./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig1_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig1_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0564e568992a96ba006237c1af458e049de52506 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:49:58,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:49:58,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:49:58,630 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:49:58,630 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:49:58,631 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:49:58,631 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:49:58,633 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:49:58,634 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:49:58,634 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:49:58,635 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:49:58,635 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:49:58,636 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:49:58,637 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:49:58,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:49:58,638 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:49:58,639 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:49:58,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:49:58,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:49:58,642 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:49:58,643 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:49:58,644 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:49:58,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:49:58,646 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:49:58,646 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:49:58,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:49:58,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:49:58,648 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:49:58,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:49:58,649 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:49:58,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:49:58,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:49:58,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:49:58,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:49:58,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:49:58,651 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:49:58,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-10 04:49:58,662 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:49:58,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:49:58,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:49:58,663 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:49:58,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:49:58,663 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:49:58,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:49:58,664 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:49:58,665 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 04:49:58,665 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:49:58,665 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:49:58,665 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:49:58,665 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:49:58,665 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:49:58,665 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:49:58,666 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:49:58,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:49:58,666 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_fa1d0f3a-0271-4628-823c-fae76f4ef477/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0564e568992a96ba006237c1af458e049de52506 [2018-11-10 04:49:58,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:49:58,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:49:58,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:49:58,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:49:58,702 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:49:58,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig1_true-termination_true-no-overflow.c [2018-11-10 04:49:58,748 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/data/c8ec3cbf3/f607bb9b849743d09afb7db1076d2936/FLAGae40c0162 [2018-11-10 04:49:59,080 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:49:59,081 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig1_true-termination_true-no-overflow.c [2018-11-10 04:49:59,086 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/data/c8ec3cbf3/f607bb9b849743d09afb7db1076d2936/FLAGae40c0162 [2018-11-10 04:49:59,098 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/data/c8ec3cbf3/f607bb9b849743d09afb7db1076d2936 [2018-11-10 04:49:59,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:49:59,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:49:59,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:49:59,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:49:59,106 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:49:59,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc2202b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59, skipping insertion in model container [2018-11-10 04:49:59,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:49:59,131 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:49:59,235 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:49:59,237 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:49:59,246 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:49:59,254 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:49:59,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59 WrapperNode [2018-11-10 04:49:59,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:49:59,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:49:59,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:49:59,255 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:49:59,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:49:59,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:49:59,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:49:59,273 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:49:59,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:49:59,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:49:59,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:49:59,283 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:49:59,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:49:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/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 [2018-11-10 04:49:59,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:49:59,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:49:59,449 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:49:59,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:49:59 BoogieIcfgContainer [2018-11-10 04:49:59,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:49:59,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:49:59,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:49:59,457 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:49:59,457 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:49:59" (1/1) ... [2018-11-10 04:49:59,465 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:49:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:49:59,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-11-10 04:49:59,496 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-11-10 04:49:59,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-10 04:49:59,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:49:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:49:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:49:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:49:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 04:49:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 04:49:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 04:49:59,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:49:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:49:59,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:49:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:49:59,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2018-11-10 04:49:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2018-11-10 04:49:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 04:49:59,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:49:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:49:59,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:49:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:49:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2018-11-10 04:49:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2018-11-10 04:49:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:49:59,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:49:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-11-10 04:50:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-11-10 04:50:00,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 04:50:00,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-11-10 04:50:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-11-10 04:50:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:50:00,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-11-10 04:50:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-11-10 04:50:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:50:00,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:00,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2018-11-10 04:50:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2018-11-10 04:50:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 04:50:00,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2018-11-10 04:50:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2018-11-10 04:50:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:50:01,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 04:50:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-11-10 04:50:01,360 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-11-10 04:50:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:50:01,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:01,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:01,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-11-10 04:50:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-11-10 04:50:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 04:50:01,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:01,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-11-10 04:50:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-11-10 04:50:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 04:50:02,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:02,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2018-11-10 04:50:02,563 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2018-11-10 04:50:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:50:02,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2018-11-10 04:50:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2018-11-10 04:50:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:50:02,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:02,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2018-11-10 04:50:02,944 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2018-11-10 04:50:02,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 04:50:02,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2018-11-10 04:50:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2018-11-10 04:50:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:50:03,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:50:03,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2018-11-10 04:50:03,342 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2018-11-10 04:50:03,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 04:50:03,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:03,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 04:50:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2018-11-10 04:50:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2018-11-10 04:50:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:50:03,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 67 states and 108 transitions. [2018-11-10 04:50:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 108 transitions. [2018-11-10 04:50:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:50:04,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 73 states and 121 transitions. [2018-11-10 04:50:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 121 transitions. [2018-11-10 04:50:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 04:50:05,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2018-11-10 04:50:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2018-11-10 04:50:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 04:50:05,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 04:50:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:05,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2018-11-10 04:50:05,742 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2018-11-10 04:50:05,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:50:05,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 85 states and 154 transitions. [2018-11-10 04:50:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 154 transitions. [2018-11-10 04:50:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:50:06,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 87 states and 156 transitions. [2018-11-10 04:50:06,497 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 156 transitions. [2018-11-10 04:50:06,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:50:06,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 89 states and 157 transitions. [2018-11-10 04:50:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 157 transitions. [2018-11-10 04:50:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 04:50:06,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:06,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 91 states and 158 transitions. [2018-11-10 04:50:06,823 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2018-11-10 04:50:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 04:50:06,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 04:50:07,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2018-11-10 04:50:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2018-11-10 04:50:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 04:50:07,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 27 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 94 states and 161 transitions. [2018-11-10 04:50:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 161 transitions. [2018-11-10 04:50:07,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 04:50:07,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 27 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 95 states and 166 transitions. [2018-11-10 04:50:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 166 transitions. [2018-11-10 04:50:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 04:50:08,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 04:50:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2018-11-10 04:50:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2018-11-10 04:50:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:50:08,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:08,709 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 101 states and 183 transitions. [2018-11-10 04:50:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 183 transitions. [2018-11-10 04:50:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:50:09,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 104 states and 185 transitions. [2018-11-10 04:50:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2018-11-10 04:50:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:50:09,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:09,894 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:10,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 106 states and 186 transitions. [2018-11-10 04:50:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2018-11-10 04:50:10,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:50:10,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:10,091 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:10,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:10,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 108 states and 187 transitions. [2018-11-10 04:50:10,287 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2018-11-10 04:50:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 04:50:10,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 108 states and 185 transitions. [2018-11-10 04:50:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 185 transitions. [2018-11-10 04:50:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 04:50:11,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 113 states and 190 transitions. [2018-11-10 04:50:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 190 transitions. [2018-11-10 04:50:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:50:11,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:11,936 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 119 states and 208 transitions. [2018-11-10 04:50:12,617 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 208 transitions. [2018-11-10 04:50:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:50:12,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 121 states and 209 transitions. [2018-11-10 04:50:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 209 transitions. [2018-11-10 04:50:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:50:12,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:13,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 210 transitions. [2018-11-10 04:50:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 210 transitions. [2018-11-10 04:50:13,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:50:13,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 125 states and 212 transitions. [2018-11-10 04:50:13,427 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 212 transitions. [2018-11-10 04:50:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 04:50:13,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:13,788 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 129 states and 217 transitions. [2018-11-10 04:50:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2018-11-10 04:50:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 04:50:14,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:15,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 131 states and 218 transitions. [2018-11-10 04:50:15,028 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2018-11-10 04:50:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 04:50:15,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:15,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 132 states and 216 transitions. [2018-11-10 04:50:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2018-11-10 04:50:15,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 04:50:15,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 138 states and 234 transitions. [2018-11-10 04:50:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 234 transitions. [2018-11-10 04:50:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 04:50:16,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:16,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 140 states and 235 transitions. [2018-11-10 04:50:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 235 transitions. [2018-11-10 04:50:16,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 04:50:16,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 142 states and 237 transitions. [2018-11-10 04:50:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 237 transitions. [2018-11-10 04:50:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 04:50:17,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:17,078 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 144 states and 238 transitions. [2018-11-10 04:50:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 238 transitions. [2018-11-10 04:50:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 04:50:17,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 108 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2018-11-10 04:50:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2018-11-10 04:50:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 04:50:18,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 150 states and 256 transitions. [2018-11-10 04:50:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 256 transitions. [2018-11-10 04:50:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 04:50:19,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:19,505 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 153 states and 257 transitions. [2018-11-10 04:50:19,959 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 257 transitions. [2018-11-10 04:50:19,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 04:50:19,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:19,969 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 155 states and 258 transitions. [2018-11-10 04:50:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 258 transitions. [2018-11-10 04:50:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 04:50:20,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:20,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 157 states and 259 transitions. [2018-11-10 04:50:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 259 transitions. [2018-11-10 04:50:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 04:50:20,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 147 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:21,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:21,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 158 states and 258 transitions. [2018-11-10 04:50:21,693 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 258 transitions. [2018-11-10 04:50:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 04:50:21,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:22,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 164 states and 276 transitions. [2018-11-10 04:50:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 276 transitions. [2018-11-10 04:50:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 04:50:22,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:22,649 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 167 states and 278 transitions. [2018-11-10 04:50:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 278 transitions. [2018-11-10 04:50:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 04:50:23,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:23,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 169 states and 279 transitions. [2018-11-10 04:50:23,668 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 279 transitions. [2018-11-10 04:50:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 04:50:23,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 171 states and 280 transitions. [2018-11-10 04:50:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 280 transitions. [2018-11-10 04:50:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 04:50:23,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 192 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:24,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 172 states and 282 transitions. [2018-11-10 04:50:24,826 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 282 transitions. [2018-11-10 04:50:24,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 04:50:24,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 192 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 171 states and 279 transitions. [2018-11-10 04:50:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 279 transitions. [2018-11-10 04:50:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 04:50:25,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 177 states and 297 transitions. [2018-11-10 04:50:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 297 transitions. [2018-11-10 04:50:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 04:50:26,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2018-11-10 04:50:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2018-11-10 04:50:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 04:50:26,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 182 states and 299 transitions. [2018-11-10 04:50:27,271 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 299 transitions. [2018-11-10 04:50:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 04:50:27,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:27,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 184 states and 301 transitions. [2018-11-10 04:50:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 301 transitions. [2018-11-10 04:50:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 04:50:27,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:28,449 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 243 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:29,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 184 states and 300 transitions. [2018-11-10 04:50:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 300 transitions. [2018-11-10 04:50:29,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 04:50:29,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 190 states and 319 transitions. [2018-11-10 04:50:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 319 transitions. [2018-11-10 04:50:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 04:50:30,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:31,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 193 states and 320 transitions. [2018-11-10 04:50:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 320 transitions. [2018-11-10 04:50:31,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 04:50:31,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-11-10 04:50:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-11-10 04:50:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 04:50:31,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 197 states and 322 transitions. [2018-11-10 04:50:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 322 transitions. [2018-11-10 04:50:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 04:50:31,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 300 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:33,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 197 states and 321 transitions. [2018-11-10 04:50:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 321 transitions. [2018-11-10 04:50:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 04:50:33,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:34,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 203 states and 339 transitions. [2018-11-10 04:50:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2018-11-10 04:50:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 04:50:34,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 206 states and 340 transitions. [2018-11-10 04:50:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 340 transitions. [2018-11-10 04:50:34,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 04:50:34,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:35,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 208 states and 341 transitions. [2018-11-10 04:50:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 341 transitions. [2018-11-10 04:50:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 04:50:35,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 210 states and 343 transitions. [2018-11-10 04:50:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 343 transitions. [2018-11-10 04:50:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 04:50:35,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 363 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 211 states and 345 transitions. [2018-11-10 04:50:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 345 transitions. [2018-11-10 04:50:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 04:50:37,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:37,662 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 363 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:37,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 210 states and 342 transitions. [2018-11-10 04:50:37,971 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 342 transitions. [2018-11-10 04:50:37,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 04:50:37,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:39,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 216 states and 360 transitions. [2018-11-10 04:50:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 360 transitions. [2018-11-10 04:50:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 04:50:39,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 219 states and 362 transitions. [2018-11-10 04:50:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 362 transitions. [2018-11-10 04:50:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 04:50:40,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 221 states and 363 transitions. [2018-11-10 04:50:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 363 transitions. [2018-11-10 04:50:40,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 04:50:40,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:40,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 223 states and 364 transitions. [2018-11-10 04:50:40,807 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 364 transitions. [2018-11-10 04:50:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 04:50:40,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:41,647 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 432 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 224 states and 366 transitions. [2018-11-10 04:50:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 366 transitions. [2018-11-10 04:50:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 04:50:42,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:42,841 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 432 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 223 states and 363 transitions. [2018-11-10 04:50:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 363 transitions. [2018-11-10 04:50:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 04:50:43,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 229 states and 381 transitions. [2018-11-10 04:50:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 381 transitions. [2018-11-10 04:50:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 04:50:44,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:44,587 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 232 states and 382 transitions. [2018-11-10 04:50:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 382 transitions. [2018-11-10 04:50:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 04:50:45,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 234 states and 383 transitions. [2018-11-10 04:50:45,586 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 383 transitions. [2018-11-10 04:50:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 04:50:45,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 236 states and 385 transitions. [2018-11-10 04:50:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 385 transitions. [2018-11-10 04:50:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 04:50:46,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:47,238 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 507 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 237 states and 387 transitions. [2018-11-10 04:50:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 387 transitions. [2018-11-10 04:50:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 04:50:47,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 507 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 236 states and 384 transitions. [2018-11-10 04:50:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 384 transitions. [2018-11-10 04:50:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 04:50:48,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 242 states and 402 transitions. [2018-11-10 04:50:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 402 transitions. [2018-11-10 04:50:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 04:50:50,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,454 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 245 states and 403 transitions. [2018-11-10 04:50:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 403 transitions. [2018-11-10 04:50:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 04:50:51,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 247 states and 404 transitions. [2018-11-10 04:50:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 404 transitions. [2018-11-10 04:50:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 04:50:51,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:51,539 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 249 states and 406 transitions. [2018-11-10 04:50:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 406 transitions. [2018-11-10 04:50:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 04:50:52,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 588 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 249 states and 405 transitions. [2018-11-10 04:50:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 405 transitions. [2018-11-10 04:50:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 04:50:54,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:55,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 255 states and 423 transitions. [2018-11-10 04:50:55,926 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 423 transitions. [2018-11-10 04:50:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 04:50:55,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:57,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 258 states and 425 transitions. [2018-11-10 04:50:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 425 transitions. [2018-11-10 04:50:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 04:50:57,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 260 states and 426 transitions. [2018-11-10 04:50:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 426 transitions. [2018-11-10 04:50:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 04:50:57,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:50:58,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 262 states and 427 transitions. [2018-11-10 04:50:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 427 transitions. [2018-11-10 04:50:58,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 04:50:58,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:50:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 675 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 263 states and 429 transitions. [2018-11-10 04:51:00,073 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 429 transitions. [2018-11-10 04:51:00,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 04:51:00,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 675 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:01,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 262 states and 426 transitions. [2018-11-10 04:51:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 426 transitions. [2018-11-10 04:51:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 04:51:01,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 268 states and 444 transitions. [2018-11-10 04:51:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 444 transitions. [2018-11-10 04:51:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 04:51:02,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:03,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 271 states and 445 transitions. [2018-11-10 04:51:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 445 transitions. [2018-11-10 04:51:03,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 04:51:03,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:04,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 273 states and 447 transitions. [2018-11-10 04:51:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 447 transitions. [2018-11-10 04:51:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 04:51:04,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 275 states and 448 transitions. [2018-11-10 04:51:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 448 transitions. [2018-11-10 04:51:05,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 04:51:05,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:06,409 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 768 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 276 states and 450 transitions. [2018-11-10 04:51:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 450 transitions. [2018-11-10 04:51:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 04:51:07,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 768 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 275 states and 447 transitions. [2018-11-10 04:51:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 447 transitions. [2018-11-10 04:51:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:51:08,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2018-11-10 04:51:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 288 states and 475 transitions. [2018-11-10 04:51:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 475 transitions. [2018-11-10 04:51:15,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:51:15,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2018-11-10 04:51:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:16,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 292 states and 479 transitions. [2018-11-10 04:51:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 479 transitions. [2018-11-10 04:51:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:51:16,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:16,543 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2018-11-10 04:51:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 294 states and 481 transitions. [2018-11-10 04:51:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 481 transitions. [2018-11-10 04:51:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:51:16,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2018-11-10 04:51:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 296 states and 483 transitions. [2018-11-10 04:51:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 483 transitions. [2018-11-10 04:51:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:51:17,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 289 proven. 24 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2018-11-10 04:51:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 298 states and 484 transitions. [2018-11-10 04:51:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 484 transitions. [2018-11-10 04:51:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 04:51:18,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:19,486 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 867 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:51:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 298 states and 483 transitions. [2018-11-10 04:51:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 483 transitions. [2018-11-10 04:51:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 04:51:20,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 309 proven. 24 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2018-11-10 04:51:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 299 states and 484 transitions. [2018-11-10 04:51:21,356 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 484 transitions. [2018-11-10 04:51:21,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 04:51:21,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:51:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:51:21,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 309 proven. 24 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2018-11-10 04:51:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:51:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 216 states and 291 transitions. [2018-11-10 04:51:22,222 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2018-11-10 04:51:22,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:51:22,223 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 112 iterations. [2018-11-10 04:51:22,229 INFO L778 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2018-11-10 04:51:22,761 WARN L179 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-11-10 04:51:23,182 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-11-10 04:51:23,437 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 86 [2018-11-10 04:51:23,564 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:51:23,566 INFO L582 CodeCheckObserver]: Invariant with dag size 101 [2018-11-10 04:51:23,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:51:23 ImpRootNode [2018-11-10 04:51:23,576 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:51:23,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:51:23,576 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:51:23,576 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:51:23,577 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:49:59" (3/4) ... [2018-11-10 04:51:23,579 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:51:23,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 04:51:23,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:51:23,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:51:23,613 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fa1d0f3a-0271-4628-823c-fae76f4ef477/bin-2019/ukojak/witness.graphml [2018-11-10 04:51:23,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:51:23,613 INFO L168 Benchmark]: Toolchain (without parser) took 84512.31 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 960.3 MB in the beginning and 1.3 GB in the end (delta: -381.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-10 04:51:23,614 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:51:23,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.01 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:51:23,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.49 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:51:23,615 INFO L168 Benchmark]: Boogie Preprocessor took 9.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:51:23,615 INFO L168 Benchmark]: RCFGBuilder took 167.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:51:23,615 INFO L168 Benchmark]: CodeCheck took 84125.59 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -219.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-10 04:51:23,615 INFO L168 Benchmark]: Witness Printer took 36.91 ms. Allocated memory is still 2.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:51:23,617 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, 16 locations, 4 error locations. SAFE Result, 82.7s OverallTime, 112 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 623157380 SDslu, 138480640 SDs, 0 SdLazy, -1463740928 SolverSat, 484680108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 74.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63539 GetRequests, 57027 SyntacticMatches, 5458 SemanticMatches, 1054 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903564 ImplicationChecksByTransitivity, 78.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 6362 NumberOfCodeBlocks, 6362 NumberOfCodeBlocksAsserted, 111 NumberOfCheckSat, 6251 ConstructedInterpolants, 0 QuantifiedInterpolants, 1317555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 111 InterpolantComputations, 10 PerfectInterpolantSequences, 14901/35850 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((((((((((((((((((30 < y && y <= 31) && x <= y + 2147483624) || ((y <= 32 && 31 < y) && x <= y + 2147483624)) || ((32 < y && y <= 33) && x <= y + 2147483624)) || ((26 < y && y <= 27) && x <= 2 * y + 2147483593)) || ((x + y <= 2147483648 && y <= 39) && 38 < y)) || ((y <= 35 && 34 < y) && x <= y + 2147483624)) || ((28 < y && y <= 29) && x <= y + 2147483624)) || ((35 < y && y <= 36) && x <= y + 2147483624)) || ((y <= 34 && 33 < y) && x <= y + 2147483624)) || ((25 < y && y <= 26) && x <= y + 2147483624)) || ((37 < y && x <= y + 2147483609) && y <= 38)) || ((29 < y && y <= 30) && x <= y + 2147483624)) || ((x <= 2 * y + 2147483591 && 27 < y) && y <= 28)) || ((23 <= y && y <= 23) && x <= y + 2147483624)) || ((36 < y && y <= 37) && x <= y + 2147483624)) || ((23 < y && y <= 24) && x <= 2 * y + 2147483599)) || ((x <= 2 * y + 2147483597 && y <= 25) && 24 < y)) || ((39 < y && x + 2 * y <= 2147483650) && y <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.01 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.49 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 167.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * CodeCheck took 84125.59 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -219.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 36.91 ms. Allocated memory is still 2.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...