./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 12:36:40,431 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:36:40,432 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:36:40,439 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:36:40,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:36:40,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:36:40,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:36:40,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:36:40,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:36:40,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:36:40,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:36:40,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:36:40,444 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:36:40,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:36:40,445 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:36:40,446 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:36:40,446 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:36:40,448 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:36:40,449 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:36:40,450 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:36:40,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:36:40,451 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:36:40,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:36:40,453 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:36:40,453 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:36:40,454 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:36:40,454 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:36:40,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:36:40,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:36:40,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:36:40,456 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:36:40,457 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:36:40,457 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:36:40,457 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:36:40,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:36:40,458 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:36:40,458 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:36:40,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:36:40,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:36:40,469 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:36:40,469 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:36:40,470 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:36:40,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:36:40,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:36:40,470 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:36:40,471 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:36:40,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:36:40,472 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:36:40,472 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:36:40,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:36:40,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:36:40,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:36:40,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:36:40,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:36:40,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:36:40,473 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:36:40,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:36:40,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:36:40,473 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_fa270367-991a-41d3-960a-1f3e8ea0e24e/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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2018-12-08 12:36:40,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:36:40,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:36:40,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:36:40,503 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:36:40,504 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:36:40,504 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-12-08 12:36:40,537 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/data/6e0cc23fb/0631d3a67dfd48b9af78a09516d878a1/FLAG97630f20b [2018-12-08 12:36:40,950 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:36:40,950 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-12-08 12:36:40,956 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/data/6e0cc23fb/0631d3a67dfd48b9af78a09516d878a1/FLAG97630f20b [2018-12-08 12:36:40,965 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/data/6e0cc23fb/0631d3a67dfd48b9af78a09516d878a1 [2018-12-08 12:36:40,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:36:40,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:36:40,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:36:40,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:36:40,970 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:36:40,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:36:40" (1/1) ... [2018-12-08 12:36:40,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b3bd39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:40, skipping insertion in model container [2018-12-08 12:36:40,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:36:40" (1/1) ... [2018-12-08 12:36:40,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:36:40,999 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:36:41,166 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:36:41,169 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:36:41,268 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:36:41,280 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:36:41,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41 WrapperNode [2018-12-08 12:36:41,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:36:41,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:36:41,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:36:41,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:36:41,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:36:41,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:36:41,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:36:41,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:36:41,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... [2018-12-08 12:36:41,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:36:41,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:36:41,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:36:41,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:36:41,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:36:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:36:41,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:36:41,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:36:42,463 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:36:42,463 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 12:36:42,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:36:42 BoogieIcfgContainer [2018-12-08 12:36:42,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:36:42,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:36:42,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:36:42,472 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:36:42,472 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:36:42" (1/1) ... [2018-12-08 12:36:42,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:36:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 12:36:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 12:36:42,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 12:36:42,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:43,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-08 12:36:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-08 12:36:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 12:36:43,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:43,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 12:36:43,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-12-08 12:36:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-12-08 12:36:43,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 12:36:43,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-08 12:36:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-08 12:36:43,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 12:36:43,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:43,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-08 12:36:43,696 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-08 12:36:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 12:36:43,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-12-08 12:36:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-12-08 12:36:43,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 12:36:43,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-12-08 12:36:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-12-08 12:36:44,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 12:36:44,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 12:36:44,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 228 states and 331 transitions. [2018-12-08 12:36:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 331 transitions. [2018-12-08 12:36:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 12:36:44,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 12:36:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-12-08 12:36:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-12-08 12:36:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 12:36:44,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:36:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-12-08 12:36:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-12-08 12:36:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 12:36:44,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 12:36:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-12-08 12:36:44,657 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-12-08 12:36:44,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 12:36:44,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 12:36:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-12-08 12:36:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-12-08 12:36:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 12:36:44,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 12:36:45,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 329 states and 436 transitions. [2018-12-08 12:36:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 436 transitions. [2018-12-08 12:36:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 12:36:45,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 12:36:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 340 states and 451 transitions. [2018-12-08 12:36:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 451 transitions. [2018-12-08 12:36:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 12:36:45,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 12:36:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 356 states and 471 transitions. [2018-12-08 12:36:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 471 transitions. [2018-12-08 12:36:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 12:36:45,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 12:36:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 358 states and 472 transitions. [2018-12-08 12:36:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 472 transitions. [2018-12-08 12:36:45,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 12:36:45,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:46,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 388 states and 510 transitions. [2018-12-08 12:36:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 510 transitions. [2018-12-08 12:36:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 12:36:46,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 418 states and 545 transitions. [2018-12-08 12:36:47,054 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 545 transitions. [2018-12-08 12:36:47,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 12:36:47,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:47,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 421 states and 548 transitions. [2018-12-08 12:36:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 548 transitions. [2018-12-08 12:36:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 12:36:47,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 434 states and 562 transitions. [2018-12-08 12:36:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 562 transitions. [2018-12-08 12:36:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 12:36:47,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 453 states and 584 transitions. [2018-12-08 12:36:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 584 transitions. [2018-12-08 12:36:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 12:36:47,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 12:36:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 457 states and 587 transitions. [2018-12-08 12:36:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 587 transitions. [2018-12-08 12:36:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 12:36:47,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 12:36:47,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 484 states and 614 transitions. [2018-12-08 12:36:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 614 transitions. [2018-12-08 12:36:47,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 12:36:47,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 12:36:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 489 states and 618 transitions. [2018-12-08 12:36:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 618 transitions. [2018-12-08 12:36:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 12:36:47,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 503 states and 633 transitions. [2018-12-08 12:36:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 633 transitions. [2018-12-08 12:36:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 12:36:48,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:48,063 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 515 states and 644 transitions. [2018-12-08 12:36:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 644 transitions. [2018-12-08 12:36:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 12:36:48,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:48,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:48,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 519 states and 649 transitions. [2018-12-08 12:36:48,302 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 649 transitions. [2018-12-08 12:36:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 12:36:48,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 559 states and 700 transitions. [2018-12-08 12:36:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 700 transitions. [2018-12-08 12:36:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 12:36:49,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 574 states and 714 transitions. [2018-12-08 12:36:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 714 transitions. [2018-12-08 12:36:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 12:36:49,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:50,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 586 states and 725 transitions. [2018-12-08 12:36:50,079 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 725 transitions. [2018-12-08 12:36:50,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 12:36:50,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 605 states and 744 transitions. [2018-12-08 12:36:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 744 transitions. [2018-12-08 12:36:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 12:36:50,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 610 states and 751 transitions. [2018-12-08 12:36:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 751 transitions. [2018-12-08 12:36:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 12:36:50,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 612 states and 753 transitions. [2018-12-08 12:36:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 753 transitions. [2018-12-08 12:36:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 12:36:50,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:50,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 613 states and 754 transitions. [2018-12-08 12:36:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 754 transitions. [2018-12-08 12:36:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 12:36:50,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 12:36:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 627 states and 768 transitions. [2018-12-08 12:36:50,379 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 768 transitions. [2018-12-08 12:36:50,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 12:36:50,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 12:36:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 629 states and 769 transitions. [2018-12-08 12:36:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 769 transitions. [2018-12-08 12:36:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 12:36:50,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 648 states and 791 transitions. [2018-12-08 12:36:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 791 transitions. [2018-12-08 12:36:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 12:36:50,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:50,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 649 states and 792 transitions. [2018-12-08 12:36:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 792 transitions. [2018-12-08 12:36:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 12:36:50,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:51,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 652 states and 795 transitions. [2018-12-08 12:36:51,030 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 795 transitions. [2018-12-08 12:36:51,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 12:36:51,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 653 states and 796 transitions. [2018-12-08 12:36:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 796 transitions. [2018-12-08 12:36:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 12:36:51,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:51,219 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 668 states and 810 transitions. [2018-12-08 12:36:51,532 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 810 transitions. [2018-12-08 12:36:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 12:36:51,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:51,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 680 states and 822 transitions. [2018-12-08 12:36:51,742 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 822 transitions. [2018-12-08 12:36:51,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 12:36:51,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 12:36:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 683 states and 825 transitions. [2018-12-08 12:36:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 825 transitions. [2018-12-08 12:36:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 12:36:51,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 687 states and 831 transitions. [2018-12-08 12:36:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 831 transitions. [2018-12-08 12:36:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 12:36:52,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 699 states and 842 transitions. [2018-12-08 12:36:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 842 transitions. [2018-12-08 12:36:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 12:36:52,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-08 12:36:52,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 700 states and 843 transitions. [2018-12-08 12:36:52,650 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 843 transitions. [2018-12-08 12:36:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 12:36:52,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:52,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 704 states and 847 transitions. [2018-12-08 12:36:52,708 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 847 transitions. [2018-12-08 12:36:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 12:36:52,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-08 12:36:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 722 states and 867 transitions. [2018-12-08 12:36:53,292 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 867 transitions. [2018-12-08 12:36:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 12:36:53,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:53,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 748 states and 894 transitions. [2018-12-08 12:36:53,413 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 894 transitions. [2018-12-08 12:36:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-08 12:36:53,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 760 states and 909 transitions. [2018-12-08 12:36:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 909 transitions. [2018-12-08 12:36:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 12:36:53,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 783 states and 939 transitions. [2018-12-08 12:36:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 939 transitions. [2018-12-08 12:36:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 12:36:55,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-08 12:36:55,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:55,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 784 states and 940 transitions. [2018-12-08 12:36:55,414 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 940 transitions. [2018-12-08 12:36:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 12:36:55,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-08 12:36:55,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:55,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 785 states and 940 transitions. [2018-12-08 12:36:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 940 transitions. [2018-12-08 12:36:55,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 12:36:55,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:55,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 789 states and 945 transitions. [2018-12-08 12:36:55,718 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 945 transitions. [2018-12-08 12:36:55,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 12:36:55,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-08 12:36:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 803 states and 959 transitions. [2018-12-08 12:36:56,243 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 959 transitions. [2018-12-08 12:36:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 12:36:56,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-08 12:36:56,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 815 states and 970 transitions. [2018-12-08 12:36:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 970 transitions. [2018-12-08 12:36:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-08 12:36:56,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:57,088 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 12:36:57,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 886 states and 1046 transitions. [2018-12-08 12:36:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1046 transitions. [2018-12-08 12:36:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 12:36:57,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 916 states and 1077 transitions. [2018-12-08 12:36:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1077 transitions. [2018-12-08 12:36:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 12:36:58,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 12:36:58,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 941 states and 1102 transitions. [2018-12-08 12:36:58,769 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1102 transitions. [2018-12-08 12:36:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 12:36:58,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:58,801 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 12:36:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 947 states and 1107 transitions. [2018-12-08 12:36:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1107 transitions. [2018-12-08 12:36:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 12:36:58,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:58,862 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:36:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 978 states and 1138 transitions. [2018-12-08 12:36:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1138 transitions. [2018-12-08 12:36:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 12:36:58,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 12:36:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:58,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 983 states and 1143 transitions. [2018-12-08 12:36:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1143 transitions. [2018-12-08 12:36:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 12:36:59,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 12:36:59,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1015 states and 1178 transitions. [2018-12-08 12:36:59,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1178 transitions. [2018-12-08 12:36:59,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 12:36:59,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 12:36:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1016 states and 1178 transitions. [2018-12-08 12:36:59,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1178 transitions. [2018-12-08 12:36:59,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 12:36:59,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:36:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 12:36:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:36:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1027 states and 1192 transitions. [2018-12-08 12:36:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1192 transitions. [2018-12-08 12:36:59,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 12:36:59,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:36:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:00,039 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 12:37:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1047 states and 1216 transitions. [2018-12-08 12:37:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1216 transitions. [2018-12-08 12:37:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 12:37:00,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:00,602 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 12:37:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:00,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1049 states and 1217 transitions. [2018-12-08 12:37:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1217 transitions. [2018-12-08 12:37:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 12:37:00,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 12:37:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1072 states and 1241 transitions. [2018-12-08 12:37:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1241 transitions. [2018-12-08 12:37:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 12:37:01,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:37:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:01,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1105 states and 1277 transitions. [2018-12-08 12:37:01,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1277 transitions. [2018-12-08 12:37:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 12:37:01,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 12:37:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1108 states and 1280 transitions. [2018-12-08 12:37:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1280 transitions. [2018-12-08 12:37:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 12:37:02,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 12:37:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1112 states and 1286 transitions. [2018-12-08 12:37:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1286 transitions. [2018-12-08 12:37:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 12:37:02,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 12:37:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:02,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1129 states and 1302 transitions. [2018-12-08 12:37:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1302 transitions. [2018-12-08 12:37:02,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 12:37:02,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-08 12:37:02,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:02,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1167 states and 1342 transitions. [2018-12-08 12:37:02,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1342 transitions. [2018-12-08 12:37:02,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 12:37:02,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-08 12:37:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1170 states and 1344 transitions. [2018-12-08 12:37:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1344 transitions. [2018-12-08 12:37:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 12:37:02,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 12:37:06,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1291 states and 1484 transitions. [2018-12-08 12:37:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1484 transitions. [2018-12-08 12:37:06,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 12:37:06,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 12:37:07,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1295 states and 1488 transitions. [2018-12-08 12:37:07,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1488 transitions. [2018-12-08 12:37:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 12:37:07,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 12:37:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1300 states and 1492 transitions. [2018-12-08 12:37:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1492 transitions. [2018-12-08 12:37:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-08 12:37:07,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 12:37:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1327 states and 1519 transitions. [2018-12-08 12:37:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1519 transitions. [2018-12-08 12:37:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 12:37:07,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:07,644 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 12:37:07,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1341 states and 1532 transitions. [2018-12-08 12:37:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1532 transitions. [2018-12-08 12:37:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-08 12:37:07,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-08 12:37:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1365 states and 1555 transitions. [2018-12-08 12:37:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1555 transitions. [2018-12-08 12:37:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-08 12:37:07,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:37:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:37:08,016 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-08 12:37:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:37:08,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1218 states and 1391 transitions. [2018-12-08 12:37:08,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1391 transitions. [2018-12-08 12:37:08,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 12:37:08,442 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 81 iterations. [2018-12-08 12:37:08,447 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 12:37:11,020 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 12:37:11,022 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 12:37:11,026 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 12:37:11,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:37:11 ImpRootNode [2018-12-08 12:37:11,027 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:37:11,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:37:11,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:37:11,027 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:37:11,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:36:42" (3/4) ... [2018-12-08 12:37:11,030 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 12:37:11,040 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 12:37:11,041 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 12:37:11,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 12:37:11,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 12:37:11,103 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fa270367-991a-41d3-960a-1f3e8ea0e24e/bin-2019/ukojak/witness.graphml [2018-12-08 12:37:11,103 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:37:11,104 INFO L168 Benchmark]: Toolchain (without parser) took 30136.81 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 923.3 MB). Free memory was 945.3 MB in the beginning and 1.4 GB in the end (delta: -504.0 MB). Peak memory consumption was 419.3 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,105 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:37:11,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,105 INFO L168 Benchmark]: Boogie Preprocessor took 28.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,106 INFO L168 Benchmark]: RCFGBuilder took 1106.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.1 MB in the end (delta: 218.9 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,106 INFO L168 Benchmark]: CodeCheck took 28563.28 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 826.8 MB). Free memory was 855.1 MB in the beginning and 1.5 GB in the end (delta: -615.9 MB). Peak memory consumption was 819.1 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,106 INFO L168 Benchmark]: Witness Printer took 76.03 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:37:11,108 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 25.9s OverallTime, 81 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 68608520 SDtfs, -751967646 SDslu, 411708464 SDs, 0 SdLazy, -577885462 SolverSat, 980475536 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 126.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87112 GetRequests, 85882 SyntacticMatches, 764 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155513 ImplicationChecksByTransitivity, 18.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 13776 NumberOfCodeBlocks, 13776 NumberOfCodeBlocksAsserted, 80 NumberOfCheckSat, 13696 ConstructedInterpolants, 0 QuantifiedInterpolants, 5934563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 80 InterpolantComputations, 65 PerfectInterpolantSequences, 12747/13004 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: 454]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || a17 == 8) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 313.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1106.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.1 MB in the end (delta: 218.9 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. * CodeCheck took 28563.28 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 826.8 MB). Free memory was 855.1 MB in the beginning and 1.5 GB in the end (delta: -615.9 MB). Peak memory consumption was 819.1 MB. Max. memory is 11.5 GB. * Witness Printer took 76.03 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...