./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/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 7a28669cb9b241f33b1fd8e4286127a35464e045 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:11:37,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:11:37,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:11:37,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:11:37,470 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:11:37,470 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:11:37,471 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:11:37,472 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:11:37,473 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:11:37,474 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:11:37,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:11:37,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:11:37,475 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:11:37,476 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:11:37,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:11:37,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:11:37,477 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:11:37,478 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:11:37,480 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:11:37,481 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:11:37,481 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:11:37,482 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:11:37,484 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:11:37,484 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:11:37,484 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:11:37,484 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:11:37,485 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:11:37,485 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:11:37,486 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:11:37,487 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:11:37,487 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:11:37,487 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:11:37,488 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:11:37,488 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:11:37,488 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:11:37,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:11:37,489 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:11:37,496 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:11:37,496 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:11:37,497 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:11:37,497 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:11:37,497 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:11:37,497 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:11:37,497 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:11:37,498 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:11:37,499 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:11:37,499 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:11:37,499 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:11:37,499 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:11:37,499 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:11:37,499 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:11:37,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:11:37,500 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:11:37,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:11:37,500 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:11:37,500 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:11:37,500 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:11:37,500 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:11:37,500 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_43b69453-a29f-4c75-8bcf-86752d429a97/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 -> 7a28669cb9b241f33b1fd8e4286127a35464e045 [2018-11-18 09:11:37,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:11:37,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:11:37,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:11:37,536 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:11:37,537 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:11:37,537 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-11-18 09:11:37,581 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/data/816d9ab00/2e60c82f7482491baef91d5e2ce98661/FLAG6a779458e [2018-11-18 09:11:37,940 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:11:37,941 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-11-18 09:11:37,950 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/data/816d9ab00/2e60c82f7482491baef91d5e2ce98661/FLAG6a779458e [2018-11-18 09:11:37,961 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/data/816d9ab00/2e60c82f7482491baef91d5e2ce98661 [2018-11-18 09:11:37,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:11:37,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:11:37,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:11:37,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:11:37,967 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:11:37,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:11:37" (1/1) ... [2018-11-18 09:11:37,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8be4c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:37, skipping insertion in model container [2018-11-18 09:11:37,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:11:37" (1/1) ... [2018-11-18 09:11:37,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:11:38,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:11:38,234 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:11:38,237 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:11:38,304 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:11:38,316 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:11:38,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38 WrapperNode [2018-11-18 09:11:38,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:11:38,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:11:38,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:11:38,317 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:11:38,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:11:38,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:11:38,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:11:38,419 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:11:38,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... [2018-11-18 09:11:38,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:11:38,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:11:38,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:11:38,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:11:38,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:11:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:11:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:11:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:11:38,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:11:39,799 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:11:39,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:11:39 BoogieIcfgContainer [2018-11-18 09:11:39,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:11:39,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:11:39,800 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:11:39,807 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:11:39,807 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:11:39" (1/1) ... [2018-11-18 09:11:39,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:11:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 09:11:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 09:11:39,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 09:11:39,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-18 09:11:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-18 09:11:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 09:11:40,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:40,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-18 09:11:40,693 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-18 09:11:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 09:11:40,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:40,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-18 09:11:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-18 09:11:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 09:11:40,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:41,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-18 09:11:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-18 09:11:41,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 09:11:41,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:11:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-18 09:11:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-18 09:11:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:11:41,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 09:11:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-18 09:11:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-18 09:11:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 09:11:41,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:41,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-18 09:11:41,825 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-18 09:11:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 09:11:41,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:41,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-18 09:11:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-18 09:11:41,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 09:11:41,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-18 09:11:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-18 09:11:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 09:11:42,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-18 09:11:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 09:11:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 09:11:42,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:43,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-18 09:11:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-18 09:11:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 09:11:43,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:43,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-18 09:11:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-18 09:11:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 09:11:43,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:43,666 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:11:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:43,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-18 09:11:43,932 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-18 09:11:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 09:11:43,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:11:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-18 09:11:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-18 09:11:44,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 09:11:44,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:44,361 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:44,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-18 09:11:44,594 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-18 09:11:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 09:11:44,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:11:45,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-18 09:11:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-18 09:11:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 09:11:45,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:11:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-18 09:11:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-18 09:11:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:11:45,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:45,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-18 09:11:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-18 09:11:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 09:11:45,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:45,761 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:11:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:45,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-18 09:11:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-18 09:11:45,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 09:11:45,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:11:46,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-18 09:11:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-18 09:11:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 09:11:46,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:46,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-18 09:11:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-18 09:11:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 09:11:46,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:11:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-18 09:11:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-18 09:11:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:11:47,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:11:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-18 09:11:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-18 09:11:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 09:11:47,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:11:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:47,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-18 09:11:47,425 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-18 09:11:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:11:47,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:47,443 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-11-18 09:11:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-11-18 09:11:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:11:47,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-18 09:11:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-18 09:11:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:11:48,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:48,142 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:11:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-18 09:11:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-18 09:11:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:11:48,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-18 09:11:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-18 09:11:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:11:48,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:48,636 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:11:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 460 states and 664 transitions. [2018-11-18 09:11:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 664 transitions. [2018-11-18 09:11:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 09:11:49,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:11:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 484 states and 699 transitions. [2018-11-18 09:11:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 699 transitions. [2018-11-18 09:11:50,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 09:11:50,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 507 states and 727 transitions. [2018-11-18 09:11:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 727 transitions. [2018-11-18 09:11:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 09:11:51,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 515 states and 736 transitions. [2018-11-18 09:11:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 736 transitions. [2018-11-18 09:11:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 09:11:51,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 541 states and 772 transitions. [2018-11-18 09:11:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 772 transitions. [2018-11-18 09:11:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 09:11:52,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:53,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 561 states and 796 transitions. [2018-11-18 09:11:53,076 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 796 transitions. [2018-11-18 09:11:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 09:11:53,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 09:11:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:53,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 572 states and 809 transitions. [2018-11-18 09:11:53,724 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 809 transitions. [2018-11-18 09:11:53,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 09:11:53,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 09:11:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 579 states and 820 transitions. [2018-11-18 09:11:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 820 transitions. [2018-11-18 09:11:54,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 09:11:54,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:11:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 614 states and 860 transitions. [2018-11-18 09:11:54,944 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 860 transitions. [2018-11-18 09:11:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 09:11:54,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 09:11:55,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 630 states and 878 transitions. [2018-11-18 09:11:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 878 transitions. [2018-11-18 09:11:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 09:11:55,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:55,349 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 638 states and 887 transitions. [2018-11-18 09:11:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 887 transitions. [2018-11-18 09:11:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 09:11:55,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 09:11:56,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 642 states and 891 transitions. [2018-11-18 09:11:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 891 transitions. [2018-11-18 09:11:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 09:11:56,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 09:11:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:56,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 652 states and 903 transitions. [2018-11-18 09:11:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 903 transitions. [2018-11-18 09:11:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:11:56,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 669 states and 921 transitions. [2018-11-18 09:11:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 921 transitions. [2018-11-18 09:11:56,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:11:56,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 679 states and 930 transitions. [2018-11-18 09:11:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 930 transitions. [2018-11-18 09:11:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:11:56,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 710 states and 970 transitions. [2018-11-18 09:11:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 970 transitions. [2018-11-18 09:11:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 09:11:58,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:11:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 729 states and 989 transitions. [2018-11-18 09:11:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 989 transitions. [2018-11-18 09:11:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:11:58,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 09:11:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 754 states and 1018 transitions. [2018-11-18 09:11:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1018 transitions. [2018-11-18 09:11:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:11:59,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:11:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 09:11:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:11:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 755 states and 1019 transitions. [2018-11-18 09:11:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1019 transitions. [2018-11-18 09:11:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:11:59,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:11:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:00,008 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:12:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 770 states and 1037 transitions. [2018-11-18 09:12:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1037 transitions. [2018-11-18 09:12:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 09:12:00,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 09:12:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 778 states and 1045 transitions. [2018-11-18 09:12:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1045 transitions. [2018-11-18 09:12:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 09:12:00,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:00,832 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 09:12:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 787 states and 1053 transitions. [2018-11-18 09:12:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1053 transitions. [2018-11-18 09:12:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 09:12:01,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:12:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 788 states and 1054 transitions. [2018-11-18 09:12:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1054 transitions. [2018-11-18 09:12:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:12:01,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 804 states and 1080 transitions. [2018-11-18 09:12:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1080 transitions. [2018-11-18 09:12:01,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:12:01,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 821 states and 1099 transitions. [2018-11-18 09:12:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1099 transitions. [2018-11-18 09:12:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:12:02,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 829 states and 1106 transitions. [2018-11-18 09:12:02,248 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1106 transitions. [2018-11-18 09:12:02,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:12:02,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 837 states and 1114 transitions. [2018-11-18 09:12:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1114 transitions. [2018-11-18 09:12:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:12:02,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 847 states and 1123 transitions. [2018-11-18 09:12:02,613 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1123 transitions. [2018-11-18 09:12:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 09:12:02,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:02,632 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 09:12:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 862 states and 1140 transitions. [2018-11-18 09:12:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1140 transitions. [2018-11-18 09:12:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:12:02,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:12:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 874 states and 1154 transitions. [2018-11-18 09:12:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1154 transitions. [2018-11-18 09:12:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:12:03,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 09:12:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 883 states and 1163 transitions. [2018-11-18 09:12:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1163 transitions. [2018-11-18 09:12:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 09:12:03,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:03,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 891 states and 1172 transitions. [2018-11-18 09:12:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1172 transitions. [2018-11-18 09:12:03,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 09:12:03,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 901 states and 1181 transitions. [2018-11-18 09:12:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1181 transitions. [2018-11-18 09:12:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 09:12:03,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:12:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:04,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 930 states and 1215 transitions. [2018-11-18 09:12:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1215 transitions. [2018-11-18 09:12:04,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 09:12:04,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:12:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 958 states and 1247 transitions. [2018-11-18 09:12:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1247 transitions. [2018-11-18 09:12:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 09:12:05,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:12:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 968 states and 1256 transitions. [2018-11-18 09:12:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1256 transitions. [2018-11-18 09:12:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 09:12:05,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 09:12:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1020 states and 1319 transitions. [2018-11-18 09:12:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1319 transitions. [2018-11-18 09:12:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 09:12:08,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:12:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1021 states and 1320 transitions. [2018-11-18 09:12:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1320 transitions. [2018-11-18 09:12:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:12:08,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 09:12:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1027 states and 1330 transitions. [2018-11-18 09:12:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1330 transitions. [2018-11-18 09:12:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 09:12:09,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:09,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:09,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1036 states and 1339 transitions. [2018-11-18 09:12:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1339 transitions. [2018-11-18 09:12:09,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:12:09,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:09,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1045 states and 1357 transitions. [2018-11-18 09:12:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1357 transitions. [2018-11-18 09:12:09,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 09:12:09,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1050 states and 1364 transitions. [2018-11-18 09:12:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1364 transitions. [2018-11-18 09:12:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 09:12:10,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:10,085 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1057 states and 1375 transitions. [2018-11-18 09:12:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1375 transitions. [2018-11-18 09:12:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 09:12:10,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1064 states and 1383 transitions. [2018-11-18 09:12:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1383 transitions. [2018-11-18 09:12:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 09:12:10,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:12:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1066 states and 1384 transitions. [2018-11-18 09:12:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1384 transitions. [2018-11-18 09:12:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:10,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 09:12:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1079 states and 1396 transitions. [2018-11-18 09:12:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1396 transitions. [2018-11-18 09:12:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:10,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:12:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1087 states and 1407 transitions. [2018-11-18 09:12:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1407 transitions. [2018-11-18 09:12:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:11,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:12:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1092 states and 1412 transitions. [2018-11-18 09:12:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1412 transitions. [2018-11-18 09:12:11,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:11,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:12:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1097 states and 1419 transitions. [2018-11-18 09:12:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1419 transitions. [2018-11-18 09:12:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:12,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:12:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1098 states and 1419 transitions. [2018-11-18 09:12:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1419 transitions. [2018-11-18 09:12:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:12,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:12,810 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:12:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1146 states and 1495 transitions. [2018-11-18 09:12:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1495 transitions. [2018-11-18 09:12:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 09:12:15,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:12:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1150 states and 1499 transitions. [2018-11-18 09:12:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1499 transitions. [2018-11-18 09:12:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 09:12:16,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1170 states and 1519 transitions. [2018-11-18 09:12:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1519 transitions. [2018-11-18 09:12:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 09:12:17,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:17,073 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1172 states and 1520 transitions. [2018-11-18 09:12:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1520 transitions. [2018-11-18 09:12:17,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 09:12:17,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1174 states and 1522 transitions. [2018-11-18 09:12:17,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1522 transitions. [2018-11-18 09:12:17,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 09:12:17,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 93 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:19,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1244 states and 1608 transitions. [2018-11-18 09:12:19,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1608 transitions. [2018-11-18 09:12:19,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:12:19,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:19,981 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1264 states and 1628 transitions. [2018-11-18 09:12:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1628 transitions. [2018-11-18 09:12:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 09:12:20,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:12:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1294 states and 1665 transitions. [2018-11-18 09:12:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1665 transitions. [2018-11-18 09:12:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:21,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:23,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:23,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1336 states and 1715 transitions. [2018-11-18 09:12:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1715 transitions. [2018-11-18 09:12:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:23,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:24,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:24,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1357 states and 1736 transitions. [2018-11-18 09:12:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1736 transitions. [2018-11-18 09:12:24,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:24,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1370 states and 1748 transitions. [2018-11-18 09:12:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1748 transitions. [2018-11-18 09:12:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:25,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:25,310 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1375 states and 1758 transitions. [2018-11-18 09:12:25,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1758 transitions. [2018-11-18 09:12:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:25,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1380 states and 1765 transitions. [2018-11-18 09:12:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1765 transitions. [2018-11-18 09:12:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 09:12:26,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 09:12:26,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:26,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1382 states and 1767 transitions. [2018-11-18 09:12:26,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1767 transitions. [2018-11-18 09:12:26,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 09:12:26,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:12:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:27,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1424 states and 1812 transitions. [2018-11-18 09:12:27,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1812 transitions. [2018-11-18 09:12:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 09:12:27,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1437 states and 1832 transitions. [2018-11-18 09:12:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1832 transitions. [2018-11-18 09:12:27,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 09:12:27,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:12:29,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1456 states and 1851 transitions. [2018-11-18 09:12:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1851 transitions. [2018-11-18 09:12:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 09:12:29,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:12:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:29,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1457 states and 1852 transitions. [2018-11-18 09:12:29,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1852 transitions. [2018-11-18 09:12:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 09:12:29,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:29,127 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 09:12:30,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1481 states and 1880 transitions. [2018-11-18 09:12:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1880 transitions. [2018-11-18 09:12:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:12:30,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:30,822 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:12:31,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1504 states and 1903 transitions. [2018-11-18 09:12:31,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1903 transitions. [2018-11-18 09:12:31,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:12:31,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 09:12:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1512 states and 1910 transitions. [2018-11-18 09:12:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1910 transitions. [2018-11-18 09:12:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 09:12:32,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:32,160 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 09:12:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1517 states and 1914 transitions. [2018-11-18 09:12:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1914 transitions. [2018-11-18 09:12:32,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 09:12:32,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:32,336 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 09:12:32,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1531 states and 1930 transitions. [2018-11-18 09:12:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1930 transitions. [2018-11-18 09:12:32,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 09:12:32,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 09:12:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1554 states and 1952 transitions. [2018-11-18 09:12:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1952 transitions. [2018-11-18 09:12:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:12:33,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 09:12:34,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:34,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1625 states and 2025 transitions. [2018-11-18 09:12:34,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2025 transitions. [2018-11-18 09:12:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:12:34,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 09:12:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1627 states and 2027 transitions. [2018-11-18 09:12:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 2027 transitions. [2018-11-18 09:12:34,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:12:34,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:35,506 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:12:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1680 states and 2084 transitions. [2018-11-18 09:12:38,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2084 transitions. [2018-11-18 09:12:38,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:12:38,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1700 states and 2107 transitions. [2018-11-18 09:12:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2107 transitions. [2018-11-18 09:12:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 09:12:39,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:40,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1720 states and 2130 transitions. [2018-11-18 09:12:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2130 transitions. [2018-11-18 09:12:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:12:40,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1729 states and 2139 transitions. [2018-11-18 09:12:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2139 transitions. [2018-11-18 09:12:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:12:41,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:42,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1753 states and 2163 transitions. [2018-11-18 09:12:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2163 transitions. [2018-11-18 09:12:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:12:42,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 09:12:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1757 states and 2166 transitions. [2018-11-18 09:12:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2166 transitions. [2018-11-18 09:12:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 09:12:42,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:42,980 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 09:12:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:44,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1843 states and 2256 transitions. [2018-11-18 09:12:44,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2256 transitions. [2018-11-18 09:12:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 09:12:44,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:45,119 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 175 proven. 10 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:12:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1869 states and 2287 transitions. [2018-11-18 09:12:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2287 transitions. [2018-11-18 09:12:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 09:12:48,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:48,131 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 09:12:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1874 states and 2292 transitions. [2018-11-18 09:12:48,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2292 transitions. [2018-11-18 09:12:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 09:12:48,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:48,496 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:12:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1879 states and 2299 transitions. [2018-11-18 09:12:48,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2299 transitions. [2018-11-18 09:12:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 09:12:48,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-18 09:12:48,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:48,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1880 states and 2299 transitions. [2018-11-18 09:12:48,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2299 transitions. [2018-11-18 09:12:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 09:12:48,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 09:12:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1881 states and 2299 transitions. [2018-11-18 09:12:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2299 transitions. [2018-11-18 09:12:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 09:12:49,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:12:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:12:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 365 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:12:57,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:12:57,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1864 states and 2287 transitions. [2018-11-18 09:12:57,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2287 transitions. [2018-11-18 09:12:57,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:12:57,755 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 118 iterations. [2018-11-18 09:12:57,761 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:12:58,292 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-11-18 09:13:00,995 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 29 [2018-11-18 09:13:01,283 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 36 [2018-11-18 09:13:01,884 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 09:13:01,885 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:13:01,887 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 09:13:01,892 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 09:13:01,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:13:01 ImpRootNode [2018-11-18 09:13:01,893 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:13:01,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:13:01,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:13:01,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:13:01,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:11:39" (3/4) ... [2018-11-18 09:13:01,896 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:13:01,908 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 09:13:01,908 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 09:13:01,909 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-18 09:13:01,911 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:13:02,001 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_43b69453-a29f-4c75-8bcf-86752d429a97/bin-2019/ukojak/witness.graphml [2018-11-18 09:13:02,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:13:02,002 INFO L168 Benchmark]: Toolchain (without parser) took 84038.55 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 955.5 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 565.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,003 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:13:02,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 917.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,003 INFO L168 Benchmark]: Boogie Preprocessor took 39.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:13:02,003 INFO L168 Benchmark]: RCFGBuilder took 1340.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.1 MB in the end (delta: 229.4 MB). Peak memory consumption was 229.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,004 INFO L168 Benchmark]: CodeCheck took 82093.46 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 901.1 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,004 INFO L168 Benchmark]: Witness Printer took 107.85 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 3.5 kB). Peak memory consumption was 3.5 kB. Max. memory is 11.5 GB. [2018-11-18 09:13:02,006 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, 199 locations, 1 error locations. SAFE Result, 77.9s OverallTime, 118 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1341832468 SDtfs, -123010928 SDslu, -2144741540 SDs, 0 SdLazy, 1770760388 SolverSat, 1716917936 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 274.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118071 GetRequests, 115802 SyntacticMatches, 1147 SemanticMatches, 1122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 833694 ImplicationChecksByTransitivity, 66.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 16683 NumberOfCodeBlocks, 16683 NumberOfCodeBlocksAsserted, 117 NumberOfCheckSat, 16566 ConstructedInterpolants, 0 QuantifiedInterpolants, 7522563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 117 InterpolantComputations, 107 PerfectInterpolantSequences, 11487/11540 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: 512]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a17 == 1 || a20 == 1) || !(a16 == 6)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a17 == 1 || a20 == 1) || !(a16 == 6)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 917.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1340.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.1 MB in the end (delta: 229.4 MB). Peak memory consumption was 229.4 MB. Max. memory is 11.5 GB. * CodeCheck took 82093.46 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 901.1 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 107.85 ms. Allocated memory is still 2.9 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 3.5 kB). Peak memory consumption was 3.5 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...