./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/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 f8826e63977e5204bfb153113fa32b1df4948bea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:18:53,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:18:53,271 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:18:53,282 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:18:53,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:18:53,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:18:53,284 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:18:53,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:18:53,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:18:53,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:18:53,289 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:18:53,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:18:53,289 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:18:53,291 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:18:53,292 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:18:53,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:18:53,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:18:53,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:18:53,296 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:18:53,298 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:18:53,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:18:53,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:18:53,302 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:18:53,302 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:18:53,302 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:18:53,303 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:18:53,304 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:18:53,305 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:18:53,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:18:53,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:18:53,306 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:18:53,307 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:18:53,307 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:18:53,307 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:18:53,308 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:18:53,308 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:18:53,309 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:18:53,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:18:53,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:18:53,327 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:18:53,327 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:18:53,328 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:18:53,329 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:18:53,330 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:18:53,330 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:18:53,330 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:18:53,330 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:18:53,330 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:18:53,331 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:18:53,331 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:18:53,332 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:18:53,332 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:18:53,332 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:18:53,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:18:53,332 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:18:53,332 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:18:53,332 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:18:53,333 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:18:53,333 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:18:53,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:18:53,333 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_5c110cd9-577c-4acb-8623-ca3579d7b9be/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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2018-10-26 19:18:53,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:18:53,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:18:53,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:18:53,381 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:18:53,381 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:18:53,382 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-10-26 19:18:53,439 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/data/057162f28/517283f1fc3349f08015b28b63cefde9/FLAG126f71232 [2018-10-26 19:18:53,890 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:18:53,891 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-10-26 19:18:53,900 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/data/057162f28/517283f1fc3349f08015b28b63cefde9/FLAG126f71232 [2018-10-26 19:18:53,914 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/data/057162f28/517283f1fc3349f08015b28b63cefde9 [2018-10-26 19:18:53,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:18:53,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:18:53,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:18:53,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:18:53,922 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:18:53,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:18:53" (1/1) ... [2018-10-26 19:18:53,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4f184d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:53, skipping insertion in model container [2018-10-26 19:18:53,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:18:53" (1/1) ... [2018-10-26 19:18:53,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:18:53,986 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:18:54,272 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:18:54,276 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:18:54,402 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:18:54,422 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:18:54,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54 WrapperNode [2018-10-26 19:18:54,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:18:54,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:18:54,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:18:54,427 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:18:54,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:18:54,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:18:54,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:18:54,499 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:18:54,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... [2018-10-26 19:18:54,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:18:54,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:18:54,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:18:54,678 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:18:54,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:18:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/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 [2018-10-26 19:18:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 19:18:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:18:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:18:59,072 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:18:59,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:18:59 BoogieIcfgContainer [2018-10-26 19:18:59,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:18:59,074 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:18:59,074 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:18:59,085 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:18:59,085 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:18:59" (1/1) ... [2018-10-26 19:18:59,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:18:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:18:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 19:18:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 19:18:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:18:59,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:18:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:18:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:00,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-10-26 19:19:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-10-26 19:19:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 19:19:00,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:01,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 244 states and 340 transitions. [2018-10-26 19:19:01,486 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 340 transitions. [2018-10-26 19:19:01,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 19:19:01,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 324 states and 433 transitions. [2018-10-26 19:19:02,944 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 433 transitions. [2018-10-26 19:19:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 19:19:02,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2018-10-26 19:19:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2018-10-26 19:19:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:19:03,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:03,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 339 states and 451 transitions. [2018-10-26 19:19:03,657 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 451 transitions. [2018-10-26 19:19:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:19:03,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 358 states and 475 transitions. [2018-10-26 19:19:04,163 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 475 transitions. [2018-10-26 19:19:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:19:04,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 488 transitions. [2018-10-26 19:19:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 488 transitions. [2018-10-26 19:19:04,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:19:04,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:04,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 372 states and 491 transitions. [2018-10-26 19:19:04,696 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 491 transitions. [2018-10-26 19:19:04,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:19:04,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:04,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 392 states and 515 transitions. [2018-10-26 19:19:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 515 transitions. [2018-10-26 19:19:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:19:05,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 394 states and 517 transitions. [2018-10-26 19:19:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 517 transitions. [2018-10-26 19:19:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:19:05,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 399 states and 525 transitions. [2018-10-26 19:19:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 525 transitions. [2018-10-26 19:19:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:19:06,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 415 states and 543 transitions. [2018-10-26 19:19:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 543 transitions. [2018-10-26 19:19:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:19:06,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 421 states and 549 transitions. [2018-10-26 19:19:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 549 transitions. [2018-10-26 19:19:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:19:06,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:19:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 426 states and 556 transitions. [2018-10-26 19:19:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 556 transitions. [2018-10-26 19:19:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 19:19:07,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 445 states and 579 transitions. [2018-10-26 19:19:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 579 transitions. [2018-10-26 19:19:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:19:07,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 446 states and 580 transitions. [2018-10-26 19:19:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 580 transitions. [2018-10-26 19:19:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:19:08,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:19:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 453 states and 588 transitions. [2018-10-26 19:19:08,458 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 588 transitions. [2018-10-26 19:19:08,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 19:19:08,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:19:09,215 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 19:19:10,047 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 19:19:10,667 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 19:19:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 497 states and 643 transitions. [2018-10-26 19:19:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 643 transitions. [2018-10-26 19:19:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 19:19:10,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 19:19:11,262 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 19:19:11,555 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 19:19:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 512 states and 661 transitions. [2018-10-26 19:19:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 661 transitions. [2018-10-26 19:19:11,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 19:19:11,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:11,850 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:12,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 531 states and 681 transitions. [2018-10-26 19:19:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 681 transitions. [2018-10-26 19:19:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 19:19:12,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:12,146 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:19:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:12,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 537 states and 689 transitions. [2018-10-26 19:19:12,672 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 689 transitions. [2018-10-26 19:19:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 19:19:12,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:14,195 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-26 19:19:14,710 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 19:19:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 554 states and 708 transitions. [2018-10-26 19:19:15,821 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 708 transitions. [2018-10-26 19:19:15,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-26 19:19:15,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:19:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 559 states and 713 transitions. [2018-10-26 19:19:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 713 transitions. [2018-10-26 19:19:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-26 19:19:16,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 623 states and 788 transitions. [2018-10-26 19:19:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 788 transitions. [2018-10-26 19:19:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 19:19:18,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:19:18,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 625 states and 790 transitions. [2018-10-26 19:19:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 790 transitions. [2018-10-26 19:19:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 19:19:18,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 645 states and 815 transitions. [2018-10-26 19:19:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 815 transitions. [2018-10-26 19:19:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 19:19:18,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:19:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 669 states and 842 transitions. [2018-10-26 19:19:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 842 transitions. [2018-10-26 19:19:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 19:19:19,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:19,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 702 states and 877 transitions. [2018-10-26 19:19:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 877 transitions. [2018-10-26 19:19:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 19:19:19,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:19,945 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:19:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:20,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 703 states and 878 transitions. [2018-10-26 19:19:20,371 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 878 transitions. [2018-10-26 19:19:20,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 19:19:20,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 729 states and 912 transitions. [2018-10-26 19:19:21,304 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 912 transitions. [2018-10-26 19:19:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:19:21,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 19:19:21,619 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 19:19:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:22,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 779 states and 974 transitions. [2018-10-26 19:19:22,936 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 974 transitions. [2018-10-26 19:19:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:19:22,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 19:19:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 798 states and 998 transitions. [2018-10-26 19:19:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 998 transitions. [2018-10-26 19:19:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 19:19:23,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 812 states and 1016 transitions. [2018-10-26 19:19:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1016 transitions. [2018-10-26 19:19:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 19:19:24,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:25,362 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-10-26 19:19:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 839 states and 1046 transitions. [2018-10-26 19:19:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1046 transitions. [2018-10-26 19:19:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 19:19:26,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:19:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:26,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 841 states and 1048 transitions. [2018-10-26 19:19:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1048 transitions. [2018-10-26 19:19:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 19:19:26,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 850 states and 1058 transitions. [2018-10-26 19:19:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1058 transitions. [2018-10-26 19:19:28,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 19:19:28,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:19:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 851 states and 1059 transitions. [2018-10-26 19:19:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1059 transitions. [2018-10-26 19:19:28,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 19:19:28,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:28,395 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:28,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:28,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 870 states and 1082 transitions. [2018-10-26 19:19:28,879 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1082 transitions. [2018-10-26 19:19:28,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 19:19:28,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:29,002 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:29,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 880 states and 1093 transitions. [2018-10-26 19:19:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1093 transitions. [2018-10-26 19:19:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 19:19:29,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:19:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 892 states and 1107 transitions. [2018-10-26 19:19:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1107 transitions. [2018-10-26 19:19:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 19:19:30,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:19:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 912 states and 1128 transitions. [2018-10-26 19:19:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1128 transitions. [2018-10-26 19:19:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 19:19:30,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 19:19:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 915 states and 1131 transitions. [2018-10-26 19:19:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1131 transitions. [2018-10-26 19:19:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 19:19:31,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 19:19:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 919 states and 1135 transitions. [2018-10-26 19:19:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1135 transitions. [2018-10-26 19:19:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:19:31,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 74 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 19:19:32,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 929 states and 1145 transitions. [2018-10-26 19:19:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1145 transitions. [2018-10-26 19:19:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 19:19:32,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 969 states and 1194 transitions. [2018-10-26 19:19:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1194 transitions. [2018-10-26 19:19:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 19:19:33,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:33,905 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:34,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 980 states and 1206 transitions. [2018-10-26 19:19:34,340 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1206 transitions. [2018-10-26 19:19:34,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 19:19:34,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 990 states and 1216 transitions. [2018-10-26 19:19:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1216 transitions. [2018-10-26 19:19:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 19:19:35,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1007 states and 1239 transitions. [2018-10-26 19:19:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1239 transitions. [2018-10-26 19:19:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:19:35,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:37,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1062 states and 1301 transitions. [2018-10-26 19:19:37,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1301 transitions. [2018-10-26 19:19:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:19:37,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1076 states and 1315 transitions. [2018-10-26 19:19:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1315 transitions. [2018-10-26 19:19:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:19:37,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:39,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1106 states and 1348 transitions. [2018-10-26 19:19:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1348 transitions. [2018-10-26 19:19:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 19:19:39,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:39,267 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:19:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1132 states and 1377 transitions. [2018-10-26 19:19:40,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1377 transitions. [2018-10-26 19:19:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 19:19:40,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 19:19:40,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1135 states and 1384 transitions. [2018-10-26 19:19:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1384 transitions. [2018-10-26 19:19:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 19:19:40,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:19:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1173 states and 1426 transitions. [2018-10-26 19:19:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1426 transitions. [2018-10-26 19:19:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 19:19:40,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 19:19:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:41,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1177 states and 1429 transitions. [2018-10-26 19:19:41,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1429 transitions. [2018-10-26 19:19:41,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 19:19:41,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:41,147 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 19:19:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1178 states and 1430 transitions. [2018-10-26 19:19:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1430 transitions. [2018-10-26 19:19:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 19:19:41,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 19:19:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:44,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1242 states and 1496 transitions. [2018-10-26 19:19:44,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1496 transitions. [2018-10-26 19:19:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 19:19:44,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 6 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 19:19:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1269 states and 1524 transitions. [2018-10-26 19:19:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1524 transitions. [2018-10-26 19:19:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 19:19:44,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 19:19:47,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1351 states and 1607 transitions. [2018-10-26 19:19:47,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1607 transitions. [2018-10-26 19:19:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 19:19:47,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 19:19:48,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1378 states and 1634 transitions. [2018-10-26 19:19:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1634 transitions. [2018-10-26 19:19:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 19:19:48,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:19:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1380 states and 1637 transitions. [2018-10-26 19:19:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1637 transitions. [2018-10-26 19:19:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 19:19:48,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 19:19:49,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:49,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1397 states and 1655 transitions. [2018-10-26 19:19:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1655 transitions. [2018-10-26 19:19:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 19:19:49,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 19:19:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:49,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1402 states and 1659 transitions. [2018-10-26 19:19:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1659 transitions. [2018-10-26 19:19:49,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:19:49,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:19:50,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:50,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1436 states and 1695 transitions. [2018-10-26 19:19:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1695 transitions. [2018-10-26 19:19:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 19:19:50,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1442 states and 1703 transitions. [2018-10-26 19:19:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1703 transitions. [2018-10-26 19:19:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 19:19:50,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:50,888 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:51,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:51,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1444 states and 1705 transitions. [2018-10-26 19:19:51,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1705 transitions. [2018-10-26 19:19:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 19:19:51,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:19:51,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:51,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1472 states and 1733 transitions. [2018-10-26 19:19:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1733 transitions. [2018-10-26 19:19:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 19:19:51,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:19:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1473 states and 1733 transitions. [2018-10-26 19:19:51,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1733 transitions. [2018-10-26 19:19:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 19:19:51,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:19:52,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:52,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1528 states and 1794 transitions. [2018-10-26 19:19:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1794 transitions. [2018-10-26 19:19:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:19:52,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:53,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1571 states and 1841 transitions. [2018-10-26 19:19:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1841 transitions. [2018-10-26 19:19:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:19:53,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1592 states and 1863 transitions. [2018-10-26 19:19:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1863 transitions. [2018-10-26 19:19:53,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 19:19:53,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 19:19:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1609 states and 1882 transitions. [2018-10-26 19:19:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1882 transitions. [2018-10-26 19:19:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:19:54,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1644 states and 1921 transitions. [2018-10-26 19:19:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1921 transitions. [2018-10-26 19:19:55,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:19:55,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:19:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1666 states and 1944 transitions. [2018-10-26 19:19:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1944 transitions. [2018-10-26 19:19:56,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:19:56,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:56,277 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:19:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1693 states and 1972 transitions. [2018-10-26 19:19:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1972 transitions. [2018-10-26 19:19:56,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 19:19:56,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 19:19:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:57,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1729 states and 2013 transitions. [2018-10-26 19:19:57,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2013 transitions. [2018-10-26 19:19:57,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 19:19:57,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:19:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1741 states and 2025 transitions. [2018-10-26 19:19:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2025 transitions. [2018-10-26 19:19:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 19:19:57,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:19:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1764 states and 2047 transitions. [2018-10-26 19:19:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2047 transitions. [2018-10-26 19:19:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 19:19:58,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 17 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-26 19:19:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:58,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1782 states and 2068 transitions. [2018-10-26 19:19:58,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2068 transitions. [2018-10-26 19:19:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 19:19:58,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 17 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:19:59,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:19:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1799 states and 2087 transitions. [2018-10-26 19:19:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2087 transitions. [2018-10-26 19:19:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 19:19:59,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:19:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:19:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1805 states and 2101 transitions. [2018-10-26 19:20:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2101 transitions. [2018-10-26 19:20:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 19:20:00,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:00,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:00,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1813 states and 2110 transitions. [2018-10-26 19:20:00,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2110 transitions. [2018-10-26 19:20:00,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 19:20:00,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 19:20:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1830 states and 2128 transitions. [2018-10-26 19:20:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2128 transitions. [2018-10-26 19:20:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 19:20:01,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 211 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:20:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:07,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1928 states and 2239 transitions. [2018-10-26 19:20:07,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2239 transitions. [2018-10-26 19:20:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 19:20:07,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:20:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1961 states and 2275 transitions. [2018-10-26 19:20:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2275 transitions. [2018-10-26 19:20:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 19:20:08,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:20:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1978 states and 2293 transitions. [2018-10-26 19:20:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2293 transitions. [2018-10-26 19:20:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 19:20:08,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:08,811 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:20:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1995 states and 2311 transitions. [2018-10-26 19:20:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2311 transitions. [2018-10-26 19:20:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 19:20:08,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 19:20:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 2000 states and 2316 transitions. [2018-10-26 19:20:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2316 transitions. [2018-10-26 19:20:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 19:20:09,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 19:20:12,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 2022 states and 2341 transitions. [2018-10-26 19:20:12,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2341 transitions. [2018-10-26 19:20:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 19:20:12,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 19:20:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:13,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2079 states and 2397 transitions. [2018-10-26 19:20:13,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2397 transitions. [2018-10-26 19:20:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 19:20:13,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 19:20:14,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:14,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2087 states and 2405 transitions. [2018-10-26 19:20:14,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2405 transitions. [2018-10-26 19:20:14,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 19:20:14,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 19:20:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2115 states and 2437 transitions. [2018-10-26 19:20:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2437 transitions. [2018-10-26 19:20:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 19:20:15,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 218 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:20:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2122 states and 2447 transitions. [2018-10-26 19:20:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2447 transitions. [2018-10-26 19:20:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 19:20:16,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:17,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2126 states and 2454 transitions. [2018-10-26 19:20:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2454 transitions. [2018-10-26 19:20:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 19:20:17,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2143 states and 2471 transitions. [2018-10-26 19:20:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2471 transitions. [2018-10-26 19:20:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 19:20:17,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:17,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2160 states and 2488 transitions. [2018-10-26 19:20:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2488 transitions. [2018-10-26 19:20:17,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-26 19:20:17,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:20:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2190 states and 2519 transitions. [2018-10-26 19:20:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 2519 transitions. [2018-10-26 19:20:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 19:20:19,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 151 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:21,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:21,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2237 states and 2573 transitions. [2018-10-26 19:20:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2573 transitions. [2018-10-26 19:20:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 19:20:21,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 151 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2239 states and 2575 transitions. [2018-10-26 19:20:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2575 transitions. [2018-10-26 19:20:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 19:20:22,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 151 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 19:20:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2241 states and 2577 transitions. [2018-10-26 19:20:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2577 transitions. [2018-10-26 19:20:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 19:20:23,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:25,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2242 states and 2579 transitions. [2018-10-26 19:20:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2579 transitions. [2018-10-26 19:20:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 19:20:25,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:27,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2294 states and 2632 transitions. [2018-10-26 19:20:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 2632 transitions. [2018-10-26 19:20:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 19:20:27,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:27,328 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 19:20:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2315 states and 2657 transitions. [2018-10-26 19:20:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2657 transitions. [2018-10-26 19:20:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 19:20:28,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:28,561 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 19:20:29,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:29,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2336 states and 2682 transitions. [2018-10-26 19:20:29,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2682 transitions. [2018-10-26 19:20:29,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 19:20:29,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 19:20:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:29,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2338 states and 2683 transitions. [2018-10-26 19:20:29,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 2683 transitions. [2018-10-26 19:20:29,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:29,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2360 states and 2706 transitions. [2018-10-26 19:20:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2706 transitions. [2018-10-26 19:20:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:30,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:30,675 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2371 states and 2719 transitions. [2018-10-26 19:20:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 2719 transitions. [2018-10-26 19:20:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:31,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:31,646 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2372 states and 2719 transitions. [2018-10-26 19:20:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2719 transitions. [2018-10-26 19:20:31,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:31,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:32,214 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-26 19:20:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2381 states and 2730 transitions. [2018-10-26 19:20:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2730 transitions. [2018-10-26 19:20:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:32,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:32,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2383 states and 2732 transitions. [2018-10-26 19:20:32,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 2732 transitions. [2018-10-26 19:20:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:32,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:33,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:33,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2392 states and 2740 transitions. [2018-10-26 19:20:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2740 transitions. [2018-10-26 19:20:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 19:20:33,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:20:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2401 states and 2749 transitions. [2018-10-26 19:20:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2749 transitions. [2018-10-26 19:20:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-26 19:20:33,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:33,564 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 175 proven. 18 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-10-26 19:20:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2409 states and 2756 transitions. [2018-10-26 19:20:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2756 transitions. [2018-10-26 19:20:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 19:20:33,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-26 19:20:35,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2426 states and 2780 transitions. [2018-10-26 19:20:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2780 transitions. [2018-10-26 19:20:35,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 19:20:35,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-26 19:20:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2427 states and 2781 transitions. [2018-10-26 19:20:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 2781 transitions. [2018-10-26 19:20:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:35,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:36,136 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2464 states and 2826 transitions. [2018-10-26 19:20:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2826 transitions. [2018-10-26 19:20:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:38,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2494 states and 2858 transitions. [2018-10-26 19:20:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2858 transitions. [2018-10-26 19:20:39,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:39,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:39,747 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2503 states and 2866 transitions. [2018-10-26 19:20:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 2866 transitions. [2018-10-26 19:20:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:40,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2512 states and 2875 transitions. [2018-10-26 19:20:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 2875 transitions. [2018-10-26 19:20:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:41,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2514 states and 2876 transitions. [2018-10-26 19:20:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2876 transitions. [2018-10-26 19:20:41,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:41,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:42,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2523 states and 2884 transitions. [2018-10-26 19:20:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2884 transitions. [2018-10-26 19:20:42,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:42,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2551 states and 2912 transitions. [2018-10-26 19:20:42,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 2912 transitions. [2018-10-26 19:20:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:42,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:43,025 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:43,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2579 states and 2945 transitions. [2018-10-26 19:20:43,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 2945 transitions. [2018-10-26 19:20:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:43,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2596 states and 2962 transitions. [2018-10-26 19:20:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 2962 transitions. [2018-10-26 19:20:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:44,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:44,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2613 states and 2979 transitions. [2018-10-26 19:20:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2979 transitions. [2018-10-26 19:20:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:44,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:45,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2645 states and 3012 transitions. [2018-10-26 19:20:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3012 transitions. [2018-10-26 19:20:45,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:45,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 2658 states and 3026 transitions. [2018-10-26 19:20:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 3026 transitions. [2018-10-26 19:20:46,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:46,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2666 states and 3035 transitions. [2018-10-26 19:20:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3035 transitions. [2018-10-26 19:20:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:47,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:47,092 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 2683 states and 3055 transitions. [2018-10-26 19:20:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3055 transitions. [2018-10-26 19:20:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 19:20:48,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 179 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 19:20:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2695 states and 3066 transitions. [2018-10-26 19:20:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 3066 transitions. [2018-10-26 19:20:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-26 19:20:48,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:48,683 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:49,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2714 states and 3085 transitions. [2018-10-26 19:20:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3085 transitions. [2018-10-26 19:20:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-26 19:20:49,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:49,143 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 19:20:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 2739 states and 3109 transitions. [2018-10-26 19:20:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3109 transitions. [2018-10-26 19:20:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-26 19:20:49,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 19:20:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2764 states and 3133 transitions. [2018-10-26 19:20:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3133 transitions. [2018-10-26 19:20:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-26 19:20:50,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 19:20:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 2768 states and 3136 transitions. [2018-10-26 19:20:50,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3136 transitions. [2018-10-26 19:20:50,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-26 19:20:50,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 2813 states and 3189 transitions. [2018-10-26 19:20:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3189 transitions. [2018-10-26 19:20:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-26 19:20:52,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 2838 states and 3213 transitions. [2018-10-26 19:20:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3213 transitions. [2018-10-26 19:20:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-26 19:20:54,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2861 states and 3235 transitions. [2018-10-26 19:20:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3235 transitions. [2018-10-26 19:20:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-26 19:20:55,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:20:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:57,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 2870 states and 3246 transitions. [2018-10-26 19:20:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 3246 transitions. [2018-10-26 19:20:57,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-26 19:20:57,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-10-26 19:20:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2887 states and 3265 transitions. [2018-10-26 19:20:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3265 transitions. [2018-10-26 19:20:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-26 19:20:58,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-10-26 19:20:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:20:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2888 states and 3265 transitions. [2018-10-26 19:20:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 3265 transitions. [2018-10-26 19:20:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-26 19:20:59,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:20:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:20:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-10-26 19:21:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2893 states and 3270 transitions. [2018-10-26 19:21:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3270 transitions. [2018-10-26 19:21:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-26 19:21:00,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 19:21:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2899 states and 3277 transitions. [2018-10-26 19:21:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3277 transitions. [2018-10-26 19:21:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 19:21:02,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 19:21:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2921 states and 3309 transitions. [2018-10-26 19:21:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3309 transitions. [2018-10-26 19:21:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 19:21:03,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 19:21:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 2936 states and 3325 transitions. [2018-10-26 19:21:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3325 transitions. [2018-10-26 19:21:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 19:21:04,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 19:21:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2941 states and 3334 transitions. [2018-10-26 19:21:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3334 transitions. [2018-10-26 19:21:05,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 19:21:05,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 19:21:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2945 states and 3339 transitions. [2018-10-26 19:21:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3339 transitions. [2018-10-26 19:21:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-26 19:21:06,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 34 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-10-26 19:21:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 2962 states and 3356 transitions. [2018-10-26 19:21:07,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3356 transitions. [2018-10-26 19:21:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:07,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 337 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:21:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 2968 states and 3363 transitions. [2018-10-26 19:21:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 3363 transitions. [2018-10-26 19:21:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:07,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:08,132 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 337 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:21:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2979 states and 3374 transitions. [2018-10-26 19:21:08,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 3374 transitions. [2018-10-26 19:21:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:08,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 337 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:21:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 2990 states and 3385 transitions. [2018-10-26 19:21:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3385 transitions. [2018-10-26 19:21:08,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:08,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:21:09,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:09,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 3026 states and 3421 transitions. [2018-10-26 19:21:09,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 3421 transitions. [2018-10-26 19:21:09,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:09,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:21:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 3049 states and 3443 transitions. [2018-10-26 19:21:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 3443 transitions. [2018-10-26 19:21:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-26 19:21:10,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:10,967 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-26 19:21:11,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:11,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3066 states and 3459 transitions. [2018-10-26 19:21:11,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3066 states and 3459 transitions. [2018-10-26 19:21:11,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-26 19:21:11,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-10-26 19:21:12,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3080 states and 3479 transitions. [2018-10-26 19:21:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3479 transitions. [2018-10-26 19:21:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-26 19:21:12,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:12,639 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 19:21:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3086 states and 3484 transitions. [2018-10-26 19:21:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3484 transitions. [2018-10-26 19:21:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-10-26 19:21:13,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 209 proven. 18 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-10-26 19:21:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 3152 states and 3559 transitions. [2018-10-26 19:21:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3559 transitions. [2018-10-26 19:21:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-10-26 19:21:15,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:15,765 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 209 proven. 18 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-10-26 19:21:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3170 states and 3578 transitions. [2018-10-26 19:21:16,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3578 transitions. [2018-10-26 19:21:16,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-26 19:21:16,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 292 proven. 10 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 19:21:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3195 states and 3603 transitions. [2018-10-26 19:21:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3603 transitions. [2018-10-26 19:21:17,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-26 19:21:17,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:17,457 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 292 proven. 10 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 19:21:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3201 states and 3608 transitions. [2018-10-26 19:21:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3201 states and 3608 transitions. [2018-10-26 19:21:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-26 19:21:17,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 292 proven. 10 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 19:21:18,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3211 states and 3617 transitions. [2018-10-26 19:21:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 3617 transitions. [2018-10-26 19:21:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-26 19:21:18,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 292 proven. 10 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 19:21:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3231 states and 3636 transitions. [2018-10-26 19:21:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 3636 transitions. [2018-10-26 19:21:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-26 19:21:18,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 215 proven. 22 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-10-26 19:21:19,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3293 states and 3698 transitions. [2018-10-26 19:21:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3698 transitions. [2018-10-26 19:21:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-26 19:21:19,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 215 proven. 22 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-10-26 19:21:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3321 states and 3725 transitions. [2018-10-26 19:21:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3321 states and 3725 transitions. [2018-10-26 19:21:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-10-26 19:21:20,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 377 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 19:21:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:22,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3347 states and 3751 transitions. [2018-10-26 19:21:22,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3751 transitions. [2018-10-26 19:21:22,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:22,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:23,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3352 states and 3757 transitions. [2018-10-26 19:21:23,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 3757 transitions. [2018-10-26 19:21:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:23,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:24,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 3376 states and 3780 transitions. [2018-10-26 19:21:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3780 transitions. [2018-10-26 19:21:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:24,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:25,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 3377 states and 3782 transitions. [2018-10-26 19:21:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 3782 transitions. [2018-10-26 19:21:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:25,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:26,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:26,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3379 states and 3783 transitions. [2018-10-26 19:21:26,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3783 transitions. [2018-10-26 19:21:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:26,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3384 states and 3789 transitions. [2018-10-26 19:21:27,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3384 states and 3789 transitions. [2018-10-26 19:21:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-26 19:21:27,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 8 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-10-26 19:21:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3356 states and 3760 transitions. [2018-10-26 19:21:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3760 transitions. [2018-10-26 19:21:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:27,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3365 states and 3769 transitions. [2018-10-26 19:21:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3769 transitions. [2018-10-26 19:21:27,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:27,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 3368 states and 3771 transitions. [2018-10-26 19:21:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 3771 transitions. [2018-10-26 19:21:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:28,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3371 states and 3773 transitions. [2018-10-26 19:21:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 3773 transitions. [2018-10-26 19:21:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:28,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3411 states and 3821 transitions. [2018-10-26 19:21:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3411 states and 3821 transitions. [2018-10-26 19:21:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:30,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3432 states and 3841 transitions. [2018-10-26 19:21:31,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3432 states and 3841 transitions. [2018-10-26 19:21:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-26 19:21:31,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-26 19:21:31,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3436 states and 3845 transitions. [2018-10-26 19:21:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 3845 transitions. [2018-10-26 19:21:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-10-26 19:21:31,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:21:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3447 states and 3856 transitions. [2018-10-26 19:21:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 3856 transitions. [2018-10-26 19:21:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-10-26 19:21:32,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:21:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 3458 states and 3866 transitions. [2018-10-26 19:21:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 3866 transitions. [2018-10-26 19:21:32,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 19:21:32,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 439 proven. 5 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-10-26 19:21:35,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3504 states and 3925 transitions. [2018-10-26 19:21:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3504 states and 3925 transitions. [2018-10-26 19:21:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 19:21:35,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:35,587 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 439 proven. 5 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-10-26 19:21:36,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 3530 states and 3950 transitions. [2018-10-26 19:21:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 3950 transitions. [2018-10-26 19:21:36,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 19:21:36,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:36,704 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 439 proven. 5 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-10-26 19:21:37,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3557 states and 3978 transitions. [2018-10-26 19:21:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3557 states and 3978 transitions. [2018-10-26 19:21:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 19:21:37,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 439 proven. 5 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-10-26 19:21:38,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 3583 states and 4006 transitions. [2018-10-26 19:21:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3583 states and 4006 transitions. [2018-10-26 19:21:38,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-10-26 19:21:38,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:39,169 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-10-26 19:21:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:39,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 3586 states and 4009 transitions. [2018-10-26 19:21:39,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 4009 transitions. [2018-10-26 19:21:39,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-10-26 19:21:39,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-10-26 19:21:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 3588 states and 4010 transitions. [2018-10-26 19:21:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 4010 transitions. [2018-10-26 19:21:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-10-26 19:21:39,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 259 proven. 12 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-10-26 19:21:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3629 states and 4051 transitions. [2018-10-26 19:21:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 4051 transitions. [2018-10-26 19:21:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-10-26 19:21:39,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 259 proven. 12 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-10-26 19:21:40,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 3638 states and 4059 transitions. [2018-10-26 19:21:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 4059 transitions. [2018-10-26 19:21:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-10-26 19:21:40,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2018-10-26 19:21:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3642 states and 4062 transitions. [2018-10-26 19:21:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3642 states and 4062 transitions. [2018-10-26 19:21:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-10-26 19:21:40,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:21:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:21:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2018-10-26 19:21:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:21:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 2957 states and 3293 transitions. [2018-10-26 19:21:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3293 transitions. [2018-10-26 19:21:40,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:21:40,767 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 189 iterations. [2018-10-26 19:21:40,776 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 19:21:41,028 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 46 [2018-10-26 19:21:41,297 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:41,592 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:41,707 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-10-26 19:21:41,947 WARN L179 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:42,185 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 48 [2018-10-26 19:21:42,316 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2018-10-26 19:21:42,518 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2018-10-26 19:21:42,731 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2018-10-26 19:21:42,913 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-10-26 19:21:43,139 WARN L179 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:43,365 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:43,641 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 33 [2018-10-26 19:21:43,822 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 36 [2018-10-26 19:21:43,947 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2018-10-26 19:21:44,109 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 36 [2018-10-26 19:21:44,272 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-10-26 19:21:44,416 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 36 [2018-10-26 19:21:44,574 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 19:21:44,875 WARN L179 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2018-10-26 19:21:45,139 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:45,403 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:45,559 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 19:21:45,794 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 30 [2018-10-26 19:21:46,018 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:46,217 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2018-10-26 19:21:46,505 WARN L179 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-10-26 19:21:46,772 WARN L179 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-10-26 19:21:47,065 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 49 [2018-10-26 19:21:47,221 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-10-26 19:21:47,486 WARN L179 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:47,640 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 19:21:47,869 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2018-10-26 19:21:48,051 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-10-26 19:21:48,276 WARN L179 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:48,458 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 36 [2018-10-26 19:21:48,701 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:48,873 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 38 [2018-10-26 19:21:49,006 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 36 [2018-10-26 19:21:49,235 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2018-10-26 19:21:49,374 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-10-26 19:21:49,527 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 36 [2018-10-26 19:21:49,748 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 46 [2018-10-26 19:21:50,053 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 46 [2018-10-26 19:21:50,235 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-10-26 19:21:50,439 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 31 [2018-10-26 19:21:50,707 WARN L179 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2018-10-26 19:21:50,862 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-10-26 19:21:51,051 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 38 [2018-10-26 19:21:51,153 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2018-10-26 19:21:51,367 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 46 [2018-10-26 19:21:51,556 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-10-26 19:21:51,759 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 36 [2018-10-26 19:21:51,888 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2018-10-26 19:21:52,014 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2018-10-26 19:21:52,196 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-10-26 19:21:52,445 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 48 [2018-10-26 19:21:52,872 WARN L179 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:52,997 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2018-10-26 19:21:53,222 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 46 [2018-10-26 19:21:53,418 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-10-26 19:21:53,553 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 36 [2018-10-26 19:21:53,706 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 19:21:53,968 WARN L179 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:54,188 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 46 [2018-10-26 19:21:54,317 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2018-10-26 19:21:54,477 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 19:21:54,720 WARN L179 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 30 [2018-10-26 19:21:54,905 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-10-26 19:21:55,147 WARN L179 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 48 [2018-10-26 19:21:55,475 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 48 [2018-10-26 19:21:55,720 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 30 [2018-10-26 19:21:55,875 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 36 [2018-10-26 19:21:56,115 WARN L179 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 46 [2018-10-26 19:21:56,284 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-10-26 19:21:56,413 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2018-10-26 19:21:56,656 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2018-10-26 19:21:56,656 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 19:21:56,658 INFO L582 CodeCheckObserver]: Invariant with dag size 31 [2018-10-26 19:21:56,665 INFO L582 CodeCheckObserver]: Invariant with dag size 30 [2018-10-26 19:21:56,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:21:56 ImpRootNode [2018-10-26 19:21:56,675 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:21:56,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:21:56,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:21:56,676 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:21:56,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:18:59" (3/4) ... [2018-10-26 19:21:56,681 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 19:21:56,710 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 19:21:56,711 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 19:21:56,712 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-26 19:21:56,713 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 19:21:56,852 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5c110cd9-577c-4acb-8623-ca3579d7b9be/bin-2019/ukojak/witness.graphml [2018-10-26 19:21:56,853 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:21:56,853 INFO L168 Benchmark]: Toolchain (without parser) took 182936.49 ms. Allocated memory was 1.0 GB in the beginning and 4.2 GB in the end (delta: 3.1 GB). Free memory was 958.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,854 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-26 19:21:56,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 928.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.84 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 923.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,854 INFO L168 Benchmark]: Boogie Preprocessor took 179.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -213.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,855 INFO L168 Benchmark]: RCFGBuilder took 4395.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,855 INFO L168 Benchmark]: CodeCheck took 177601.19 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 905.2 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,855 INFO L168 Benchmark]: Witness Printer took 177.08 ms. Allocated memory is still 4.2 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 13.6 kB). Peak memory consumption was 13.6 kB. Max. memory is 11.5 GB. [2018-10-26 19:21:56,857 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, 228 locations, 1 error locations. SAFE Result, 161.6s OverallTime, 189 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85989120 SDtfs, -133943944 SDslu, 960018432 SDs, 0 SdLazy, 425787686 SolverSat, -98432238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1628.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268555 GetRequests, 262940 SyntacticMatches, 4263 SemanticMatches, 1352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1357121 ImplicationChecksByTransitivity, 126.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 21.8s InterpolantComputationTime, 41366 NumberOfCodeBlocks, 41366 NumberOfCodeBlocksAsserted, 188 NumberOfCheckSat, 41178 ConstructedInterpolants, 0 QuantifiedInterpolants, 30086844 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 188 InterpolantComputations, 107 PerfectInterpolantSequences, 45782/46697 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: 544]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((!(a19 == 1) && a25 == 1) && !(a28 == 11)) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a28 < 11 && a25 == 1) && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11))) || (!(a17 == 9) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(a19 == 1) && a25 == 1) && !(a28 == 11)) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a25 == 1 && !(a11 == 1)) && !(a28 == 11))) || (!(a17 == 9) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || ((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 508.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 928.5 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 71.84 ms. Allocated memory is still 1.0 GB. Free memory was 928.5 MB in the beginning and 923.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 179.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -213.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4395.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. * CodeCheck took 177601.19 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 905.2 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 177.08 ms. Allocated memory is still 4.2 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 13.6 kB). Peak memory consumption was 13.6 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...