./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label47_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_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/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 974e26d64b5918de86cf9f668ecae1f8804e33e3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:49:53,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:49:53,388 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:49:53,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:49:53,397 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:49:53,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:49:53,398 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:49:53,399 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:49:53,401 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:49:53,401 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:49:53,402 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:49:53,402 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:49:53,403 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:49:53,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:49:53,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:49:53,405 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:49:53,405 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:49:53,406 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:49:53,408 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:49:53,409 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:49:53,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:49:53,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:49:53,412 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:49:53,412 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:49:53,412 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:49:53,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:49:53,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:49:53,414 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:49:53,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:49:53,415 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:49:53,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:49:53,416 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:49:53,416 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:49:53,416 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:49:53,417 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:49:53,417 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:49:53,417 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 22:49:53,427 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:49:53,427 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:49:53,428 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:49:53,428 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:49:53,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:49:53,428 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:49:53,429 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:49:53,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:49:53,430 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:49:53,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:49:53,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:49:53,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:49:53,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:49:53,431 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_21d41b46-39aa-4a38-9cbb-417b90484171/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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2018-11-22 22:49:53,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:49:53,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:49:53,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:49:53,467 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:49:53,467 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:49:53,468 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-11-22 22:49:53,509 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/data/337849e1c/c767650f9d2f4c15b8430cac233f85a2/FLAG6db67ba2f [2018-11-22 22:49:53,956 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:49:53,957 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-11-22 22:49:53,966 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/data/337849e1c/c767650f9d2f4c15b8430cac233f85a2/FLAG6db67ba2f [2018-11-22 22:49:53,979 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/data/337849e1c/c767650f9d2f4c15b8430cac233f85a2 [2018-11-22 22:49:53,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:49:53,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:49:53,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:49:53,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:49:53,987 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:49:53,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:49:53" (1/1) ... [2018-11-22 22:49:53,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:53, skipping insertion in model container [2018-11-22 22:49:53,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:49:53" (1/1) ... [2018-11-22 22:49:53,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:49:54,036 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:49:54,271 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:49:54,275 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:49:54,341 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:49:54,354 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:49:54,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54 WrapperNode [2018-11-22 22:49:54,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:49:54,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:49:54,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:49:54,356 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:49:54,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:49:54,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:49:54,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:49:54,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:49:54,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... [2018-11-22 22:49:54,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:49:54,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:49:54,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:49:54,501 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:49:54,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:49:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/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 [2018-11-22 22:49:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 22:49:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:49:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:49:56,167 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:49:56,167 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:49:56,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:49:56 BoogieIcfgContainer [2018-11-22 22:49:56,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:49:56,168 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:49:56,168 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:49:56,175 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:49:56,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:49:56" (1/1) ... [2018-11-22 22:49:56,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:49:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-22 22:49:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-22 22:49:56,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-22 22:49:56,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-22 22:49:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-22 22:49:56,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-22 22:49:56,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:57,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 242 states and 327 transitions. [2018-11-22 22:49:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 327 transitions. [2018-11-22 22:49:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-22 22:49:57,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 246 states and 333 transitions. [2018-11-22 22:49:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 333 transitions. [2018-11-22 22:49:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 22:49:57,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:49:57,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 255 states and 348 transitions. [2018-11-22 22:49:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 348 transitions. [2018-11-22 22:49:57,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 22:49:57,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:57,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 264 states and 364 transitions. [2018-11-22 22:49:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 364 transitions. [2018-11-22 22:49:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 22:49:57,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:58,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 267 states and 367 transitions. [2018-11-22 22:49:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 367 transitions. [2018-11-22 22:49:58,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 22:49:58,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:49:58,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:58,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2018-11-22 22:49:58,229 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2018-11-22 22:49:58,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-22 22:49:58,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:49:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 275 states and 381 transitions. [2018-11-22 22:49:58,389 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 381 transitions. [2018-11-22 22:49:58,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-22 22:49:58,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:49:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 278 states and 384 transitions. [2018-11-22 22:49:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2018-11-22 22:49:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-22 22:49:58,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-11-22 22:49:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-11-22 22:49:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-22 22:49:59,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 302 states and 422 transitions. [2018-11-22 22:49:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 422 transitions. [2018-11-22 22:49:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:49:59,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 316 states and 441 transitions. [2018-11-22 22:49:59,508 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 441 transitions. [2018-11-22 22:49:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:49:59,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 319 states and 446 transitions. [2018-11-22 22:49:59,664 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 446 transitions. [2018-11-22 22:49:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:49:59,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 321 states and 448 transitions. [2018-11-22 22:49:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 448 transitions. [2018-11-22 22:49:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 22:49:59,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 325 states and 456 transitions. [2018-11-22 22:49:59,870 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 456 transitions. [2018-11-22 22:49:59,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 22:49:59,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,888 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:49:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:49:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 328 states and 459 transitions. [2018-11-22 22:49:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 459 transitions. [2018-11-22 22:49:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 22:49:59,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:49:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:49:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 331 states and 462 transitions. [2018-11-22 22:50:00,087 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 462 transitions. [2018-11-22 22:50:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-22 22:50:00,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:00,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 335 states and 467 transitions. [2018-11-22 22:50:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 467 transitions. [2018-11-22 22:50:00,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-22 22:50:00,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 358 states and 498 transitions. [2018-11-22 22:50:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 498 transitions. [2018-11-22 22:50:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:50:00,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:01,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 437 states and 583 transitions. [2018-11-22 22:50:01,530 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 583 transitions. [2018-11-22 22:50:01,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:50:01,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 442 states and 589 transitions. [2018-11-22 22:50:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 589 transitions. [2018-11-22 22:50:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 22:50:01,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 447 states and 595 transitions. [2018-11-22 22:50:01,879 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 595 transitions. [2018-11-22 22:50:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 22:50:01,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 449 states and 596 transitions. [2018-11-22 22:50:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 596 transitions. [2018-11-22 22:50:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 22:50:02,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:02,043 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 452 states and 598 transitions. [2018-11-22 22:50:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 598 transitions. [2018-11-22 22:50:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-22 22:50:02,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 461 states and 610 transitions. [2018-11-22 22:50:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 610 transitions. [2018-11-22 22:50:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-22 22:50:02,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:50:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 463 states and 611 transitions. [2018-11-22 22:50:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 611 transitions. [2018-11-22 22:50:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:50:02,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:04,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 491 states and 647 transitions. [2018-11-22 22:50:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 647 transitions. [2018-11-22 22:50:04,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:50:04,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:04,523 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 494 states and 650 transitions. [2018-11-22 22:50:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 650 transitions. [2018-11-22 22:50:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:50:04,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:04,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 497 states and 653 transitions. [2018-11-22 22:50:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 653 transitions. [2018-11-22 22:50:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-22 22:50:04,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 500 states and 656 transitions. [2018-11-22 22:50:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 656 transitions. [2018-11-22 22:50:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-22 22:50:05,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:05,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 513 states and 670 transitions. [2018-11-22 22:50:05,521 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 670 transitions. [2018-11-22 22:50:05,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-22 22:50:05,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:05,557 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 527 states and 687 transitions. [2018-11-22 22:50:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 687 transitions. [2018-11-22 22:50:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-22 22:50:05,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 545 states and 708 transitions. [2018-11-22 22:50:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 708 transitions. [2018-11-22 22:50:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-22 22:50:06,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:06,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 557 states and 720 transitions. [2018-11-22 22:50:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 720 transitions. [2018-11-22 22:50:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-22 22:50:06,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 560 states and 723 transitions. [2018-11-22 22:50:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 723 transitions. [2018-11-22 22:50:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-22 22:50:06,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:06,776 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:50:06,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 563 states and 725 transitions. [2018-11-22 22:50:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 725 transitions. [2018-11-22 22:50:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 22:50:06,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 603 states and 781 transitions. [2018-11-22 22:50:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 781 transitions. [2018-11-22 22:50:09,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 22:50:09,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:09,589 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:10,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 621 states and 799 transitions. [2018-11-22 22:50:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 799 transitions. [2018-11-22 22:50:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 22:50:10,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:10,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 633 states and 811 transitions. [2018-11-22 22:50:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 811 transitions. [2018-11-22 22:50:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:50:10,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 638 states and 816 transitions. [2018-11-22 22:50:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 816 transitions. [2018-11-22 22:50:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:50:11,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:11,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:11,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 642 states and 820 transitions. [2018-11-22 22:50:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 820 transitions. [2018-11-22 22:50:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:50:11,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:11,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:11,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 645 states and 822 transitions. [2018-11-22 22:50:11,772 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 822 transitions. [2018-11-22 22:50:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 22:50:11,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:50:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 648 states and 826 transitions. [2018-11-22 22:50:12,002 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 826 transitions. [2018-11-22 22:50:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-22 22:50:12,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:12,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:12,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 678 states and 861 transitions. [2018-11-22 22:50:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 861 transitions. [2018-11-22 22:50:12,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 22:50:12,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 682 states and 867 transitions. [2018-11-22 22:50:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 867 transitions. [2018-11-22 22:50:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 22:50:12,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:12,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 685 states and 870 transitions. [2018-11-22 22:50:12,701 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 870 transitions. [2018-11-22 22:50:12,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 22:50:12,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 22:50:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 719 states and 908 transitions. [2018-11-22 22:50:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 908 transitions. [2018-11-22 22:50:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-22 22:50:13,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 735 states and 926 transitions. [2018-11-22 22:50:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 926 transitions. [2018-11-22 22:50:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 22:50:13,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:13,670 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 757 states and 950 transitions. [2018-11-22 22:50:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 950 transitions. [2018-11-22 22:50:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 22:50:14,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:50:14,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:14,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 786 states and 985 transitions. [2018-11-22 22:50:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 985 transitions. [2018-11-22 22:50:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 22:50:14,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 788 states and 987 transitions. [2018-11-22 22:50:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 987 transitions. [2018-11-22 22:50:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 22:50:14,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 852 states and 1065 transitions. [2018-11-22 22:50:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1065 transitions. [2018-11-22 22:50:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 22:50:17,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 855 states and 1069 transitions. [2018-11-22 22:50:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1069 transitions. [2018-11-22 22:50:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 22:50:17,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 858 states and 1073 transitions. [2018-11-22 22:50:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1073 transitions. [2018-11-22 22:50:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-22 22:50:18,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:18,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 886 states and 1105 transitions. [2018-11-22 22:50:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1105 transitions. [2018-11-22 22:50:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-22 22:50:18,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 925 states and 1148 transitions. [2018-11-22 22:50:19,036 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1148 transitions. [2018-11-22 22:50:19,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 22:50:19,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:19,319 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 987 states and 1218 transitions. [2018-11-22 22:50:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1218 transitions. [2018-11-22 22:50:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:50:22,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1007 states and 1241 transitions. [2018-11-22 22:50:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1241 transitions. [2018-11-22 22:50:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:50:22,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1011 states and 1248 transitions. [2018-11-22 22:50:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1248 transitions. [2018-11-22 22:50:23,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:50:23,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:24,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1023 states and 1260 transitions. [2018-11-22 22:50:24,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1260 transitions. [2018-11-22 22:50:24,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:50:24,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:24,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1035 states and 1271 transitions. [2018-11-22 22:50:24,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1271 transitions. [2018-11-22 22:50:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:50:24,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1040 states and 1275 transitions. [2018-11-22 22:50:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1275 transitions. [2018-11-22 22:50:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:50:24,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 22:50:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:25,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1069 states and 1314 transitions. [2018-11-22 22:50:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1314 transitions. [2018-11-22 22:50:25,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-22 22:50:25,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1075 states and 1328 transitions. [2018-11-22 22:50:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1328 transitions. [2018-11-22 22:50:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:25,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1078 states and 1331 transitions. [2018-11-22 22:50:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1331 transitions. [2018-11-22 22:50:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:25,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:26,112 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1104 states and 1362 transitions. [2018-11-22 22:50:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1362 transitions. [2018-11-22 22:50:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:27,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:27,263 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:27,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1119 states and 1379 transitions. [2018-11-22 22:50:27,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1379 transitions. [2018-11-22 22:50:27,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:27,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1131 states and 1390 transitions. [2018-11-22 22:50:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1390 transitions. [2018-11-22 22:50:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:28,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:50:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:28,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1136 states and 1396 transitions. [2018-11-22 22:50:28,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1396 transitions. [2018-11-22 22:50:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:50:28,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:50:28,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1139 states and 1398 transitions. [2018-11-22 22:50:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1398 transitions. [2018-11-22 22:50:28,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-22 22:50:28,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:29,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1140 states and 1400 transitions. [2018-11-22 22:50:29,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1400 transitions. [2018-11-22 22:50:29,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-22 22:50:29,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1155 states and 1414 transitions. [2018-11-22 22:50:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1414 transitions. [2018-11-22 22:50:29,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:50:29,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:50:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1182 states and 1445 transitions. [2018-11-22 22:50:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1445 transitions. [2018-11-22 22:50:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:50:30,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:50:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1192 states and 1455 transitions. [2018-11-22 22:50:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1455 transitions. [2018-11-22 22:50:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 22:50:30,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:31,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:31,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1202 states and 1471 transitions. [2018-11-22 22:50:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1471 transitions. [2018-11-22 22:50:31,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 22:50:31,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:31,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1214 states and 1486 transitions. [2018-11-22 22:50:31,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1486 transitions. [2018-11-22 22:50:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 22:50:31,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:31,994 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1217 states and 1489 transitions. [2018-11-22 22:50:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1489 transitions. [2018-11-22 22:50:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-22 22:50:32,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:32,220 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1221 states and 1493 transitions. [2018-11-22 22:50:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1493 transitions. [2018-11-22 22:50:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-22 22:50:32,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:32,290 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:50:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1222 states and 1497 transitions. [2018-11-22 22:50:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1497 transitions. [2018-11-22 22:50:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 22:50:32,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1228 states and 1507 transitions. [2018-11-22 22:50:32,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1507 transitions. [2018-11-22 22:50:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-22 22:50:32,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:33,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:33,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1248 states and 1532 transitions. [2018-11-22 22:50:33,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1532 transitions. [2018-11-22 22:50:33,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 22:50:33,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1285 states and 1579 transitions. [2018-11-22 22:50:35,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1579 transitions. [2018-11-22 22:50:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 22:50:35,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1288 states and 1582 transitions. [2018-11-22 22:50:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1582 transitions. [2018-11-22 22:50:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 22:50:36,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1291 states and 1585 transitions. [2018-11-22 22:50:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1585 transitions. [2018-11-22 22:50:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 22:50:36,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:36,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1295 states and 1590 transitions. [2018-11-22 22:50:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1590 transitions. [2018-11-22 22:50:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:50:36,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:36,676 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-22 22:50:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1300 states and 1594 transitions. [2018-11-22 22:50:37,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1594 transitions. [2018-11-22 22:50:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:50:37,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:50:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1313 states and 1608 transitions. [2018-11-22 22:50:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1608 transitions. [2018-11-22 22:50:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:50:37,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:38,021 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:50:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1316 states and 1611 transitions. [2018-11-22 22:50:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1611 transitions. [2018-11-22 22:50:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:50:38,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:50:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1328 states and 1622 transitions. [2018-11-22 22:50:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1622 transitions. [2018-11-22 22:50:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-22 22:50:38,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:50:39,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:39,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1332 states and 1626 transitions. [2018-11-22 22:50:39,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1626 transitions. [2018-11-22 22:50:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 22:50:39,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:39,326 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-22 22:50:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1336 states and 1629 transitions. [2018-11-22 22:50:39,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1629 transitions. [2018-11-22 22:50:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:50:39,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:40,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:40,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1353 states and 1646 transitions. [2018-11-22 22:50:40,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1646 transitions. [2018-11-22 22:50:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:50:40,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:40,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1360 states and 1655 transitions. [2018-11-22 22:50:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1655 transitions. [2018-11-22 22:50:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:50:40,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1365 states and 1660 transitions. [2018-11-22 22:50:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1660 transitions. [2018-11-22 22:50:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:50:41,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:41,199 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1370 states and 1664 transitions. [2018-11-22 22:50:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1664 transitions. [2018-11-22 22:50:41,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-22 22:50:41,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:41,697 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1374 states and 1668 transitions. [2018-11-22 22:50:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1668 transitions. [2018-11-22 22:50:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-22 22:50:42,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:50:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1380 states and 1674 transitions. [2018-11-22 22:50:42,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1674 transitions. [2018-11-22 22:50:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-22 22:50:42,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1418 states and 1717 transitions. [2018-11-22 22:50:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1717 transitions. [2018-11-22 22:50:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-22 22:50:42,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:50:42,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1421 states and 1719 transitions. [2018-11-22 22:50:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1719 transitions. [2018-11-22 22:50:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-22 22:50:42,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:43,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1431 states and 1730 transitions. [2018-11-22 22:50:43,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1730 transitions. [2018-11-22 22:50:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-22 22:50:43,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:43,385 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:44,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1441 states and 1748 transitions. [2018-11-22 22:50:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1748 transitions. [2018-11-22 22:50:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-22 22:50:44,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1444 states and 1751 transitions. [2018-11-22 22:50:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1751 transitions. [2018-11-22 22:50:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 22:50:44,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:45,153 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1481 states and 1792 transitions. [2018-11-22 22:50:46,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1792 transitions. [2018-11-22 22:50:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 22:50:46,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1484 states and 1795 transitions. [2018-11-22 22:50:47,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1795 transitions. [2018-11-22 22:50:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-22 22:50:47,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:47,293 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:50:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1494 states and 1804 transitions. [2018-11-22 22:50:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1804 transitions. [2018-11-22 22:50:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:50:47,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1523 states and 1837 transitions. [2018-11-22 22:50:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1837 transitions. [2018-11-22 22:50:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:50:47,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1528 states and 1845 transitions. [2018-11-22 22:50:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1845 transitions. [2018-11-22 22:50:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:50:48,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-22 22:50:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1533 states and 1849 transitions. [2018-11-22 22:50:48,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1849 transitions. [2018-11-22 22:50:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-22 22:50:48,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:48,898 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1534 states and 1849 transitions. [2018-11-22 22:50:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1849 transitions. [2018-11-22 22:50:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-22 22:50:48,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-22 22:50:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1567 states and 1886 transitions. [2018-11-22 22:50:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1886 transitions. [2018-11-22 22:50:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-22 22:50:49,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 22:50:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:50,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1571 states and 1890 transitions. [2018-11-22 22:50:50,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1890 transitions. [2018-11-22 22:50:50,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:50:50,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:50,068 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:50:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1574 states and 1893 transitions. [2018-11-22 22:50:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1893 transitions. [2018-11-22 22:50:50,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:50:50,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:50:52,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1650 states and 1975 transitions. [2018-11-22 22:50:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1975 transitions. [2018-11-22 22:50:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-22 22:50:52,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:52,047 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-22 22:50:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1652 states and 1977 transitions. [2018-11-22 22:50:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1977 transitions. [2018-11-22 22:50:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:50:52,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:50:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1707 states and 2038 transitions. [2018-11-22 22:50:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2038 transitions. [2018-11-22 22:50:53,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:50:53,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:50:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:50:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1782 states and 2135 transitions. [2018-11-22 22:50:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2135 transitions. [2018-11-22 22:50:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:50:58,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:50:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:50:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1793 states and 2148 transitions. [2018-11-22 22:51:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2148 transitions. [2018-11-22 22:51:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:51:00,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:00,390 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1795 states and 2150 transitions. [2018-11-22 22:51:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2150 transitions. [2018-11-22 22:51:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:51:00,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:00,863 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-22 22:51:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1827 states and 2186 transitions. [2018-11-22 22:51:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2186 transitions. [2018-11-22 22:51:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:51:01,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1838 states and 2203 transitions. [2018-11-22 22:51:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2203 transitions. [2018-11-22 22:51:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:51:04,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:04,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1841 states and 2206 transitions. [2018-11-22 22:51:04,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2206 transitions. [2018-11-22 22:51:04,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:51:04,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1843 states and 2207 transitions. [2018-11-22 22:51:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2207 transitions. [2018-11-22 22:51:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 22:51:04,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-22 22:51:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1848 states and 2211 transitions. [2018-11-22 22:51:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2211 transitions. [2018-11-22 22:51:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 22:51:05,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:05,546 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 22:51:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:05,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1857 states and 2220 transitions. [2018-11-22 22:51:05,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2220 transitions. [2018-11-22 22:51:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 22:51:05,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 22:51:06,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:06,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1858 states and 2221 transitions. [2018-11-22 22:51:06,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2221 transitions. [2018-11-22 22:51:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 22:51:06,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 22:51:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1881 states and 2243 transitions. [2018-11-22 22:51:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2243 transitions. [2018-11-22 22:51:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 22:51:06,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 22:51:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1891 states and 2253 transitions. [2018-11-22 22:51:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2253 transitions. [2018-11-22 22:51:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-22 22:51:06,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 109 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:51:07,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1910 states and 2271 transitions. [2018-11-22 22:51:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2271 transitions. [2018-11-22 22:51:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:51:07,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1912 states and 2275 transitions. [2018-11-22 22:51:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2275 transitions. [2018-11-22 22:51:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:51:07,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1922 states and 2285 transitions. [2018-11-22 22:51:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2285 transitions. [2018-11-22 22:51:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:51:07,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:07,893 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:51:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:08,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1945 states and 2311 transitions. [2018-11-22 22:51:08,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2311 transitions. [2018-11-22 22:51:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:51:08,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:08,502 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:51:08,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:08,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1948 states and 2314 transitions. [2018-11-22 22:51:08,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2314 transitions. [2018-11-22 22:51:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:51:08,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:51:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1951 states and 2317 transitions. [2018-11-22 22:51:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2317 transitions. [2018-11-22 22:51:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-22 22:51:09,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:09,259 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1958 states and 2331 transitions. [2018-11-22 22:51:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2331 transitions. [2018-11-22 22:51:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-22 22:51:10,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:51:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1960 states and 2333 transitions. [2018-11-22 22:51:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2333 transitions. [2018-11-22 22:51:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-22 22:51:11,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:51:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1964 states and 2337 transitions. [2018-11-22 22:51:11,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2337 transitions. [2018-11-22 22:51:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-22 22:51:11,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:11,551 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-22 22:51:11,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1981 states and 2354 transitions. [2018-11-22 22:51:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2354 transitions. [2018-11-22 22:51:11,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-22 22:51:11,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:51:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2044 states and 2422 transitions. [2018-11-22 22:51:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2422 transitions. [2018-11-22 22:51:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-22 22:51:16,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:51:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2060 states and 2437 transitions. [2018-11-22 22:51:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2437 transitions. [2018-11-22 22:51:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:51:17,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:51:18,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2082 states and 2461 transitions. [2018-11-22 22:51:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2461 transitions. [2018-11-22 22:51:18,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:51:18,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:51:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2086 states and 2465 transitions. [2018-11-22 22:51:18,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2465 transitions. [2018-11-22 22:51:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:51:18,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:18,899 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:51:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2090 states and 2469 transitions. [2018-11-22 22:51:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2469 transitions. [2018-11-22 22:51:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:51:19,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:51:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2167 states and 2551 transitions. [2018-11-22 22:51:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2551 transitions. [2018-11-22 22:51:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:51:20,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:51:21,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2200 states and 2587 transitions. [2018-11-22 22:51:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2587 transitions. [2018-11-22 22:51:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:51:21,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:21,884 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:51:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2228 states and 2618 transitions. [2018-11-22 22:51:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2618 transitions. [2018-11-22 22:51:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:51:22,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:51:23,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2232 states and 2622 transitions. [2018-11-22 22:51:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2622 transitions. [2018-11-22 22:51:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:23,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-22 22:51:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2290 states and 2683 transitions. [2018-11-22 22:51:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2683 transitions. [2018-11-22 22:51:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:28,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-22 22:51:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2290 states and 2682 transitions. [2018-11-22 22:51:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2682 transitions. [2018-11-22 22:51:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:29,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-11-22 22:51:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2268 states and 2659 transitions. [2018-11-22 22:51:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2659 transitions. [2018-11-22 22:51:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:30,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:51:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2295 states and 2691 transitions. [2018-11-22 22:51:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2691 transitions. [2018-11-22 22:51:31,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:31,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:51:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2307 states and 2703 transitions. [2018-11-22 22:51:32,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2703 transitions. [2018-11-22 22:51:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:51:32,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:32,776 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:51:33,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:33,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2312 states and 2709 transitions. [2018-11-22 22:51:33,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2709 transitions. [2018-11-22 22:51:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-22 22:51:33,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-22 22:51:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:36,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2329 states and 2728 transitions. [2018-11-22 22:51:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2728 transitions. [2018-11-22 22:51:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-22 22:51:36,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-22 22:51:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:38,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2383 states and 2779 transitions. [2018-11-22 22:51:38,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 2779 transitions. [2018-11-22 22:51:38,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-22 22:51:38,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:38,673 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:51:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2395 states and 2792 transitions. [2018-11-22 22:51:39,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2792 transitions. [2018-11-22 22:51:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-22 22:51:39,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:51:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2411 states and 2808 transitions. [2018-11-22 22:51:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2808 transitions. [2018-11-22 22:51:40,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-22 22:51:40,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 22:51:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2427 states and 2833 transitions. [2018-11-22 22:51:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 2833 transitions. [2018-11-22 22:51:42,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-22 22:51:42,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 22:51:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2433 states and 2843 transitions. [2018-11-22 22:51:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 2843 transitions. [2018-11-22 22:51:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-22 22:51:43,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 22:51:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2437 states and 2847 transitions. [2018-11-22 22:51:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2847 transitions. [2018-11-22 22:51:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-22 22:51:43,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:44,272 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 22:51:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:44,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2453 states and 2865 transitions. [2018-11-22 22:51:44,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2865 transitions. [2018-11-22 22:51:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-22 22:51:45,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 22:51:45,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:45,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2457 states and 2869 transitions. [2018-11-22 22:51:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2869 transitions. [2018-11-22 22:51:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-22 22:51:45,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-22 22:51:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2494 states and 2910 transitions. [2018-11-22 22:51:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2910 transitions. [2018-11-22 22:51:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-22 22:51:49,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-22 22:51:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2509 states and 2923 transitions. [2018-11-22 22:51:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 2923 transitions. [2018-11-22 22:51:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-22 22:51:50,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-22 22:51:51,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2521 states and 2934 transitions. [2018-11-22 22:51:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2934 transitions. [2018-11-22 22:51:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-22 22:51:51,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 363 proven. 13 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-22 22:51:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:52,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2541 states and 2955 transitions. [2018-11-22 22:51:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2955 transitions. [2018-11-22 22:51:52,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-22 22:51:52,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:52,385 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 363 proven. 13 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-22 22:51:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2564 states and 2980 transitions. [2018-11-22 22:51:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 2980 transitions. [2018-11-22 22:51:53,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-22 22:51:53,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 363 proven. 13 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-22 22:51:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:53,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2570 states and 2986 transitions. [2018-11-22 22:51:53,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 2986 transitions. [2018-11-22 22:51:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-22 22:51:53,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 363 proven. 13 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-22 22:51:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2574 states and 2990 transitions. [2018-11-22 22:51:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 2990 transitions. [2018-11-22 22:51:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:51:54,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-22 22:51:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:51:59,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2591 states and 3013 transitions. [2018-11-22 22:51:59,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3013 transitions. [2018-11-22 22:51:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:51:59,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:51:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:51:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-22 22:52:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 2620 states and 3041 transitions. [2018-11-22 22:52:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 3041 transitions. [2018-11-22 22:52:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:52:03,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-22 22:52:03,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2623 states and 3044 transitions. [2018-11-22 22:52:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 3044 transitions. [2018-11-22 22:52:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:52:03,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-22 22:52:04,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 2635 states and 3055 transitions. [2018-11-22 22:52:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 3055 transitions. [2018-11-22 22:52:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-22 22:52:04,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-22 22:52:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2690 states and 3118 transitions. [2018-11-22 22:52:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3118 transitions. [2018-11-22 22:52:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-22 22:52:09,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-22 22:52:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2728 states and 3155 transitions. [2018-11-22 22:52:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3155 transitions. [2018-11-22 22:52:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-22 22:52:13,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:13,517 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-22 22:52:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2768 states and 3194 transitions. [2018-11-22 22:52:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3194 transitions. [2018-11-22 22:52:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-22 22:52:16,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:17,613 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-22 22:52:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 2802 states and 3230 transitions. [2018-11-22 22:52:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 3230 transitions. [2018-11-22 22:52:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-22 22:52:23,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-22 22:52:24,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:24,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 2803 states and 3230 transitions. [2018-11-22 22:52:24,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3230 transitions. [2018-11-22 22:52:24,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-22 22:52:24,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-22 22:52:25,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2815 states and 3241 transitions. [2018-11-22 22:52:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3241 transitions. [2018-11-22 22:52:25,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-22 22:52:25,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-11-22 22:52:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2825 states and 3252 transitions. [2018-11-22 22:52:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3252 transitions. [2018-11-22 22:52:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-22 22:52:25,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-11-22 22:52:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:26,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2841 states and 3268 transitions. [2018-11-22 22:52:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3268 transitions. [2018-11-22 22:52:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:26,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 2948 states and 3401 transitions. [2018-11-22 22:52:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3401 transitions. [2018-11-22 22:52:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:33,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:33,497 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 2997 states and 3460 transitions. [2018-11-22 22:52:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 3460 transitions. [2018-11-22 22:52:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:37,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3025 states and 3488 transitions. [2018-11-22 22:52:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 3488 transitions. [2018-11-22 22:52:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:39,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 3052 states and 3516 transitions. [2018-11-22 22:52:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 3516 transitions. [2018-11-22 22:52:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:40,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:40,975 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3067 states and 3532 transitions. [2018-11-22 22:52:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3532 transitions. [2018-11-22 22:52:42,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:42,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:42,193 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:42,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:42,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3079 states and 3543 transitions. [2018-11-22 22:52:42,868 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 3543 transitions. [2018-11-22 22:52:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-22 22:52:42,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:43,043 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 445 proven. 10 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-11-22 22:52:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3091 states and 3554 transitions. [2018-11-22 22:52:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3554 transitions. [2018-11-22 22:52:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:43,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3144 states and 3623 transitions. [2018-11-22 22:52:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3623 transitions. [2018-11-22 22:52:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:48,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3150 states and 3627 transitions. [2018-11-22 22:52:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 3627 transitions. [2018-11-22 22:52:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:49,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3168 states and 3647 transitions. [2018-11-22 22:52:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 3647 transitions. [2018-11-22 22:52:51,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:51,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:52,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3173 states and 3652 transitions. [2018-11-22 22:52:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 3652 transitions. [2018-11-22 22:52:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:52,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:53,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3184 states and 3666 transitions. [2018-11-22 22:52:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3666 transitions. [2018-11-22 22:52:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-22 22:52:53,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-22 22:52:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3189 states and 3671 transitions. [2018-11-22 22:52:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 3671 transitions. [2018-11-22 22:52:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:52:54,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:52:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3252 states and 3733 transitions. [2018-11-22 22:52:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3252 states and 3733 transitions. [2018-11-22 22:52:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:52:55,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:52:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:52:59,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 3296 states and 3791 transitions. [2018-11-22 22:52:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3791 transitions. [2018-11-22 22:52:59,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:52:59,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:52:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:52:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:00,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3297 states and 3794 transitions. [2018-11-22 22:53:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 3794 transitions. [2018-11-22 22:53:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:00,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 3309 states and 3813 transitions. [2018-11-22 22:53:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3309 states and 3813 transitions. [2018-11-22 22:53:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:03,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:05,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3330 states and 3839 transitions. [2018-11-22 22:53:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3839 transitions. [2018-11-22 22:53:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:05,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:06,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:06,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3332 states and 3840 transitions. [2018-11-22 22:53:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 3840 transitions. [2018-11-22 22:53:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:06,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 3344 states and 3852 transitions. [2018-11-22 22:53:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 3852 transitions. [2018-11-22 22:53:07,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:07,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3349 states and 3856 transitions. [2018-11-22 22:53:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 3856 transitions. [2018-11-22 22:53:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:08,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3361 states and 3867 transitions. [2018-11-22 22:53:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3867 transitions. [2018-11-22 22:53:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:09,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3366 states and 3873 transitions. [2018-11-22 22:53:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3873 transitions. [2018-11-22 22:53:10,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:10,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:11,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 3369 states and 3875 transitions. [2018-11-22 22:53:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3369 states and 3875 transitions. [2018-11-22 22:53:11,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:11,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3372 states and 3877 transitions. [2018-11-22 22:53:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3877 transitions. [2018-11-22 22:53:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:12,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3376 states and 3880 transitions. [2018-11-22 22:53:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3880 transitions. [2018-11-22 22:53:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:13,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3381 states and 3884 transitions. [2018-11-22 22:53:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3884 transitions. [2018-11-22 22:53:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:13,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:14,070 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3383 states and 3885 transitions. [2018-11-22 22:53:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 3885 transitions. [2018-11-22 22:53:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:14,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3402 states and 3915 transitions. [2018-11-22 22:53:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 3915 transitions. [2018-11-22 22:53:17,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:17,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3407 states and 3919 transitions. [2018-11-22 22:53:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 3919 transitions. [2018-11-22 22:53:18,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-22 22:53:18,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 577 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-22 22:53:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3412 states and 3923 transitions. [2018-11-22 22:53:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 3923 transitions. [2018-11-22 22:53:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-22 22:53:19,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2018-11-22 22:53:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3437 states and 3948 transitions. [2018-11-22 22:53:20,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 3948 transitions. [2018-11-22 22:53:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-11-22 22:53:20,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-22 22:53:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3438 states and 3951 transitions. [2018-11-22 22:53:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 3951 transitions. [2018-11-22 22:53:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-11-22 22:53:25,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-22 22:53:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:26,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3441 states and 3955 transitions. [2018-11-22 22:53:26,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 3955 transitions. [2018-11-22 22:53:26,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-11-22 22:53:26,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2018-11-22 22:53:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3455 states and 3969 transitions. [2018-11-22 22:53:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 3969 transitions. [2018-11-22 22:53:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-11-22 22:53:29,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2018-11-22 22:53:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3467 states and 3980 transitions. [2018-11-22 22:53:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3467 states and 3980 transitions. [2018-11-22 22:53:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-11-22 22:53:30,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2018-11-22 22:53:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3468 states and 3981 transitions. [2018-11-22 22:53:31,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 3981 transitions. [2018-11-22 22:53:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-11-22 22:53:31,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2018-11-22 22:53:31,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3471 states and 3984 transitions. [2018-11-22 22:53:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3471 states and 3984 transitions. [2018-11-22 22:53:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-11-22 22:53:31,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 526 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-11-22 22:53:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:32,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3473 states and 3985 transitions. [2018-11-22 22:53:32,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 3985 transitions. [2018-11-22 22:53:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-11-22 22:53:32,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1062 backedges. 824 proven. 4 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-22 22:53:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 3512 states and 4029 transitions. [2018-11-22 22:53:39,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 4029 transitions. [2018-11-22 22:53:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-11-22 22:53:39,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-22 22:53:45,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3574 states and 4092 transitions. [2018-11-22 22:53:45,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 4092 transitions. [2018-11-22 22:53:45,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-11-22 22:53:45,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-22 22:53:48,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 3578 states and 4096 transitions. [2018-11-22 22:53:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 4096 transitions. [2018-11-22 22:53:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-11-22 22:53:48,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:48,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-22 22:53:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 3580 states and 4097 transitions. [2018-11-22 22:53:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3580 states and 4097 transitions. [2018-11-22 22:53:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-11-22 22:53:49,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-22 22:53:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 3581 states and 4097 transitions. [2018-11-22 22:53:49,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 4097 transitions. [2018-11-22 22:53:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-11-22 22:53:49,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2018-11-22 22:53:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 3598 states and 4113 transitions. [2018-11-22 22:53:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3598 states and 4113 transitions. [2018-11-22 22:53:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2018-11-22 22:53:52,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 563 proven. 20 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2018-11-22 22:53:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 3599 states and 4114 transitions. [2018-11-22 22:53:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 4114 transitions. [2018-11-22 22:53:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2018-11-22 22:53:53,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 563 proven. 20 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2018-11-22 22:53:55,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 3602 states and 4117 transitions. [2018-11-22 22:53:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 4117 transitions. [2018-11-22 22:53:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:53:55,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:53:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:53:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 3634 states and 4151 transitions. [2018-11-22 22:53:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3634 states and 4151 transitions. [2018-11-22 22:53:57,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:53:57,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:53:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:53:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:06,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 3682 states and 4210 transitions. [2018-11-22 22:54:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4210 transitions. [2018-11-22 22:54:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:06,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 3685 states and 4213 transitions. [2018-11-22 22:54:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 4213 transitions. [2018-11-22 22:54:07,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:07,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:12,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 3727 states and 4261 transitions. [2018-11-22 22:54:12,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 4261 transitions. [2018-11-22 22:54:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:12,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 3780 states and 4319 transitions. [2018-11-22 22:54:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3780 states and 4319 transitions. [2018-11-22 22:54:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:16,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 3807 states and 4350 transitions. [2018-11-22 22:54:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4350 transitions. [2018-11-22 22:54:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:20,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:20,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 3838 states and 4385 transitions. [2018-11-22 22:54:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 4385 transitions. [2018-11-22 22:54:22,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:22,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 3894 states and 4446 transitions. [2018-11-22 22:54:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4446 transitions. [2018-11-22 22:54:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:26,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:27,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 3910 states and 4461 transitions. [2018-11-22 22:54:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 4461 transitions. [2018-11-22 22:54:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:27,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4487 states to 3936 states and 4487 transitions. [2018-11-22 22:54:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3936 states and 4487 transitions. [2018-11-22 22:54:29,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:29,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 3948 states and 4500 transitions. [2018-11-22 22:54:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 4500 transitions. [2018-11-22 22:54:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:31,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:32,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:32,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 3951 states and 4503 transitions. [2018-11-22 22:54:32,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 4503 transitions. [2018-11-22 22:54:32,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:32,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 3954 states and 4506 transitions. [2018-11-22 22:54:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3954 states and 4506 transitions. [2018-11-22 22:54:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:33,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4507 states to 3955 states and 4507 transitions. [2018-11-22 22:54:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3955 states and 4507 transitions. [2018-11-22 22:54:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:33,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 3958 states and 4510 transitions. [2018-11-22 22:54:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3958 states and 4510 transitions. [2018-11-22 22:54:34,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:34,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:36,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 3962 states and 4514 transitions. [2018-11-22 22:54:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 4514 transitions. [2018-11-22 22:54:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:36,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 3966 states and 4518 transitions. [2018-11-22 22:54:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 3966 states and 4518 transitions. [2018-11-22 22:54:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2018-11-22 22:54:38,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 595 proven. 15 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-22 22:54:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 4011 states and 4563 transitions. [2018-11-22 22:54:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 4563 transitions. [2018-11-22 22:54:42,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2018-11-22 22:54:42,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 753 proven. 18 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2018-11-22 22:54:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:42,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 4014 states and 4565 transitions. [2018-11-22 22:54:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 4565 transitions. [2018-11-22 22:54:42,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-11-22 22:54:42,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 745 proven. 20 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-11-22 22:54:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4041 states and 4592 transitions. [2018-11-22 22:54:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4041 states and 4592 transitions. [2018-11-22 22:54:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-11-22 22:54:45,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:45,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 745 proven. 20 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-11-22 22:54:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4597 states to 4047 states and 4597 transitions. [2018-11-22 22:54:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 4597 transitions. [2018-11-22 22:54:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-11-22 22:54:46,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 745 proven. 20 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-11-22 22:54:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 4068 states and 4619 transitions. [2018-11-22 22:54:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 4068 states and 4619 transitions. [2018-11-22 22:54:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-11-22 22:54:48,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 745 proven. 20 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-11-22 22:54:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:50,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 4094 states and 4644 transitions. [2018-11-22 22:54:50,067 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 4644 transitions. [2018-11-22 22:54:50,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2018-11-22 22:54:50,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:54:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:54:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 745 proven. 20 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2018-11-22 22:54:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:54:51,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2449 states and 2813 transitions. [2018-11-22 22:54:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2813 transitions. [2018-11-22 22:54:51,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:54:51,904 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 252 iterations. [2018-11-22 22:54:51,911 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 22:54:52,100 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 46 [2018-11-22 22:54:52,220 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 25 [2018-11-22 22:54:52,453 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 47 [2018-11-22 22:54:52,704 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 47 [2018-11-22 22:54:52,894 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 46 [2018-11-22 22:54:53,062 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 25 [2018-11-22 22:54:53,404 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:54:53,587 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 47 [2018-11-22 22:54:54,295 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:54:54,439 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 25 [2018-11-22 22:54:54,577 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 25 [2018-11-22 22:54:54,820 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 25 [2018-11-22 22:54:55,006 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 47 [2018-11-22 22:54:55,107 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 25 [2018-11-22 22:54:55,618 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 51 [2018-11-22 22:54:55,807 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 25 [2018-11-22 22:54:56,066 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 45 [2018-11-22 22:54:56,324 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-11-22 22:54:56,543 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 25 [2018-11-22 22:54:56,733 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:54:57,079 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 45 [2018-11-22 22:54:57,403 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 49 [2018-11-22 22:54:57,651 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 47 [2018-11-22 22:54:57,944 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 25 [2018-11-22 22:54:58,374 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 47 [2018-11-22 22:54:58,889 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 46 [2018-11-22 22:54:59,086 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:54:59,343 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:54:59,745 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 25 [2018-11-22 22:54:59,919 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 46 [2018-11-22 22:55:00,326 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 25 [2018-11-22 22:55:00,510 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 46 [2018-11-22 22:55:00,727 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 47 [2018-11-22 22:55:01,010 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2018-11-22 22:55:01,241 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 25 [2018-11-22 22:55:01,241 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:55:01,243 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-22 22:55:01,249 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-22 22:55:01,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:55:01 ImpRootNode [2018-11-22 22:55:01,250 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:55:01,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:55:01,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:55:01,250 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:55:01,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:49:56" (3/4) ... [2018-11-22 22:55:01,254 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:55:01,269 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-22 22:55:01,270 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-22 22:55:01,270 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-22 22:55:01,271 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 22:55:01,351 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_21d41b46-39aa-4a38-9cbb-417b90484171/bin-2019/ukojak/witness.graphml [2018-11-22 22:55:01,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:55:01,352 INFO L168 Benchmark]: Toolchain (without parser) took 307369.86 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 951.1 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,353 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:55:01,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,353 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,353 INFO L168 Benchmark]: Boogie Preprocessor took 43.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,353 INFO L168 Benchmark]: RCFGBuilder took 1666.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.5 MB in the end (delta: 242.3 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,354 INFO L168 Benchmark]: CodeCheck took 305082.00 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 899.5 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-22 22:55:01,354 INFO L168 Benchmark]: Witness Printer took 101.18 ms. Allocated memory is still 4.8 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:55:01,355 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 295.7s OverallTime, 252 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 116157952 SDtfs, 1543992826 SDslu, 1020420864 SDs, 0 SdLazy, -966307538 SolverSat, -1037921216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1141.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 410876 GetRequests, 400577 SyntacticMatches, 8127 SemanticMatches, 2172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3575441 ImplicationChecksByTransitivity, 254.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 27.8s InterpolantComputationTime, 65288 NumberOfCodeBlocks, 65288 NumberOfCodeBlocksAsserted, 251 NumberOfCheckSat, 65037 ConstructedInterpolants, 0 QuantifiedInterpolants, 80219547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 251 InterpolantComputations, 142 PerfectInterpolantSequences, 105245/106551 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: 493]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) || ((a25 == 1 && !(a17 == 9)) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a17 == 9))) || (!(a11 == 1) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11)) || (!(a11 == 1) && !(a17 == 9))) || ((a28 == 8 && a25 == 1) && !(a17 == 9))) || ((!(a19 == 1) && !(a28 == 8)) && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.40 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1666.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.5 MB in the end (delta: 242.3 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. * CodeCheck took 305082.00 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 899.5 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 101.18 ms. Allocated memory is still 4.8 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...