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 776 states and 3179 transitions. [2018-11-23 00:07:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3179 transitions. [2018-11-23 00:07:00,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 776 states and 3175 transitions. [2018-11-23 00:07:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 3175 transitions. [2018-11-23 00:07:00,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 778 states and 3177 transitions. [2018-11-23 00:07:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3177 transitions. [2018-11-23 00:07:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 00:07:00,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,811 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 778 states and 3176 transitions. [2018-11-23 00:07:00,970 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3176 transitions. [2018-11-23 00:07:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:00,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:00,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 780 states and 3180 transitions. [2018-11-23 00:07:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 3180 transitions. [2018-11-23 00:07:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:00,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:07:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 781 states and 3181 transitions. [2018-11-23 00:07:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3181 transitions. [2018-11-23 00:07:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,030 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 782 states and 3182 transitions. [2018-11-23 00:07:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 3182 transitions. [2018-11-23 00:07:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 784 states and 3184 transitions. [2018-11-23 00:07:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 3184 transitions. [2018-11-23 00:07:01,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 00:07:01,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 786 states and 3185 transitions. [2018-11-23 00:07:01,128 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 3185 transitions. [2018-11-23 00:07:01,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 788 states and 3201 transitions. [2018-11-23 00:07:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 3201 transitions. [2018-11-23 00:07:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 790 states and 3203 transitions. [2018-11-23 00:07:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 3203 transitions. [2018-11-23 00:07:01,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 792 states and 3205 transitions. [2018-11-23 00:07:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 3205 transitions. [2018-11-23 00:07:01,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,325 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 794 states and 3208 transitions. [2018-11-23 00:07:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 3208 transitions. [2018-11-23 00:07:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 796 states and 3211 transitions. [2018-11-23 00:07:01,464 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 3211 transitions. [2018-11-23 00:07:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,473 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 796 states and 3207 transitions. [2018-11-23 00:07:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 3207 transitions. [2018-11-23 00:07:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 798 states and 3209 transitions. [2018-11-23 00:07:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 3209 transitions. [2018-11-23 00:07:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 798 states and 3208 transitions. [2018-11-23 00:07:01,590 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 3208 transitions. [2018-11-23 00:07:01,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 00:07:01,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 799 states and 3210 transitions. [2018-11-23 00:07:01,699 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 3210 transitions. [2018-11-23 00:07:01,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 801 states and 3213 transitions. [2018-11-23 00:07:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 3213 transitions. [2018-11-23 00:07:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:01,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 802 states and 3214 transitions. [2018-11-23 00:07:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 3214 transitions. [2018-11-23 00:07:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,770 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 803 states and 3214 transitions. [2018-11-23 00:07:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3214 transitions. [2018-11-23 00:07:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 805 states and 3216 transitions. [2018-11-23 00:07:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 3216 transitions. [2018-11-23 00:07:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 807 states and 3232 transitions. [2018-11-23 00:07:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3232 transitions. [2018-11-23 00:07:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 809 states and 3234 transitions. [2018-11-23 00:07:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3234 transitions. [2018-11-23 00:07:01,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:01,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 811 states and 3236 transitions. [2018-11-23 00:07:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3236 transitions. [2018-11-23 00:07:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 813 states and 3239 transitions. [2018-11-23 00:07:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 3239 transitions. [2018-11-23 00:07:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 815 states and 3242 transitions. [2018-11-23 00:07:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 3242 transitions. [2018-11-23 00:07:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,152 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:02,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 815 states and 3238 transitions. [2018-11-23 00:07:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 3238 transitions. [2018-11-23 00:07:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 817 states and 3240 transitions. [2018-11-23 00:07:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 3240 transitions. [2018-11-23 00:07:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 818 states and 3241 transitions. [2018-11-23 00:07:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 3241 transitions. [2018-11-23 00:07:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:07:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 819 states and 3245 transitions. [2018-11-23 00:07:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3245 transitions. [2018-11-23 00:07:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 00:07:02,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 820 states and 3247 transitions. [2018-11-23 00:07:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 3247 transitions. [2018-11-23 00:07:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 821 states and 3247 transitions. [2018-11-23 00:07:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 3247 transitions. [2018-11-23 00:07:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:02,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 823 states and 3249 transitions. [2018-11-23 00:07:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 3249 transitions. [2018-11-23 00:07:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 825 states and 3265 transitions. [2018-11-23 00:07:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 3265 transitions. [2018-11-23 00:07:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:02,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 827 states and 3267 transitions. [2018-11-23 00:07:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3267 transitions. [2018-11-23 00:07:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:02,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 829 states and 3269 transitions. [2018-11-23 00:07:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 3269 transitions. [2018-11-23 00:07:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 831 states and 3272 transitions. [2018-11-23 00:07:02,815 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 3272 transitions. [2018-11-23 00:07:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:02,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 833 states and 3275 transitions. [2018-11-23 00:07:02,866 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3275 transitions. [2018-11-23 00:07:02,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 833 states and 3271 transitions. [2018-11-23 00:07:02,905 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3271 transitions. [2018-11-23 00:07:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:02,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 834 states and 3275 transitions. [2018-11-23 00:07:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 3275 transitions. [2018-11-23 00:07:03,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:03,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 836 states and 3277 transitions. [2018-11-23 00:07:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 3277 transitions. [2018-11-23 00:07:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:03,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 838 states and 3284 transitions. [2018-11-23 00:07:03,468 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 3284 transitions. [2018-11-23 00:07:03,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:03,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:03,494 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:03,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 841 states and 3293 transitions. [2018-11-23 00:07:03,770 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 3293 transitions. [2018-11-23 00:07:03,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:03,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 842 states and 3296 transitions. [2018-11-23 00:07:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 3296 transitions. [2018-11-23 00:07:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:03,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 843 states and 3298 transitions. [2018-11-23 00:07:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 3298 transitions. [2018-11-23 00:07:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 00:07:04,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:07:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 844 states and 3300 transitions. [2018-11-23 00:07:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 3300 transitions. [2018-11-23 00:07:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 846 states and 3303 transitions. [2018-11-23 00:07:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 3303 transitions. [2018-11-23 00:07:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,106 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 847 states and 3303 transitions. [2018-11-23 00:07:04,117 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 3303 transitions. [2018-11-23 00:07:04,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 849 states and 3319 transitions. [2018-11-23 00:07:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3319 transitions. [2018-11-23 00:07:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 851 states and 3321 transitions. [2018-11-23 00:07:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3321 transitions. [2018-11-23 00:07:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 853 states and 3323 transitions. [2018-11-23 00:07:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 3323 transitions. [2018-11-23 00:07:04,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 855 states and 3326 transitions. [2018-11-23 00:07:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 3326 transitions. [2018-11-23 00:07:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 857 states and 3329 transitions. [2018-11-23 00:07:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3329 transitions. [2018-11-23 00:07:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 857 states and 3325 transitions. [2018-11-23 00:07:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3325 transitions. [2018-11-23 00:07:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:04,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 859 states and 3327 transitions. [2018-11-23 00:07:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3327 transitions. [2018-11-23 00:07:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 861 states and 3329 transitions. [2018-11-23 00:07:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 3329 transitions. [2018-11-23 00:07:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,510 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:07:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 863 states and 3330 transitions. [2018-11-23 00:07:04,536 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 3330 transitions. [2018-11-23 00:07:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:07:04,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,545 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 864 states and 3331 transitions. [2018-11-23 00:07:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 3331 transitions. [2018-11-23 00:07:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 865 states and 3331 transitions. [2018-11-23 00:07:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3331 transitions. [2018-11-23 00:07:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 867 states and 3347 transitions. [2018-11-23 00:07:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3347 transitions. [2018-11-23 00:07:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 869 states and 3349 transitions. [2018-11-23 00:07:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3349 transitions. [2018-11-23 00:07:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:04,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 871 states and 3351 transitions. [2018-11-23 00:07:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 3351 transitions. [2018-11-23 00:07:04,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,795 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 873 states and 3354 transitions. [2018-11-23 00:07:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 3354 transitions. [2018-11-23 00:07:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 875 states and 3357 transitions. [2018-11-23 00:07:04,909 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 3357 transitions. [2018-11-23 00:07:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:04,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 875 states and 3353 transitions. [2018-11-23 00:07:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 3353 transitions. [2018-11-23 00:07:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:04,960 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:04,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 877 states and 3355 transitions. [2018-11-23 00:07:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3355 transitions. [2018-11-23 00:07:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:04,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 879 states and 3357 transitions. [2018-11-23 00:07:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 3357 transitions. [2018-11-23 00:07:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:05,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,046 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 881 states and 3358 transitions. [2018-11-23 00:07:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 3358 transitions. [2018-11-23 00:07:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:05,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 883 states and 3359 transitions. [2018-11-23 00:07:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 3359 transitions. [2018-11-23 00:07:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:05,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 29 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:07:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 886 states and 3365 transitions. [2018-11-23 00:07:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 3365 transitions. [2018-11-23 00:07:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 00:07:05,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,149 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 887 states and 3366 transitions. [2018-11-23 00:07:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 3366 transitions. [2018-11-23 00:07:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 889 states and 3382 transitions. [2018-11-23 00:07:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3382 transitions. [2018-11-23 00:07:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 891 states and 3384 transitions. [2018-11-23 00:07:05,296 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 3384 transitions. [2018-11-23 00:07:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 893 states and 3386 transitions. [2018-11-23 00:07:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 3386 transitions. [2018-11-23 00:07:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 895 states and 3389 transitions. [2018-11-23 00:07:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 3389 transitions. [2018-11-23 00:07:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:05,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 897 states and 3392 transitions. [2018-11-23 00:07:05,464 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 3392 transitions. [2018-11-23 00:07:05,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,473 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 897 states and 3388 transitions. [2018-11-23 00:07:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 3388 transitions. [2018-11-23 00:07:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,513 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:05,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 899 states and 3390 transitions. [2018-11-23 00:07:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 3390 transitions. [2018-11-23 00:07:05,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 901 states and 3396 transitions. [2018-11-23 00:07:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 3396 transitions. [2018-11-23 00:07:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:05,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 902 states and 3399 transitions. [2018-11-23 00:07:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 3399 transitions. [2018-11-23 00:07:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 904 states and 3401 transitions. [2018-11-23 00:07:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 3401 transitions. [2018-11-23 00:07:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:06,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 906 states and 3408 transitions. [2018-11-23 00:07:06,336 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 3408 transitions. [2018-11-23 00:07:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 907 states and 3412 transitions. [2018-11-23 00:07:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3412 transitions. [2018-11-23 00:07:06,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:06,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 909 states and 3413 transitions. [2018-11-23 00:07:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 3413 transitions. [2018-11-23 00:07:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 911 states and 3414 transitions. [2018-11-23 00:07:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 3414 transitions. [2018-11-23 00:07:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:07:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 913 states and 3417 transitions. [2018-11-23 00:07:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 3417 transitions. [2018-11-23 00:07:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:07:06,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 913 states and 3416 transitions. [2018-11-23 00:07:06,768 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 3416 transitions. [2018-11-23 00:07:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:07:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 914 states and 3416 transitions. [2018-11-23 00:07:06,789 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 3416 transitions. [2018-11-23 00:07:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 00:07:06,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:06,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 915 states and 3419 transitions. [2018-11-23 00:07:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 3419 transitions. [2018-11-23 00:07:06,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:06,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 917 states and 3435 transitions. [2018-11-23 00:07:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 3435 transitions. [2018-11-23 00:07:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:06,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:06,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 919 states and 3437 transitions. [2018-11-23 00:07:06,936 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3437 transitions. [2018-11-23 00:07:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:06,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,960 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 921 states and 3439 transitions. [2018-11-23 00:07:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 3439 transitions. [2018-11-23 00:07:06,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:06,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 923 states and 3442 transitions. [2018-11-23 00:07:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 3442 transitions. [2018-11-23 00:07:07,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 925 states and 3445 transitions. [2018-11-23 00:07:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 3445 transitions. [2018-11-23 00:07:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 925 states and 3441 transitions. [2018-11-23 00:07:07,132 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 3441 transitions. [2018-11-23 00:07:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,141 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:07,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 927 states and 3445 transitions. [2018-11-23 00:07:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 3445 transitions. [2018-11-23 00:07:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 929 states and 3447 transitions. [2018-11-23 00:07:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 3447 transitions. [2018-11-23 00:07:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,392 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:07,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 931 states and 3449 transitions. [2018-11-23 00:07:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 3449 transitions. [2018-11-23 00:07:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 933 states and 3451 transitions. [2018-11-23 00:07:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 3451 transitions. [2018-11-23 00:07:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,482 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 935 states and 3455 transitions. [2018-11-23 00:07:07,685 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 3455 transitions. [2018-11-23 00:07:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:07,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:07:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 944 states and 3496 transitions. [2018-11-23 00:07:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 3496 transitions. [2018-11-23 00:07:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 00:07:08,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:07:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 944 states and 3495 transitions. [2018-11-23 00:07:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 3495 transitions. [2018-11-23 00:07:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 946 states and 3511 transitions. [2018-11-23 00:07:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 3511 transitions. [2018-11-23 00:07:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,362 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 948 states and 3513 transitions. [2018-11-23 00:07:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 3513 transitions. [2018-11-23 00:07:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 950 states and 3515 transitions. [2018-11-23 00:07:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 3515 transitions. [2018-11-23 00:07:08,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 952 states and 3518 transitions. [2018-11-23 00:07:08,511 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 3518 transitions. [2018-11-23 00:07:08,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 954 states and 3521 transitions. [2018-11-23 00:07:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 3521 transitions. [2018-11-23 00:07:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:08,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 954 states and 3517 transitions. [2018-11-23 00:07:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 3517 transitions. [2018-11-23 00:07:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,615 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 956 states and 3520 transitions. [2018-11-23 00:07:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 3520 transitions. [2018-11-23 00:07:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:08,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 958 states and 3522 transitions. [2018-11-23 00:07:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 3522 transitions. [2018-11-23 00:07:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:08,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:08,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 961 states and 3531 transitions. [2018-11-23 00:07:08,985 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 3531 transitions. [2018-11-23 00:07:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:08,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 963 states and 3533 transitions. [2018-11-23 00:07:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 3533 transitions. [2018-11-23 00:07:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,044 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:09,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 964 states and 3537 transitions. [2018-11-23 00:07:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 3537 transitions. [2018-11-23 00:07:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 966 states and 3539 transitions. [2018-11-23 00:07:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 3539 transitions. [2018-11-23 00:07:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 968 states and 3542 transitions. [2018-11-23 00:07:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 3542 transitions. [2018-11-23 00:07:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 970 states and 3551 transitions. [2018-11-23 00:07:09,497 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 3551 transitions. [2018-11-23 00:07:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:09,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 972 states and 3555 transitions. [2018-11-23 00:07:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 3555 transitions. [2018-11-23 00:07:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 973 states and 3556 transitions. [2018-11-23 00:07:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 3556 transitions. [2018-11-23 00:07:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,747 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 975 states and 3563 transitions. [2018-11-23 00:07:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 3563 transitions. [2018-11-23 00:07:09,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:09,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 978 states and 3569 transitions. [2018-11-23 00:07:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 3569 transitions. [2018-11-23 00:07:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 00:07:09,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 978 states and 3568 transitions. [2018-11-23 00:07:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 3568 transitions. [2018-11-23 00:07:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 980 states and 3584 transitions. [2018-11-23 00:07:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 3584 transitions. [2018-11-23 00:07:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 982 states and 3586 transitions. [2018-11-23 00:07:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 3586 transitions. [2018-11-23 00:07:10,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 984 states and 3588 transitions. [2018-11-23 00:07:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 3588 transitions. [2018-11-23 00:07:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 986 states and 3591 transitions. [2018-11-23 00:07:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 3591 transitions. [2018-11-23 00:07:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 988 states and 3594 transitions. [2018-11-23 00:07:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 3594 transitions. [2018-11-23 00:07:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 988 states and 3590 transitions. [2018-11-23 00:07:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 3590 transitions. [2018-11-23 00:07:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 990 states and 3593 transitions. [2018-11-23 00:07:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 3593 transitions. [2018-11-23 00:07:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 992 states and 3595 transitions. [2018-11-23 00:07:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 3595 transitions. [2018-11-23 00:07:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 994 states and 3600 transitions. [2018-11-23 00:07:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 3600 transitions. [2018-11-23 00:07:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,683 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 996 states and 3602 transitions. [2018-11-23 00:07:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 3602 transitions. [2018-11-23 00:07:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:10,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 999 states and 3609 transitions. [2018-11-23 00:07:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 3609 transitions. [2018-11-23 00:07:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1001 states and 3611 transitions. [2018-11-23 00:07:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 3611 transitions. [2018-11-23 00:07:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1002 states and 3615 transitions. [2018-11-23 00:07:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 3615 transitions. [2018-11-23 00:07:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:11,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1004 states and 3619 transitions. [2018-11-23 00:07:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 3619 transitions. [2018-11-23 00:07:11,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1006 states and 3622 transitions. [2018-11-23 00:07:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 3622 transitions. [2018-11-23 00:07:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1011 states and 3633 transitions. [2018-11-23 00:07:11,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 3633 transitions. [2018-11-23 00:07:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:11,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 1013 states and 3639 transitions. [2018-11-23 00:07:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 3639 transitions. [2018-11-23 00:07:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:11,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1015 states and 3645 transitions. [2018-11-23 00:07:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 3645 transitions. [2018-11-23 00:07:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:12,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 1016 states and 3649 transitions. [2018-11-23 00:07:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 3649 transitions. [2018-11-23 00:07:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:12,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1017 states and 3652 transitions. [2018-11-23 00:07:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 3652 transitions. [2018-11-23 00:07:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:12,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1019 states and 3653 transitions. [2018-11-23 00:07:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 3653 transitions. [2018-11-23 00:07:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:12,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1029 states and 3697 transitions. [2018-11-23 00:07:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 3697 transitions. [2018-11-23 00:07:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 00:07:13,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 31 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1029 states and 3696 transitions. [2018-11-23 00:07:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 3696 transitions. [2018-11-23 00:07:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1031 states and 3712 transitions. [2018-11-23 00:07:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 3712 transitions. [2018-11-23 00:07:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1033 states and 3714 transitions. [2018-11-23 00:07:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 3714 transitions. [2018-11-23 00:07:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1035 states and 3716 transitions. [2018-11-23 00:07:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 3716 transitions. [2018-11-23 00:07:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 1037 states and 3719 transitions. [2018-11-23 00:07:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 3719 transitions. [2018-11-23 00:07:13,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1039 states and 3722 transitions. [2018-11-23 00:07:13,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 3722 transitions. [2018-11-23 00:07:13,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1039 states and 3718 transitions. [2018-11-23 00:07:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 3718 transitions. [2018-11-23 00:07:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,797 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1041 states and 3721 transitions. [2018-11-23 00:07:13,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 3721 transitions. [2018-11-23 00:07:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1043 states and 3723 transitions. [2018-11-23 00:07:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 3723 transitions. [2018-11-23 00:07:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1045 states and 3728 transitions. [2018-11-23 00:07:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 3728 transitions. [2018-11-23 00:07:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:13,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1047 states and 3730 transitions. [2018-11-23 00:07:13,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 3730 transitions. [2018-11-23 00:07:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:13,979 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:13,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1049 states and 3732 transitions. [2018-11-23 00:07:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 3732 transitions. [2018-11-23 00:07:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:13,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1051 states and 3736 transitions. [2018-11-23 00:07:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 3736 transitions. [2018-11-23 00:07:14,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:14,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1053 states and 3738 transitions. [2018-11-23 00:07:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 3738 transitions. [2018-11-23 00:07:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:14,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1055 states and 3740 transitions. [2018-11-23 00:07:14,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 3740 transitions. [2018-11-23 00:07:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:14,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 1057 states and 3743 transitions. [2018-11-23 00:07:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 3743 transitions. [2018-11-23 00:07:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,163 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 1059 states and 3749 transitions. [2018-11-23 00:07:14,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 3749 transitions. [2018-11-23 00:07:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1061 states and 3751 transitions. [2018-11-23 00:07:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 3751 transitions. [2018-11-23 00:07:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1063 states and 3752 transitions. [2018-11-23 00:07:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 3752 transitions. [2018-11-23 00:07:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 00:07:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 1065 states and 3753 transitions. [2018-11-23 00:07:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 3753 transitions. [2018-11-23 00:07:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,284 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1065 states and 3752 transitions. [2018-11-23 00:07:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 3752 transitions. [2018-11-23 00:07:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 00:07:14,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 37 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 1066 states and 3753 transitions. [2018-11-23 00:07:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3753 transitions. [2018-11-23 00:07:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:14,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1068 states and 3769 transitions. [2018-11-23 00:07:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 3769 transitions. [2018-11-23 00:07:14,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:14,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1070 states and 3771 transitions. [2018-11-23 00:07:14,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 3771 transitions. [2018-11-23 00:07:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 1072 states and 3773 transitions. [2018-11-23 00:07:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 3773 transitions. [2018-11-23 00:07:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1074 states and 3776 transitions. [2018-11-23 00:07:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 3776 transitions. [2018-11-23 00:07:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1076 states and 3779 transitions. [2018-11-23 00:07:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 3779 transitions. [2018-11-23 00:07:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1076 states and 3775 transitions. [2018-11-23 00:07:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 3775 transitions. [2018-11-23 00:07:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:14,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1078 states and 3778 transitions. [2018-11-23 00:07:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 3778 transitions. [2018-11-23 00:07:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,857 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1080 states and 3780 transitions. [2018-11-23 00:07:14,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 3780 transitions. [2018-11-23 00:07:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:14,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1082 states and 3782 transitions. [2018-11-23 00:07:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 3782 transitions. [2018-11-23 00:07:14,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:14,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 1084 states and 3787 transitions. [2018-11-23 00:07:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 3787 transitions. [2018-11-23 00:07:15,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,028 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 1086 states and 3789 transitions. [2018-11-23 00:07:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 3789 transitions. [2018-11-23 00:07:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1088 states and 3791 transitions. [2018-11-23 00:07:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 3791 transitions. [2018-11-23 00:07:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1090 states and 3794 transitions. [2018-11-23 00:07:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 3794 transitions. [2018-11-23 00:07:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1092 states and 3800 transitions. [2018-11-23 00:07:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 3800 transitions. [2018-11-23 00:07:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,167 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1094 states and 3802 transitions. [2018-11-23 00:07:15,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 3802 transitions. [2018-11-23 00:07:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,195 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 00:07:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 1096 states and 3803 transitions. [2018-11-23 00:07:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 3803 transitions. [2018-11-23 00:07:15,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 00:07:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1098 states and 3804 transitions. [2018-11-23 00:07:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 3804 transitions. [2018-11-23 00:07:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 00:07:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1100 states and 3805 transitions. [2018-11-23 00:07:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 3805 transitions. [2018-11-23 00:07:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1102 states and 3809 transitions. [2018-11-23 00:07:15,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 3809 transitions. [2018-11-23 00:07:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 1104 states and 3811 transitions. [2018-11-23 00:07:15,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 3811 transitions. [2018-11-23 00:07:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:15,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1104 states and 3810 transitions. [2018-11-23 00:07:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 3810 transitions. [2018-11-23 00:07:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:15,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1105 states and 3812 transitions. [2018-11-23 00:07:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 3812 transitions. [2018-11-23 00:07:15,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 38 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1106 states and 3812 transitions. [2018-11-23 00:07:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3812 transitions. [2018-11-23 00:07:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 00:07:15,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 37 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1107 states and 3814 transitions. [2018-11-23 00:07:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 3814 transitions. [2018-11-23 00:07:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:15,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1109 states and 3830 transitions. [2018-11-23 00:07:15,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 3830 transitions. [2018-11-23 00:07:15,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:15,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,854 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 1111 states and 3832 transitions. [2018-11-23 00:07:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 3832 transitions. [2018-11-23 00:07:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:15,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1113 states and 3834 transitions. [2018-11-23 00:07:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 3834 transitions. [2018-11-23 00:07:15,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:15,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:15,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1115 states and 3837 transitions. [2018-11-23 00:07:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3837 transitions. [2018-11-23 00:07:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:15,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,003 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1117 states and 3840 transitions. [2018-11-23 00:07:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3840 transitions. [2018-11-23 00:07:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1117 states and 3836 transitions. [2018-11-23 00:07:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3836 transitions. [2018-11-23 00:07:16,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:16,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 1119 states and 3839 transitions. [2018-11-23 00:07:16,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3839 transitions. [2018-11-23 00:07:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:16,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 1121 states and 3843 transitions. [2018-11-23 00:07:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 3843 transitions. [2018-11-23 00:07:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:16,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 1123 states and 3845 transitions. [2018-11-23 00:07:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3845 transitions. [2018-11-23 00:07:16,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1125 states and 3847 transitions. [2018-11-23 00:07:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3847 transitions. [2018-11-23 00:07:16,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,247 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:16,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1127 states and 3852 transitions. [2018-11-23 00:07:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3852 transitions. [2018-11-23 00:07:16,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1129 states and 3854 transitions. [2018-11-23 00:07:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 3854 transitions. [2018-11-23 00:07:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1131 states and 3856 transitions. [2018-11-23 00:07:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 3856 transitions. [2018-11-23 00:07:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:16,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1133 states and 3858 transitions. [2018-11-23 00:07:16,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3858 transitions. [2018-11-23 00:07:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 1135 states and 3861 transitions. [2018-11-23 00:07:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 3861 transitions. [2018-11-23 00:07:16,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1137 states and 3867 transitions. [2018-11-23 00:07:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 3867 transitions. [2018-11-23 00:07:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1139 states and 3869 transitions. [2018-11-23 00:07:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 3869 transitions. [2018-11-23 00:07:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 00:07:16,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1139 states and 3868 transitions. [2018-11-23 00:07:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 3868 transitions. [2018-11-23 00:07:16,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 1141 states and 3884 transitions. [2018-11-23 00:07:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3884 transitions. [2018-11-23 00:07:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1143 states and 3886 transitions. [2018-11-23 00:07:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 3886 transitions. [2018-11-23 00:07:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1145 states and 3888 transitions. [2018-11-23 00:07:16,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 3888 transitions. [2018-11-23 00:07:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 1147 states and 3891 transitions. [2018-11-23 00:07:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3891 transitions. [2018-11-23 00:07:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,789 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1149 states and 3894 transitions. [2018-11-23 00:07:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3894 transitions. [2018-11-23 00:07:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:16,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 1149 states and 3890 transitions. [2018-11-23 00:07:16,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3890 transitions. [2018-11-23 00:07:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 1151 states and 3893 transitions. [2018-11-23 00:07:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 3893 transitions. [2018-11-23 00:07:16,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,930 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:16,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1153 states and 3897 transitions. [2018-11-23 00:07:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3897 transitions. [2018-11-23 00:07:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:16,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 1155 states and 3899 transitions. [2018-11-23 00:07:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 3899 transitions. [2018-11-23 00:07:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:17,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 1157 states and 3904 transitions. [2018-11-23 00:07:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 3904 transitions. [2018-11-23 00:07:17,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:17,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1159 states and 3906 transitions. [2018-11-23 00:07:17,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3906 transitions. [2018-11-23 00:07:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:17,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1161 states and 3908 transitions. [2018-11-23 00:07:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3908 transitions. [2018-11-23 00:07:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1163 states and 3910 transitions. [2018-11-23 00:07:17,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3910 transitions. [2018-11-23 00:07:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 1165 states and 3913 transitions. [2018-11-23 00:07:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 3913 transitions. [2018-11-23 00:07:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1167 states and 3919 transitions. [2018-11-23 00:07:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 3919 transitions. [2018-11-23 00:07:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3921 states to 1169 states and 3921 transitions. [2018-11-23 00:07:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 3921 transitions. [2018-11-23 00:07:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 1169 states and 3920 transitions. [2018-11-23 00:07:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 3920 transitions. [2018-11-23 00:07:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1171 states and 3922 transitions. [2018-11-23 00:07:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3922 transitions. [2018-11-23 00:07:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 1172 states and 3925 transitions. [2018-11-23 00:07:17,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3925 transitions. [2018-11-23 00:07:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 00:07:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1172 states and 3924 transitions. [2018-11-23 00:07:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3924 transitions. [2018-11-23 00:07:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,819 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:07:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 1174 states and 3925 transitions. [2018-11-23 00:07:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 3925 transitions. [2018-11-23 00:07:17,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 00:07:17,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 00:07:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1175 states and 3926 transitions. [2018-11-23 00:07:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 3926 transitions. [2018-11-23 00:07:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:17,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1177 states and 3942 transitions. [2018-11-23 00:07:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 3942 transitions. [2018-11-23 00:07:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:17,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1179 states and 3944 transitions. [2018-11-23 00:07:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 3944 transitions. [2018-11-23 00:07:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1181 states and 3946 transitions. [2018-11-23 00:07:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3946 transitions. [2018-11-23 00:07:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,060 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:18,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 1183 states and 3949 transitions. [2018-11-23 00:07:18,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 3949 transitions. [2018-11-23 00:07:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1185 states and 3952 transitions. [2018-11-23 00:07:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 3952 transitions. [2018-11-23 00:07:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1185 states and 3948 transitions. [2018-11-23 00:07:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 3948 transitions. [2018-11-23 00:07:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1187 states and 3951 transitions. [2018-11-23 00:07:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 3951 transitions. [2018-11-23 00:07:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,274 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 1189 states and 3953 transitions. [2018-11-23 00:07:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 3953 transitions. [2018-11-23 00:07:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1191 states and 3958 transitions. [2018-11-23 00:07:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 3958 transitions. [2018-11-23 00:07:18,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,387 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:18,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1193 states and 3960 transitions. [2018-11-23 00:07:18,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3960 transitions. [2018-11-23 00:07:18,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 1195 states and 3962 transitions. [2018-11-23 00:07:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 3962 transitions. [2018-11-23 00:07:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,469 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1197 states and 3964 transitions. [2018-11-23 00:07:18,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3964 transitions. [2018-11-23 00:07:18,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1199 states and 3967 transitions. [2018-11-23 00:07:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 3967 transitions. [2018-11-23 00:07:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,547 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 1201 states and 3973 transitions. [2018-11-23 00:07:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 3973 transitions. [2018-11-23 00:07:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1203 states and 3975 transitions. [2018-11-23 00:07:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 3975 transitions. [2018-11-23 00:07:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,630 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 00:07:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1203 states and 3974 transitions. [2018-11-23 00:07:18,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 3974 transitions. [2018-11-23 00:07:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 1205 states and 3978 transitions. [2018-11-23 00:07:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3978 transitions. [2018-11-23 00:07:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1207 states and 3980 transitions. [2018-11-23 00:07:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 3980 transitions. [2018-11-23 00:07:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,741 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 1205 states and 3973 transitions. [2018-11-23 00:07:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3973 transitions. [2018-11-23 00:07:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 00:07:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1206 states and 3975 transitions. [2018-11-23 00:07:18,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 3975 transitions. [2018-11-23 00:07:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:18,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 00:07:19,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 1207 states and 3977 transitions. [2018-11-23 00:07:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 3977 transitions. [2018-11-23 00:07:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:19,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1208 states and 3979 transitions. [2018-11-23 00:07:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3979 transitions. [2018-11-23 00:07:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:19,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:07:19,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1210 states and 3980 transitions. [2018-11-23 00:07:19,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 3980 transitions. [2018-11-23 00:07:19,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:19,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 00:07:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1211 states and 3980 transitions. [2018-11-23 00:07:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3980 transitions. [2018-11-23 00:07:19,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 00:07:19,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 00:07:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1212 states and 3982 transitions. [2018-11-23 00:07:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3982 transitions. [2018-11-23 00:07:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 1214 states and 3998 transitions. [2018-11-23 00:07:19,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3998 transitions. [2018-11-23 00:07:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 1216 states and 4000 transitions. [2018-11-23 00:07:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 4000 transitions. [2018-11-23 00:07:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 1218 states and 4002 transitions. [2018-11-23 00:07:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 4002 transitions. [2018-11-23 00:07:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:19,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1220 states and 4005 transitions. [2018-11-23 00:07:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 4005 transitions. [2018-11-23 00:07:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 1222 states and 4008 transitions. [2018-11-23 00:07:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 4008 transitions. [2018-11-23 00:07:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,526 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 1222 states and 4004 transitions. [2018-11-23 00:07:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 4004 transitions. [2018-11-23 00:07:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,578 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 1224 states and 4007 transitions. [2018-11-23 00:07:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 4007 transitions. [2018-11-23 00:07:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 1226 states and 4011 transitions. [2018-11-23 00:07:19,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 4011 transitions. [2018-11-23 00:07:19,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 1228 states and 4013 transitions. [2018-11-23 00:07:19,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 4013 transitions. [2018-11-23 00:07:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 1230 states and 4018 transitions. [2018-11-23 00:07:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 4018 transitions. [2018-11-23 00:07:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 1232 states and 4020 transitions. [2018-11-23 00:07:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 4020 transitions. [2018-11-23 00:07:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 1234 states and 4022 transitions. [2018-11-23 00:07:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 4022 transitions. [2018-11-23 00:07:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,856 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 1236 states and 4024 transitions. [2018-11-23 00:07:19,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 4024 transitions. [2018-11-23 00:07:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:19,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 1238 states and 4027 transitions. [2018-11-23 00:07:19,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 4027 transitions. [2018-11-23 00:07:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:19,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:19,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 1240 states and 4033 transitions. [2018-11-23 00:07:19,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 4033 transitions. [2018-11-23 00:07:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:19,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 1242 states and 4035 transitions. [2018-11-23 00:07:20,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 4035 transitions. [2018-11-23 00:07:20,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:20,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 1244 states and 4037 transitions. [2018-11-23 00:07:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 4037 transitions. [2018-11-23 00:07:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:20,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 1246 states and 4038 transitions. [2018-11-23 00:07:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 4038 transitions. [2018-11-23 00:07:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 00:07:20,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 00:07:20,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 1247 states and 4039 transitions. [2018-11-23 00:07:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 4039 transitions. [2018-11-23 00:07:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 1249 states and 4055 transitions. [2018-11-23 00:07:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 4055 transitions. [2018-11-23 00:07:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 1251 states and 4057 transitions. [2018-11-23 00:07:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 4057 transitions. [2018-11-23 00:07:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:20,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 1253 states and 4059 transitions. [2018-11-23 00:07:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 4059 transitions. [2018-11-23 00:07:20,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,334 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 1255 states and 4062 transitions. [2018-11-23 00:07:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 4062 transitions. [2018-11-23 00:07:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,397 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:20,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 1257 states and 4065 transitions. [2018-11-23 00:07:20,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 4065 transitions. [2018-11-23 00:07:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 1257 states and 4061 transitions. [2018-11-23 00:07:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 4061 transitions. [2018-11-23 00:07:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 1259 states and 4064 transitions. [2018-11-23 00:07:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 4064 transitions. [2018-11-23 00:07:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 1261 states and 4068 transitions. [2018-11-23 00:07:20,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 4068 transitions. [2018-11-23 00:07:20,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,589 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 1263 states and 4070 transitions. [2018-11-23 00:07:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 4070 transitions. [2018-11-23 00:07:20,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,647 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 1265 states and 4075 transitions. [2018-11-23 00:07:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 4075 transitions. [2018-11-23 00:07:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,707 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:20,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 1267 states and 4077 transitions. [2018-11-23 00:07:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 4077 transitions. [2018-11-23 00:07:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 1269 states and 4079 transitions. [2018-11-23 00:07:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 4079 transitions. [2018-11-23 00:07:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 1271 states and 4081 transitions. [2018-11-23 00:07:20,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 4081 transitions. [2018-11-23 00:07:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,811 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 1273 states and 4083 transitions. [2018-11-23 00:07:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 4083 transitions. [2018-11-23 00:07:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1275 states and 4086 transitions. [2018-11-23 00:07:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 4086 transitions. [2018-11-23 00:07:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:20,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 1277 states and 4092 transitions. [2018-11-23 00:07:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 4092 transitions. [2018-11-23 00:07:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 1279 states and 4094 transitions. [2018-11-23 00:07:20,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 4094 transitions. [2018-11-23 00:07:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:20,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 46 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 1279 states and 4093 transitions. [2018-11-23 00:07:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 4093 transitions. [2018-11-23 00:07:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 00:07:21,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:07:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 1280 states and 4094 transitions. [2018-11-23 00:07:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 4094 transitions. [2018-11-23 00:07:21,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1282 states and 4110 transitions. [2018-11-23 00:07:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 4110 transitions. [2018-11-23 00:07:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,161 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 1284 states and 4112 transitions. [2018-11-23 00:07:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 4112 transitions. [2018-11-23 00:07:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1286 states and 4114 transitions. [2018-11-23 00:07:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 4114 transitions. [2018-11-23 00:07:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 1288 states and 4117 transitions. [2018-11-23 00:07:21,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 4117 transitions. [2018-11-23 00:07:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 1290 states and 4120 transitions. [2018-11-23 00:07:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 4120 transitions. [2018-11-23 00:07:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,396 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 1290 states and 4116 transitions. [2018-11-23 00:07:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 4116 transitions. [2018-11-23 00:07:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 1292 states and 4119 transitions. [2018-11-23 00:07:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 4119 transitions. [2018-11-23 00:07:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,479 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 1294 states and 4123 transitions. [2018-11-23 00:07:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 4123 transitions. [2018-11-23 00:07:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,530 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:21,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 1296 states and 4125 transitions. [2018-11-23 00:07:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 4125 transitions. [2018-11-23 00:07:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 1298 states and 4127 transitions. [2018-11-23 00:07:21,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 4127 transitions. [2018-11-23 00:07:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 1300 states and 4132 transitions. [2018-11-23 00:07:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 4132 transitions. [2018-11-23 00:07:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 1302 states and 4134 transitions. [2018-11-23 00:07:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 4134 transitions. [2018-11-23 00:07:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 1304 states and 4136 transitions. [2018-11-23 00:07:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 4136 transitions. [2018-11-23 00:07:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:21,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 1306 states and 4139 transitions. [2018-11-23 00:07:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 4139 transitions. [2018-11-23 00:07:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 1308 states and 4145 transitions. [2018-11-23 00:07:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 4145 transitions. [2018-11-23 00:07:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,851 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 1310 states and 4147 transitions. [2018-11-23 00:07:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 4147 transitions. [2018-11-23 00:07:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:21,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 00:07:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 1310 states and 4146 transitions. [2018-11-23 00:07:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 4146 transitions. [2018-11-23 00:07:22,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 1312 states and 4148 transitions. [2018-11-23 00:07:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 4148 transitions. [2018-11-23 00:07:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:07:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 1310 states and 4141 transitions. [2018-11-23 00:07:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 4141 transitions. [2018-11-23 00:07:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 00:07:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 1311 states and 4141 transitions. [2018-11-23 00:07:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 4141 transitions. [2018-11-23 00:07:22,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:07:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 1312 states and 4144 transitions. [2018-11-23 00:07:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 4144 transitions. [2018-11-23 00:07:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 1316 states and 4153 transitions. [2018-11-23 00:07:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 4153 transitions. [2018-11-23 00:07:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 45 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 1320 states and 4161 transitions. [2018-11-23 00:07:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 4161 transitions. [2018-11-23 00:07:22,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 00:07:22,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,518 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:07:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 1322 states and 4162 transitions. [2018-11-23 00:07:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 4162 transitions. [2018-11-23 00:07:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 1324 states and 4178 transitions. [2018-11-23 00:07:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 4178 transitions. [2018-11-23 00:07:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 1326 states and 4180 transitions. [2018-11-23 00:07:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 4180 transitions. [2018-11-23 00:07:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 1328 states and 4182 transitions. [2018-11-23 00:07:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 4182 transitions. [2018-11-23 00:07:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 1330 states and 4185 transitions. [2018-11-23 00:07:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 4185 transitions. [2018-11-23 00:07:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,815 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 1332 states and 4188 transitions. [2018-11-23 00:07:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 4188 transitions. [2018-11-23 00:07:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 1332 states and 4184 transitions. [2018-11-23 00:07:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 4184 transitions. [2018-11-23 00:07:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:22,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 1334 states and 4187 transitions. [2018-11-23 00:07:22,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 4187 transitions. [2018-11-23 00:07:22,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:22,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 1336 states and 4191 transitions. [2018-11-23 00:07:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 4191 transitions. [2018-11-23 00:07:22,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:22,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,006 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1338 states and 4193 transitions. [2018-11-23 00:07:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 4193 transitions. [2018-11-23 00:07:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,053 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 1340 states and 4198 transitions. [2018-11-23 00:07:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4198 transitions. [2018-11-23 00:07:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 1342 states and 4200 transitions. [2018-11-23 00:07:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 4200 transitions. [2018-11-23 00:07:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 1344 states and 4202 transitions. [2018-11-23 00:07:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 4202 transitions. [2018-11-23 00:07:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 1346 states and 4204 transitions. [2018-11-23 00:07:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 4204 transitions. [2018-11-23 00:07:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 1348 states and 4207 transitions. [2018-11-23 00:07:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 4207 transitions. [2018-11-23 00:07:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 1350 states and 4213 transitions. [2018-11-23 00:07:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 4213 transitions. [2018-11-23 00:07:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:23,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 1352 states and 4215 transitions. [2018-11-23 00:07:23,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 4215 transitions. [2018-11-23 00:07:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 00:07:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 1352 states and 4214 transitions. [2018-11-23 00:07:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 4214 transitions. [2018-11-23 00:07:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,412 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 1354 states and 4216 transitions. [2018-11-23 00:07:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 4216 transitions. [2018-11-23 00:07:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:23,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 1355 states and 4217 transitions. [2018-11-23 00:07:23,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 4217 transitions. [2018-11-23 00:07:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 1357 states and 4218 transitions. [2018-11-23 00:07:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 4218 transitions. [2018-11-23 00:07:23,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 1359 states and 4220 transitions. [2018-11-23 00:07:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 4220 transitions. [2018-11-23 00:07:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 00:07:23,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 00:07:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 1361 states and 4221 transitions. [2018-11-23 00:07:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 4221 transitions. [2018-11-23 00:07:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:23,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:23,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 1363 states and 4237 transitions. [2018-11-23 00:07:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 4237 transitions. [2018-11-23 00:07:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:23,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 1365 states and 4239 transitions. [2018-11-23 00:07:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 4239 transitions. [2018-11-23 00:07:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:23,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1367 states and 4241 transitions. [2018-11-23 00:07:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 4241 transitions. [2018-11-23 00:07:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:23,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:23,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 1369 states and 4244 transitions. [2018-11-23 00:07:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 4244 transitions. [2018-11-23 00:07:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:23,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:23,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1371 states and 4247 transitions. [2018-11-23 00:07:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 4247 transitions. [2018-11-23 00:07:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 1371 states and 4243 transitions. [2018-11-23 00:07:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 4243 transitions. [2018-11-23 00:07:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 1373 states and 4246 transitions. [2018-11-23 00:07:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 4246 transitions. [2018-11-23 00:07:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1375 states and 4248 transitions. [2018-11-23 00:07:24,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 4248 transitions. [2018-11-23 00:07:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,176 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 1377 states and 4250 transitions. [2018-11-23 00:07:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 4250 transitions. [2018-11-23 00:07:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 1379 states and 4255 transitions. [2018-11-23 00:07:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 4255 transitions. [2018-11-23 00:07:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 1381 states and 4257 transitions. [2018-11-23 00:07:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 4257 transitions. [2018-11-23 00:07:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 1383 states and 4259 transitions. [2018-11-23 00:07:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 4259 transitions. [2018-11-23 00:07:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 1385 states and 4262 transitions. [2018-11-23 00:07:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 4262 transitions. [2018-11-23 00:07:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,393 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:24,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1387 states and 4268 transitions. [2018-11-23 00:07:24,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 4268 transitions. [2018-11-23 00:07:24,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 1389 states and 4270 transitions. [2018-11-23 00:07:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 4270 transitions. [2018-11-23 00:07:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 51 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 00:07:24,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 1389 states and 4269 transitions. [2018-11-23 00:07:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 4269 transitions. [2018-11-23 00:07:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,518 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 00:07:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 1390 states and 4269 transitions. [2018-11-23 00:07:24,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 4269 transitions. [2018-11-23 00:07:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,554 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 1391 states and 4272 transitions. [2018-11-23 00:07:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 4272 transitions. [2018-11-23 00:07:24,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 1393 states and 4276 transitions. [2018-11-23 00:07:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 4276 transitions. [2018-11-23 00:07:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:24,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 1395 states and 4278 transitions. [2018-11-23 00:07:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 4278 transitions. [2018-11-23 00:07:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 1397 states and 4281 transitions. [2018-11-23 00:07:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 4281 transitions. [2018-11-23 00:07:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 1398 states and 4282 transitions. [2018-11-23 00:07:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 4282 transitions. [2018-11-23 00:07:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,728 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 1399 states and 4283 transitions. [2018-11-23 00:07:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 4283 transitions. [2018-11-23 00:07:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:07:24,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 10 proven. 47 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:24,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 1400 states and 4285 transitions. [2018-11-23 00:07:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 4285 transitions. [2018-11-23 00:07:24,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:24,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:24,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 1402 states and 4287 transitions. [2018-11-23 00:07:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 4287 transitions. [2018-11-23 00:07:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:24,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 1404 states and 4289 transitions. [2018-11-23 00:07:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 4289 transitions. [2018-11-23 00:07:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:24,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:24,951 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 1406 states and 4292 transitions. [2018-11-23 00:07:25,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 4292 transitions. [2018-11-23 00:07:25,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,018 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:25,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 1408 states and 4295 transitions. [2018-11-23 00:07:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 4295 transitions. [2018-11-23 00:07:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 1408 states and 4291 transitions. [2018-11-23 00:07:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 4291 transitions. [2018-11-23 00:07:25,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:25,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 1410 states and 4294 transitions. [2018-11-23 00:07:25,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 4294 transitions. [2018-11-23 00:07:25,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,183 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:25,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 1412 states and 4296 transitions. [2018-11-23 00:07:25,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 4296 transitions. [2018-11-23 00:07:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 1414 states and 4301 transitions. [2018-11-23 00:07:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 4301 transitions. [2018-11-23 00:07:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:25,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 1416 states and 4303 transitions. [2018-11-23 00:07:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 4303 transitions. [2018-11-23 00:07:25,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:25,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 1418 states and 4305 transitions. [2018-11-23 00:07:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 4305 transitions. [2018-11-23 00:07:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 1420 states and 4307 transitions. [2018-11-23 00:07:25,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 4307 transitions. [2018-11-23 00:07:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:25,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 1422 states and 4310 transitions. [2018-11-23 00:07:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4310 transitions. [2018-11-23 00:07:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:25,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 1424 states and 4316 transitions. [2018-11-23 00:07:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 4316 transitions. [2018-11-23 00:07:25,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,496 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 1426 states and 4318 transitions. [2018-11-23 00:07:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 4318 transitions. [2018-11-23 00:07:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:25,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 1428 states and 4322 transitions. [2018-11-23 00:07:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 4322 transitions. [2018-11-23 00:07:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 1430 states and 4324 transitions. [2018-11-23 00:07:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 4324 transitions. [2018-11-23 00:07:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 00:07:25,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 1378 states and 4190 transitions. [2018-11-23 00:07:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 4190 transitions. [2018-11-23 00:07:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 44 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:07:25,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 1379 states and 4190 transitions. [2018-11-23 00:07:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 4190 transitions. [2018-11-23 00:07:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 00:07:25,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1381 states and 4193 transitions. [2018-11-23 00:07:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 4193 transitions. [2018-11-23 00:07:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:25,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4195 states to 1383 states and 4195 transitions. [2018-11-23 00:07:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 4195 transitions. [2018-11-23 00:07:25,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:25,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 1385 states and 4197 transitions. [2018-11-23 00:07:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 4197 transitions. [2018-11-23 00:07:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:25,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 1387 states and 4200 transitions. [2018-11-23 00:07:25,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 4200 transitions. [2018-11-23 00:07:25,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:25,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 1389 states and 4203 transitions. [2018-11-23 00:07:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 4203 transitions. [2018-11-23 00:07:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:25,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:26,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 1389 states and 4199 transitions. [2018-11-23 00:07:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 4199 transitions. [2018-11-23 00:07:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 1391 states and 4202 transitions. [2018-11-23 00:07:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 4202 transitions. [2018-11-23 00:07:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:26,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 1393 states and 4206 transitions. [2018-11-23 00:07:26,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 4206 transitions. [2018-11-23 00:07:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 1395 states and 4208 transitions. [2018-11-23 00:07:26,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 4208 transitions. [2018-11-23 00:07:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,202 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 1397 states and 4213 transitions. [2018-11-23 00:07:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 4213 transitions. [2018-11-23 00:07:26,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 1399 states and 4215 transitions. [2018-11-23 00:07:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 4215 transitions. [2018-11-23 00:07:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 1399 states and 4212 transitions. [2018-11-23 00:07:26,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 4212 transitions. [2018-11-23 00:07:26,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 1401 states and 4214 transitions. [2018-11-23 00:07:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 4214 transitions. [2018-11-23 00:07:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 1403 states and 4217 transitions. [2018-11-23 00:07:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 4217 transitions. [2018-11-23 00:07:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:26,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 1405 states and 4223 transitions. [2018-11-23 00:07:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 4223 transitions. [2018-11-23 00:07:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 1407 states and 4225 transitions. [2018-11-23 00:07:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4225 transitions. [2018-11-23 00:07:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 1407 states and 4222 transitions. [2018-11-23 00:07:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4222 transitions. [2018-11-23 00:07:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:07:26,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,544 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 1409 states and 4224 transitions. [2018-11-23 00:07:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 4224 transitions. [2018-11-23 00:07:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 1411 states and 4226 transitions. [2018-11-23 00:07:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 4226 transitions. [2018-11-23 00:07:26,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:26,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 1413 states and 4228 transitions. [2018-11-23 00:07:26,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 4228 transitions. [2018-11-23 00:07:26,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 1415 states and 4231 transitions. [2018-11-23 00:07:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 4231 transitions. [2018-11-23 00:07:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 1417 states and 4234 transitions. [2018-11-23 00:07:26,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 4234 transitions. [2018-11-23 00:07:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 1417 states and 4230 transitions. [2018-11-23 00:07:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 4230 transitions. [2018-11-23 00:07:26,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 1419 states and 4233 transitions. [2018-11-23 00:07:26,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 4233 transitions. [2018-11-23 00:07:26,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:26,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 1421 states and 4235 transitions. [2018-11-23 00:07:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 4235 transitions. [2018-11-23 00:07:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:26,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 1423 states and 4240 transitions. [2018-11-23 00:07:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 4240 transitions. [2018-11-23 00:07:27,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 1425 states and 4242 transitions. [2018-11-23 00:07:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 4242 transitions. [2018-11-23 00:07:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 1425 states and 4239 transitions. [2018-11-23 00:07:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 4239 transitions. [2018-11-23 00:07:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,144 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1427 states and 4241 transitions. [2018-11-23 00:07:27,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 4241 transitions. [2018-11-23 00:07:27,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 1429 states and 4244 transitions. [2018-11-23 00:07:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 4244 transitions. [2018-11-23 00:07:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,228 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 1431 states and 4250 transitions. [2018-11-23 00:07:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 4250 transitions. [2018-11-23 00:07:27,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,282 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 1433 states and 4252 transitions. [2018-11-23 00:07:27,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 4252 transitions. [2018-11-23 00:07:27,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 00:07:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 1404 states and 4105 transitions. [2018-11-23 00:07:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 4105 transitions. [2018-11-23 00:07:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 00:07:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 1406 states and 4106 transitions. [2018-11-23 00:07:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 4106 transitions. [2018-11-23 00:07:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:27,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1408 states and 4110 transitions. [2018-11-23 00:07:27,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 4110 transitions. [2018-11-23 00:07:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 1408 states and 4107 transitions. [2018-11-23 00:07:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 4107 transitions. [2018-11-23 00:07:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,511 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1410 states and 4110 transitions. [2018-11-23 00:07:27,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 4110 transitions. [2018-11-23 00:07:27,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:27,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 1411 states and 4112 transitions. [2018-11-23 00:07:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 4112 transitions. [2018-11-23 00:07:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 00:07:27,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 1412 states and 4113 transitions. [2018-11-23 00:07:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 4113 transitions. [2018-11-23 00:07:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,641 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:27,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 1414 states and 4115 transitions. [2018-11-23 00:07:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 4115 transitions. [2018-11-23 00:07:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 1416 states and 4117 transitions. [2018-11-23 00:07:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 4117 transitions. [2018-11-23 00:07:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,771 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 1418 states and 4120 transitions. [2018-11-23 00:07:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 4120 transitions. [2018-11-23 00:07:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 1420 states and 4123 transitions. [2018-11-23 00:07:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 4123 transitions. [2018-11-23 00:07:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 1420 states and 4119 transitions. [2018-11-23 00:07:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 4119 transitions. [2018-11-23 00:07:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:27,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 1422 states and 4122 transitions. [2018-11-23 00:07:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4122 transitions. [2018-11-23 00:07:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:27,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 1424 states and 4124 transitions. [2018-11-23 00:07:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 4124 transitions. [2018-11-23 00:07:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 1426 states and 4129 transitions. [2018-11-23 00:07:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 4129 transitions. [2018-11-23 00:07:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 1428 states and 4131 transitions. [2018-11-23 00:07:28,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 4131 transitions. [2018-11-23 00:07:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 1428 states and 4128 transitions. [2018-11-23 00:07:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 4128 transitions. [2018-11-23 00:07:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 1430 states and 4132 transitions. [2018-11-23 00:07:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 4132 transitions. [2018-11-23 00:07:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,248 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 1432 states and 4134 transitions. [2018-11-23 00:07:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 4134 transitions. [2018-11-23 00:07:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,290 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 1432 states and 4131 transitions. [2018-11-23 00:07:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 4131 transitions. [2018-11-23 00:07:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 1434 states and 4134 transitions. [2018-11-23 00:07:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 4134 transitions. [2018-11-23 00:07:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,373 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 1436 states and 4140 transitions. [2018-11-23 00:07:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 4140 transitions. [2018-11-23 00:07:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 1436 states and 4132 transitions. [2018-11-23 00:07:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 4132 transitions. [2018-11-23 00:07:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,459 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 00:07:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 1438 states and 4133 transitions. [2018-11-23 00:07:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 4133 transitions. [2018-11-23 00:07:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 00:07:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 1439 states and 4133 transitions. [2018-11-23 00:07:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 4133 transitions. [2018-11-23 00:07:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:28,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 1442 states and 4141 transitions. [2018-11-23 00:07:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 4141 transitions. [2018-11-23 00:07:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:07:28,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:28,589 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 00:07:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 1448 states and 4211 transitions. [2018-11-23 00:07:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 4211 transitions. [2018-11-23 00:07:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 1450 states and 4213 transitions. [2018-11-23 00:07:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 4213 transitions. [2018-11-23 00:07:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 1452 states and 4215 transitions. [2018-11-23 00:07:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 4215 transitions. [2018-11-23 00:07:29,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,177 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:29,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 1454 states and 4218 transitions. [2018-11-23 00:07:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 4218 transitions. [2018-11-23 00:07:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:29,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 1456 states and 4221 transitions. [2018-11-23 00:07:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 4221 transitions. [2018-11-23 00:07:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 1456 states and 4217 transitions. [2018-11-23 00:07:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 4217 transitions. [2018-11-23 00:07:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,348 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 1458 states and 4220 transitions. [2018-11-23 00:07:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 4220 transitions. [2018-11-23 00:07:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,386 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 1460 states and 4224 transitions. [2018-11-23 00:07:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 4224 transitions. [2018-11-23 00:07:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 1462 states and 4226 transitions. [2018-11-23 00:07:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 4226 transitions. [2018-11-23 00:07:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 1464 states and 4231 transitions. [2018-11-23 00:07:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 4231 transitions. [2018-11-23 00:07:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,561 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:29,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 1466 states and 4233 transitions. [2018-11-23 00:07:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 4233 transitions. [2018-11-23 00:07:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:29,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 1466 states and 4230 transitions. [2018-11-23 00:07:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 4230 transitions. [2018-11-23 00:07:29,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 00:07:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 1468 states and 4232 transitions. [2018-11-23 00:07:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 4232 transitions. [2018-11-23 00:07:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:29,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 1470 states and 4235 transitions. [2018-11-23 00:07:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 4235 transitions. [2018-11-23 00:07:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,753 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 00:07:29,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1472 states and 4241 transitions. [2018-11-23 00:07:29,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 4241 transitions. [2018-11-23 00:07:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 1472 states and 4232 transitions. [2018-11-23 00:07:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 4232 transitions. [2018-11-23 00:07:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 00:07:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:29,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 1472 states and 4228 transitions. [2018-11-23 00:07:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 4228 transitions. [2018-11-23 00:07:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 00:07:29,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:07:30,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1478 states and 4241 transitions. [2018-11-23 00:07:30,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 4241 transitions. [2018-11-23 00:07:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:07:30,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1480 states and 4245 transitions. [2018-11-23 00:07:30,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 4245 transitions. [2018-11-23 00:07:30,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:07:30,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1482 states and 4247 transitions. [2018-11-23 00:07:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 4247 transitions. [2018-11-23 00:07:30,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:07:30,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 1484 states and 4250 transitions. [2018-11-23 00:07:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 4250 transitions. [2018-11-23 00:07:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:07:30,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:30,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 1486 states and 4253 transitions. [2018-11-23 00:07:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 4253 transitions. [2018-11-23 00:07:30,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:07:30,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:30,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 1486 states and 4249 transitions. [2018-11-23 00:07:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 4249 transitions. [2018-11-23 00:07:30,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:07:30,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 1487 states and 4240 transitions. [2018-11-23 00:07:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 4240 transitions. [2018-11-23 00:07:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:07:30,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 1489 states and 4242 transitions. [2018-11-23 00:07:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 4242 transitions. [2018-11-23 00:07:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:07:30,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1491 states and 4245 transitions. [2018-11-23 00:07:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 4245 transitions. [2018-11-23 00:07:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:07:30,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1493 states and 4248 transitions. [2018-11-23 00:07:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 4248 transitions. [2018-11-23 00:07:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:07:30,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,656 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 1493 states and 4244 transitions. [2018-11-23 00:07:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 4244 transitions. [2018-11-23 00:07:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:30,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1495 states and 4247 transitions. [2018-11-23 00:07:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 4247 transitions. [2018-11-23 00:07:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:30,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1496 states and 4248 transitions. [2018-11-23 00:07:30,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 4248 transitions. [2018-11-23 00:07:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:30,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 1498 states and 4250 transitions. [2018-11-23 00:07:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 4250 transitions. [2018-11-23 00:07:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:30,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 1500 states and 4253 transitions. [2018-11-23 00:07:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 4253 transitions. [2018-11-23 00:07:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:30,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:30,989 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 1502 states and 4256 transitions. [2018-11-23 00:07:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 4256 transitions. [2018-11-23 00:07:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 00:07:31,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 1502 states and 4252 transitions. [2018-11-23 00:07:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 4252 transitions. [2018-11-23 00:07:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 00:07:31,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 1502 states and 4241 transitions. [2018-11-23 00:07:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 4241 transitions. [2018-11-23 00:07:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 00:07:31,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1504 states and 4245 transitions. [2018-11-23 00:07:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 4245 transitions. [2018-11-23 00:07:31,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 00:07:31,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1506 states and 4248 transitions. [2018-11-23 00:07:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 4248 transitions. [2018-11-23 00:07:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 00:07:31,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 1508 states and 4251 transitions. [2018-11-23 00:07:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 4251 transitions. [2018-11-23 00:07:31,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 00:07:31,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:31,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1508 states and 4247 transitions. [2018-11-23 00:07:31,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 4247 transitions. [2018-11-23 00:07:31,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 00:07:31,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 1510 states and 4249 transitions. [2018-11-23 00:07:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 4249 transitions. [2018-11-23 00:07:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 00:07:31,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 1512 states and 4253 transitions. [2018-11-23 00:07:31,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 4253 transitions. [2018-11-23 00:07:31,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 00:07:31,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 1514 states and 4256 transitions. [2018-11-23 00:07:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4256 transitions. [2018-11-23 00:07:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 00:07:31,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:31,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 1514 states and 4252 transitions. [2018-11-23 00:07:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4252 transitions. [2018-11-23 00:07:31,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:07:31,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 1516 states and 4255 transitions. [2018-11-23 00:07:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 4255 transitions. [2018-11-23 00:07:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:07:31,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 1517 states and 4256 transitions. [2018-11-23 00:07:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 4256 transitions. [2018-11-23 00:07:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:07:31,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:31,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 1519 states and 4259 transitions. [2018-11-23 00:07:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 4259 transitions. [2018-11-23 00:07:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:07:31,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:31,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1521 states and 4263 transitions. [2018-11-23 00:07:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 4263 transitions. [2018-11-23 00:07:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:07:31,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 1521 states and 4259 transitions. [2018-11-23 00:07:31,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 4259 transitions. [2018-11-23 00:07:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 00:07:31,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1523 states and 4263 transitions. [2018-11-23 00:07:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 4263 transitions. [2018-11-23 00:07:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 00:07:31,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,915 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1524 states and 4263 transitions. [2018-11-23 00:07:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 4263 transitions. [2018-11-23 00:07:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 00:07:31,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,956 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:07:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 1525 states and 4264 transitions. [2018-11-23 00:07:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 4264 transitions. [2018-11-23 00:07:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 00:07:31,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1527 states and 4267 transitions. [2018-11-23 00:07:32,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 4267 transitions. [2018-11-23 00:07:32,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 00:07:32,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,030 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1527 states and 4263 transitions. [2018-11-23 00:07:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 4263 transitions. [2018-11-23 00:07:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 00:07:32,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,081 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 1529 states and 4267 transitions. [2018-11-23 00:07:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 4267 transitions. [2018-11-23 00:07:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 00:07:32,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,119 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:07:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1530 states and 4268 transitions. [2018-11-23 00:07:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 4268 transitions. [2018-11-23 00:07:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 00:07:32,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,157 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 1531 states and 4269 transitions. [2018-11-23 00:07:32,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 4269 transitions. [2018-11-23 00:07:32,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 00:07:32,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 1533 states and 4272 transitions. [2018-11-23 00:07:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 4272 transitions. [2018-11-23 00:07:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 00:07:32,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:07:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 1534 states and 4273 transitions. [2018-11-23 00:07:32,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 4273 transitions. [2018-11-23 00:07:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 00:07:32,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 1536 states and 4275 transitions. [2018-11-23 00:07:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 4275 transitions. [2018-11-23 00:07:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 00:07:32,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 1538 states and 4277 transitions. [2018-11-23 00:07:32,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 4277 transitions. [2018-11-23 00:07:32,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:07:32,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 1540 states and 4280 transitions. [2018-11-23 00:07:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 4280 transitions. [2018-11-23 00:07:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:07:32,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 1541 states and 4280 transitions. [2018-11-23 00:07:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 4280 transitions. [2018-11-23 00:07:32,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:07:32,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 1543 states and 4282 transitions. [2018-11-23 00:07:32,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 4282 transitions. [2018-11-23 00:07:32,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 00:07:32,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 1545 states and 4285 transitions. [2018-11-23 00:07:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 4285 transitions. [2018-11-23 00:07:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 00:07:32,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 00:07:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 1546 states and 4285 transitions. [2018-11-23 00:07:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 4285 transitions. [2018-11-23 00:07:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 00:07:32,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,604 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 1547 states and 4285 transitions. [2018-11-23 00:07:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 4285 transitions. [2018-11-23 00:07:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 00:07:32,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:07:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:07:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:07:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:07:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2018-11-23 00:07:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2018-11-23 00:07:32,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:07:32,653 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 710 iterations. [2018-11-23 00:07:32,660 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 00:07:33,191 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 00:07:33,194 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 00:07:33,199 INFO L579 CodeCheckObserver]: Invariant with dag size 22 [2018-11-23 00:07:33,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:07:33 ImpRootNode [2018-11-23 00:07:33,200 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 00:07:33,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:07:33,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:07:33,201 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:07:33,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:36" (3/4) ... [2018-11-23 00:07:33,205 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:07:33,224 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 00:07:33,224 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 00:07:33,257 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1f79f00c-4110-4503-95ef-a77e9ccf4f92/bin-2019/ukojak/witness.graphml [2018-11-23 00:07:33,257 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:07:33,258 INFO L168 Benchmark]: Toolchain (without parser) took 58964.74 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 942.1 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 363.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,259 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:07:33,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.03 ms. Allocated memory is still 1.0 GB. Free memory was 942.1 MB in the beginning and 812.7 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.3 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 812.7 MB in the beginning and 1.1 GB in the end (delta: -291.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,260 INFO L168 Benchmark]: Boogie Preprocessor took 89.52 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,260 INFO L168 Benchmark]: RCFGBuilder took 1107.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.9 MB in the end (delta: 208.9 MB). Peak memory consumption was 208.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,260 INFO L168 Benchmark]: CodeCheck took 56852.40 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 881.9 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 165.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:07:33,261 INFO L168 Benchmark]: Witness Printer took 56.57 ms. Allocated memory is still 2.7 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:07:33,262 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, 237 locations, 1 error locations. SAFE Result, 56.2s OverallTime, 710 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16777216 SDtfs, -2056263354 SDslu, 66767898 SDs, 0 SdLazy, 847627532 SolverSat, 134348800 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2886.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1058807 GetRequests, 1051382 SyntacticMatches, 6825 SemanticMatches, 600 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538867 ImplicationChecksByTransitivity, 30.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 41969 NumberOfCodeBlocks, 41969 NumberOfCodeBlocksAsserted, 709 NumberOfCheckSat, 41260 ConstructedInterpolants, 0 QuantifiedInterpolants, 6284570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 709 InterpolantComputations, 385 PerfectInterpolantSequences, 18051/22503 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: 1254]: 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: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((q == 3 && this_m_conn == 1) && this_m_delta == 1) && this_m_conn_data_listener == 1) || q == 0) || (((this_m_delta == 1 && this_m_conn == 0) && this_m_conn_data_listener == 0) && q == 2)) || (((this_m_conn == 1 && this_m_delta == 1) && q == 4) && this_m_conn_data_listener == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 664.03 ms. Allocated memory is still 1.0 GB. Free memory was 942.1 MB in the beginning and 812.7 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 191.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 812.7 MB in the beginning and 1.1 GB in the end (delta: -291.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.52 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1107.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.9 MB in the end (delta: 208.9 MB). Peak memory consumption was 208.9 MB. Max. memory is 11.5 GB. * CodeCheck took 56852.40 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 881.9 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 165.9 MB. Max. memory is 11.5 GB. * Witness Printer took 56.57 ms. Allocated memory is still 2.7 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...