./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:03:39,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:03:39,933 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:03:39,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:03:39,941 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:03:39,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:03:39,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:03:39,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:03:39,945 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:03:39,945 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:03:39,946 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:03:39,946 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:03:39,947 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:03:39,947 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:03:39,948 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:03:39,949 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:03:39,949 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:03:39,950 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:03:39,952 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:03:39,953 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:03:39,953 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:03:39,954 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:03:39,956 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:03:39,956 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:03:39,956 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:03:39,957 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:03:39,957 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:03:39,958 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:03:39,958 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:03:39,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:03:39,959 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:03:39,960 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:03:39,960 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:03:39,960 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:03:39,961 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:03:39,961 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:03:39,962 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:03:39,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:03:39,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:03:39,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:03:39,972 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:03:39,973 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:03:39,973 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:03:39,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:03:39,973 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:03:39,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:03:39,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:03:39,975 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:03:39,975 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:03:39,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:03:39,975 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:03:39,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:03:39,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:03:39,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:03:39,976 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:03:39,976 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:03:39,976 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:03:39,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:03:39,976 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_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 [2018-11-10 03:03:40,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:03:40,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:03:40,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:03:40,014 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:03:40,014 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:03:40,015 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c [2018-11-10 03:03:40,050 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/data/1e806d804/8654b2813f384c46871a090e6cb3cd9c/FLAGe6640c292 [2018-11-10 03:03:40,490 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:03:40,491 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c [2018-11-10 03:03:40,499 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/data/1e806d804/8654b2813f384c46871a090e6cb3cd9c/FLAGe6640c292 [2018-11-10 03:03:40,511 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/data/1e806d804/8654b2813f384c46871a090e6cb3cd9c [2018-11-10 03:03:40,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:03:40,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:03:40,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:03:40,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:03:40,519 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:03:40,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40, skipping insertion in model container [2018-11-10 03:03:40,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:03:40,558 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:03:40,780 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:03:40,783 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:03:40,848 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:03:40,860 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:03:40,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40 WrapperNode [2018-11-10 03:03:40,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:03:40,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:03:40,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:03:40,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:03:40,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:03:40,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:03:40,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:03:40,967 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:03:40,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:40,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:41,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... [2018-11-10 03:03:41,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:03:41,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:03:41,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:03:41,007 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:03:41,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:03:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/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 03:03:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 03:03:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:03:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:03:42,254 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:03:42,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:03:42 BoogieIcfgContainer [2018-11-10 03:03:42,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:03:42,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:03:42,256 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:03:42,262 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:03:42,263 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:03:42" (1/1) ... [2018-11-10 03:03:42,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:03:42,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 03:03:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 03:03:42,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 03:03:42,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:42,504 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 03:03:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2018-11-10 03:03:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-11-10 03:03:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 03:03:42,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:03:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2018-11-10 03:03:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2018-11-10 03:03:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 03:03:43,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 293 states and 388 transitions. [2018-11-10 03:03:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 388 transitions. [2018-11-10 03:03:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 03:03:43,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:44,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2018-11-10 03:03:44,070 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2018-11-10 03:03:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:03:44,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 310 states and 412 transitions. [2018-11-10 03:03:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 412 transitions. [2018-11-10 03:03:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:03:44,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:44,431 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 318 states and 422 transitions. [2018-11-10 03:03:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 422 transitions. [2018-11-10 03:03:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:03:44,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 323 states and 427 transitions. [2018-11-10 03:03:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 427 transitions. [2018-11-10 03:03:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 03:03:44,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:03:44,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 328 states and 435 transitions. [2018-11-10 03:03:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 435 transitions. [2018-11-10 03:03:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 03:03:44,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:03:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 342 states and 452 transitions. [2018-11-10 03:03:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 452 transitions. [2018-11-10 03:03:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 03:03:45,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:45,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2018-11-10 03:03:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2018-11-10 03:03:45,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 03:03:45,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:45,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 353 states and 468 transitions. [2018-11-10 03:03:45,780 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 468 transitions. [2018-11-10 03:03:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 03:03:45,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:46,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:46,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 368 states and 488 transitions. [2018-11-10 03:03:46,421 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 488 transitions. [2018-11-10 03:03:46,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 03:03:46,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:46,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:46,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 490 transitions. [2018-11-10 03:03:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 490 transitions. [2018-11-10 03:03:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 03:03:46,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 373 states and 496 transitions. [2018-11-10 03:03:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 496 transitions. [2018-11-10 03:03:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 03:03:46,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 389 states and 517 transitions. [2018-11-10 03:03:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 517 transitions. [2018-11-10 03:03:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 03:03:47,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:03:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 390 states and 517 transitions. [2018-11-10 03:03:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 517 transitions. [2018-11-10 03:03:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 03:03:47,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:47,281 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 392 states and 520 transitions. [2018-11-10 03:03:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 520 transitions. [2018-11-10 03:03:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 03:03:47,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 406 states and 536 transitions. [2018-11-10 03:03:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 536 transitions. [2018-11-10 03:03:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 03:03:47,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:03:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 417 states and 547 transitions. [2018-11-10 03:03:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 547 transitions. [2018-11-10 03:03:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:03:47,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:48,028 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:03:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 423 states and 555 transitions. [2018-11-10 03:03:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 555 transitions. [2018-11-10 03:03:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:03:48,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:48,366 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:03:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 438 states and 573 transitions. [2018-11-10 03:03:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 573 transitions. [2018-11-10 03:03:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:03:48,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 463 states and 608 transitions. [2018-11-10 03:03:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 608 transitions. [2018-11-10 03:03:49,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:03:49,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 466 states and 611 transitions. [2018-11-10 03:03:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 611 transitions. [2018-11-10 03:03:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:03:49,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:49,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 471 states and 616 transitions. [2018-11-10 03:03:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 616 transitions. [2018-11-10 03:03:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:03:49,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 478 states and 625 transitions. [2018-11-10 03:03:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 625 transitions. [2018-11-10 03:03:50,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 03:03:50,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:50,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 481 states and 629 transitions. [2018-11-10 03:03:50,118 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 629 transitions. [2018-11-10 03:03:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 03:03:50,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:50,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:50,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 483 states and 634 transitions. [2018-11-10 03:03:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 634 transitions. [2018-11-10 03:03:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 03:03:50,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:50,417 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 497 states and 653 transitions. [2018-11-10 03:03:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 653 transitions. [2018-11-10 03:03:51,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:03:51,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:51,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 501 states and 657 transitions. [2018-11-10 03:03:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 657 transitions. [2018-11-10 03:03:51,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:03:51,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 516 states and 673 transitions. [2018-11-10 03:03:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 673 transitions. [2018-11-10 03:03:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:03:51,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:51,920 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 530 states and 691 transitions. [2018-11-10 03:03:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 691 transitions. [2018-11-10 03:03:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:03:52,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 539 states and 700 transitions. [2018-11-10 03:03:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 700 transitions. [2018-11-10 03:03:52,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 03:03:52,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:03:52,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 555 states and 720 transitions. [2018-11-10 03:03:52,627 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 720 transitions. [2018-11-10 03:03:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 03:03:52,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 581 states and 758 transitions. [2018-11-10 03:03:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 758 transitions. [2018-11-10 03:03:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 03:03:54,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 582 states and 760 transitions. [2018-11-10 03:03:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 760 transitions. [2018-11-10 03:03:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 03:03:54,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 03:03:54,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 591 states and 771 transitions. [2018-11-10 03:03:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 771 transitions. [2018-11-10 03:03:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 03:03:54,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:55,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 605 states and 788 transitions. [2018-11-10 03:03:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 788 transitions. [2018-11-10 03:03:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:03:55,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:03:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 622 states and 808 transitions. [2018-11-10 03:03:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 808 transitions. [2018-11-10 03:03:56,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:03:56,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:56,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 630 states and 816 transitions. [2018-11-10 03:03:56,425 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 816 transitions. [2018-11-10 03:03:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:03:56,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 637 states and 827 transitions. [2018-11-10 03:03:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 827 transitions. [2018-11-10 03:03:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:03:57,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 641 states and 832 transitions. [2018-11-10 03:03:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 832 transitions. [2018-11-10 03:03:57,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:03:57,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 642 states and 833 transitions. [2018-11-10 03:03:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 833 transitions. [2018-11-10 03:03:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:03:57,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:57,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 643 states and 834 transitions. [2018-11-10 03:03:57,579 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 834 transitions. [2018-11-10 03:03:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:03:57,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 644 states and 836 transitions. [2018-11-10 03:03:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 836 transitions. [2018-11-10 03:03:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:03:57,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:03:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:58,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 646 states and 838 transitions. [2018-11-10 03:03:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 838 transitions. [2018-11-10 03:03:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:03:58,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:59,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 658 states and 858 transitions. [2018-11-10 03:03:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 858 transitions. [2018-11-10 03:03:59,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:03:59,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 661 states and 860 transitions. [2018-11-10 03:03:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 860 transitions. [2018-11-10 03:03:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:03:59,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:03:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:59,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 664 states and 863 transitions. [2018-11-10 03:03:59,791 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 863 transitions. [2018-11-10 03:03:59,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:03:59,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:03:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:03:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:03:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 667 states and 866 transitions. [2018-11-10 03:03:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 866 transitions. [2018-11-10 03:03:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 03:03:59,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:03:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:04:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 669 states and 868 transitions. [2018-11-10 03:04:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 868 transitions. [2018-11-10 03:04:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 03:04:00,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:04:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:00,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 672 states and 870 transitions. [2018-11-10 03:04:00,817 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 870 transitions. [2018-11-10 03:04:00,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 03:04:00,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:04:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 673 states and 871 transitions. [2018-11-10 03:04:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 871 transitions. [2018-11-10 03:04:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 03:04:00,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:02,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 718 states and 920 transitions. [2018-11-10 03:04:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 920 transitions. [2018-11-10 03:04:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 03:04:02,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:04:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 728 states and 935 transitions. [2018-11-10 03:04:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 935 transitions. [2018-11-10 03:04:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 03:04:03,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:03,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:03,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 762 states and 971 transitions. [2018-11-10 03:04:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 971 transitions. [2018-11-10 03:04:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 03:04:03,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:05,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 783 states and 996 transitions. [2018-11-10 03:04:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 996 transitions. [2018-11-10 03:04:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 03:04:05,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:04:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 793 states and 1007 transitions. [2018-11-10 03:04:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1007 transitions. [2018-11-10 03:04:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 03:04:05,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:05,777 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:04:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 794 states and 1007 transitions. [2018-11-10 03:04:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1007 transitions. [2018-11-10 03:04:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 03:04:05,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:04:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 799 states and 1013 transitions. [2018-11-10 03:04:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1013 transitions. [2018-11-10 03:04:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 03:04:05,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:04:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 809 states and 1029 transitions. [2018-11-10 03:04:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1029 transitions. [2018-11-10 03:04:07,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 03:04:07,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:07,577 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 03:04:08,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 847 states and 1069 transitions. [2018-11-10 03:04:08,454 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1069 transitions. [2018-11-10 03:04:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 03:04:08,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:08,583 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 03:04:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 855 states and 1079 transitions. [2018-11-10 03:04:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1079 transitions. [2018-11-10 03:04:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 03:04:09,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:09,074 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:04:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 869 states and 1097 transitions. [2018-11-10 03:04:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1097 transitions. [2018-11-10 03:04:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 03:04:09,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 03:04:11,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 883 states and 1118 transitions. [2018-11-10 03:04:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1118 transitions. [2018-11-10 03:04:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 03:04:11,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,188 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 900 states and 1137 transitions. [2018-11-10 03:04:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1137 transitions. [2018-11-10 03:04:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 03:04:11,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,293 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 919 states and 1160 transitions. [2018-11-10 03:04:11,362 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1160 transitions. [2018-11-10 03:04:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 03:04:11,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 03:04:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 921 states and 1170 transitions. [2018-11-10 03:04:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1170 transitions. [2018-11-10 03:04:11,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 03:04:11,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:04:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 938 states and 1188 transitions. [2018-11-10 03:04:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1188 transitions. [2018-11-10 03:04:11,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 03:04:11,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 03:04:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 942 states and 1191 transitions. [2018-11-10 03:04:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1191 transitions. [2018-11-10 03:04:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:04:11,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 967 states and 1229 transitions. [2018-11-10 03:04:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1229 transitions. [2018-11-10 03:04:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:04:13,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 974 states and 1237 transitions. [2018-11-10 03:04:13,358 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1237 transitions. [2018-11-10 03:04:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:04:13,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 981 states and 1247 transitions. [2018-11-10 03:04:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1247 transitions. [2018-11-10 03:04:14,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:04:14,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:14,057 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:14,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 982 states and 1248 transitions. [2018-11-10 03:04:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1248 transitions. [2018-11-10 03:04:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 03:04:14,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 03:04:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:14,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 991 states and 1257 transitions. [2018-11-10 03:04:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1257 transitions. [2018-11-10 03:04:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 03:04:14,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 03:04:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 995 states and 1261 transitions. [2018-11-10 03:04:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1261 transitions. [2018-11-10 03:04:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:04:14,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:15,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:15,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1023 states and 1294 transitions. [2018-11-10 03:04:15,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1294 transitions. [2018-11-10 03:04:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:04:15,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:15,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1032 states and 1301 transitions. [2018-11-10 03:04:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1301 transitions. [2018-11-10 03:04:15,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:04:15,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:04:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1033 states and 1301 transitions. [2018-11-10 03:04:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1301 transitions. [2018-11-10 03:04:16,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 03:04:16,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 03:04:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:17,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1135 states and 1411 transitions. [2018-11-10 03:04:17,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1411 transitions. [2018-11-10 03:04:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 03:04:17,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:18,374 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1160 states and 1438 transitions. [2018-11-10 03:04:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1438 transitions. [2018-11-10 03:04:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:04:19,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:04:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1161 states and 1438 transitions. [2018-11-10 03:04:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1438 transitions. [2018-11-10 03:04:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:04:20,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:20,230 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:04:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1162 states and 1438 transitions. [2018-11-10 03:04:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1438 transitions. [2018-11-10 03:04:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:04:20,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:04:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1163 states and 1438 transitions. [2018-11-10 03:04:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1438 transitions. [2018-11-10 03:04:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 03:04:20,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1232 states and 1517 transitions. [2018-11-10 03:04:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1517 transitions. [2018-11-10 03:04:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 03:04:22,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:24,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1263 states and 1548 transitions. [2018-11-10 03:04:24,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1548 transitions. [2018-11-10 03:04:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 03:04:24,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:24,240 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1282 states and 1566 transitions. [2018-11-10 03:04:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1566 transitions. [2018-11-10 03:04:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:04:24,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:04:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1308 states and 1594 transitions. [2018-11-10 03:04:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1594 transitions. [2018-11-10 03:04:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:04:25,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:04:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1318 states and 1604 transitions. [2018-11-10 03:04:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1604 transitions. [2018-11-10 03:04:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:04:26,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:26,143 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:04:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1323 states and 1608 transitions. [2018-11-10 03:04:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1608 transitions. [2018-11-10 03:04:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 03:04:26,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 03:04:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1329 states and 1613 transitions. [2018-11-10 03:04:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1613 transitions. [2018-11-10 03:04:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 03:04:26,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 03:04:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1333 states and 1616 transitions. [2018-11-10 03:04:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1616 transitions. [2018-11-10 03:04:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 03:04:26,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 03:04:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1338 states and 1624 transitions. [2018-11-10 03:04:26,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1624 transitions. [2018-11-10 03:04:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 03:04:26,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 03:04:27,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1347 states and 1631 transitions. [2018-11-10 03:04:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1631 transitions. [2018-11-10 03:04:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 03:04:27,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 10 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 03:04:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1359 states and 1645 transitions. [2018-11-10 03:04:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1645 transitions. [2018-11-10 03:04:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:29,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:29,107 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:04:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1362 states and 1647 transitions. [2018-11-10 03:04:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1647 transitions. [2018-11-10 03:04:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:29,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:04:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1374 states and 1663 transitions. [2018-11-10 03:04:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1663 transitions. [2018-11-10 03:04:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:29,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:04:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1378 states and 1667 transitions. [2018-11-10 03:04:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1667 transitions. [2018-11-10 03:04:29,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:29,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:04:29,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:29,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1379 states and 1669 transitions. [2018-11-10 03:04:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1669 transitions. [2018-11-10 03:04:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:29,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:04:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1383 states and 1673 transitions. [2018-11-10 03:04:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1673 transitions. [2018-11-10 03:04:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:30,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:04:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:30,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1384 states and 1673 transitions. [2018-11-10 03:04:30,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1673 transitions. [2018-11-10 03:04:30,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:30,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1454 states and 1760 transitions. [2018-11-10 03:04:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1760 transitions. [2018-11-10 03:04:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:35,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1493 states and 1805 transitions. [2018-11-10 03:04:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1805 transitions. [2018-11-10 03:04:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:36,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:36,880 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1510 states and 1821 transitions. [2018-11-10 03:04:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1821 transitions. [2018-11-10 03:04:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:37,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1511 states and 1821 transitions. [2018-11-10 03:04:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1821 transitions. [2018-11-10 03:04:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:37,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1520 states and 1831 transitions. [2018-11-10 03:04:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1831 transitions. [2018-11-10 03:04:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:04:38,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1525 states and 1835 transitions. [2018-11-10 03:04:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1835 transitions. [2018-11-10 03:04:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 03:04:39,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:39,360 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 03:04:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1534 states and 1845 transitions. [2018-11-10 03:04:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1845 transitions. [2018-11-10 03:04:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:04:40,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:04:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1551 states and 1863 transitions. [2018-11-10 03:04:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1863 transitions. [2018-11-10 03:04:40,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:04:40,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:04:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1552 states and 1864 transitions. [2018-11-10 03:04:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1864 transitions. [2018-11-10 03:04:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:04:41,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:04:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1562 states and 1873 transitions. [2018-11-10 03:04:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1873 transitions. [2018-11-10 03:04:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:04:41,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:41,659 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:04:41,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:41,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1567 states and 1877 transitions. [2018-11-10 03:04:41,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1877 transitions. [2018-11-10 03:04:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 03:04:41,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:04:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1571 states and 1880 transitions. [2018-11-10 03:04:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1880 transitions. [2018-11-10 03:04:42,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 03:04:42,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:42,216 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 03:04:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1593 states and 1909 transitions. [2018-11-10 03:04:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1909 transitions. [2018-11-10 03:04:44,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:44,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1661 states and 1984 transitions. [2018-11-10 03:04:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1984 transitions. [2018-11-10 03:04:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:47,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:04:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1668 states and 1989 transitions. [2018-11-10 03:04:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1989 transitions. [2018-11-10 03:04:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:48,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-10 03:04:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1673 states and 1994 transitions. [2018-11-10 03:04:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1994 transitions. [2018-11-10 03:04:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:49,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-10 03:04:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1674 states and 1994 transitions. [2018-11-10 03:04:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1994 transitions. [2018-11-10 03:04:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:49,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 03:04:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1744 states and 2083 transitions. [2018-11-10 03:04:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2083 transitions. [2018-11-10 03:04:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:04:57,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 03:04:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:04:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1751 states and 2090 transitions. [2018-11-10 03:04:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2090 transitions. [2018-11-10 03:04:59,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 03:04:59,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:04:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:04:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 218 proven. 11 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:05:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1770 states and 2116 transitions. [2018-11-10 03:05:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2116 transitions. [2018-11-10 03:05:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 03:05:01,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:02,177 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1789 states and 2138 transitions. [2018-11-10 03:05:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2138 transitions. [2018-11-10 03:05:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 03:05:03,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:04,153 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 03:05:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1796 states and 2148 transitions. [2018-11-10 03:05:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2148 transitions. [2018-11-10 03:05:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 03:05:05,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 233 proven. 4 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-10 03:05:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:09,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1865 states and 2226 transitions. [2018-11-10 03:05:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2226 transitions. [2018-11-10 03:05:09,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:09,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1935 states and 2311 transitions. [2018-11-10 03:05:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2311 transitions. [2018-11-10 03:05:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:15,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1967 states and 2353 transitions. [2018-11-10 03:05:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2353 transitions. [2018-11-10 03:05:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:19,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:19,800 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1969 states and 2354 transitions. [2018-11-10 03:05:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2354 transitions. [2018-11-10 03:05:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:20,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 2004 states and 2391 transitions. [2018-11-10 03:05:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2391 transitions. [2018-11-10 03:05:22,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:22,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2005 states and 2392 transitions. [2018-11-10 03:05:23,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2392 transitions. [2018-11-10 03:05:23,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:23,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 2006 states and 2393 transitions. [2018-11-10 03:05:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2393 transitions. [2018-11-10 03:05:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:24,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:25,242 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2022 states and 2409 transitions. [2018-11-10 03:05:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2409 transitions. [2018-11-10 03:05:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:26,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:26,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2024 states and 2413 transitions. [2018-11-10 03:05:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2413 transitions. [2018-11-10 03:05:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:26,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2026 states and 2416 transitions. [2018-11-10 03:05:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2416 transitions. [2018-11-10 03:05:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:27,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2040 states and 2430 transitions. [2018-11-10 03:05:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2430 transitions. [2018-11-10 03:05:29,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:29,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2054 states and 2443 transitions. [2018-11-10 03:05:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2443 transitions. [2018-11-10 03:05:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:05:30,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-10 03:05:35,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2102 states and 2496 transitions. [2018-11-10 03:05:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2496 transitions. [2018-11-10 03:05:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:05:35,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:35,989 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-10 03:05:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2105 states and 2500 transitions. [2018-11-10 03:05:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2500 transitions. [2018-11-10 03:05:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:05:36,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:38,419 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:05:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2138 states and 2537 transitions. [2018-11-10 03:05:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2537 transitions. [2018-11-10 03:05:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:05:43,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:05:45,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2158 states and 2556 transitions. [2018-11-10 03:05:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2556 transitions. [2018-11-10 03:05:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 03:05:45,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:05:51,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2174 states and 2576 transitions. [2018-11-10 03:05:51,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2576 transitions. [2018-11-10 03:05:51,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 03:05:51,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:05:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2211 states and 2613 transitions. [2018-11-10 03:05:54,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2613 transitions. [2018-11-10 03:05:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:05:54,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:55,843 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:05:59,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:05:59,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2247 states and 2654 transitions. [2018-11-10 03:05:59,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2654 transitions. [2018-11-10 03:05:59,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:05:59,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:05:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:05:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:03,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2262 states and 2675 transitions. [2018-11-10 03:06:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2675 transitions. [2018-11-10 03:06:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:06:03,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2266 states and 2681 transitions. [2018-11-10 03:06:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2681 transitions. [2018-11-10 03:06:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:06:04,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2270 states and 2685 transitions. [2018-11-10 03:06:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2685 transitions. [2018-11-10 03:06:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 03:06:05,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 03:06:05,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2272 states and 2687 transitions. [2018-11-10 03:06:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2687 transitions. [2018-11-10 03:06:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 03:06:05,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 03:06:06,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:06,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2277 states and 2691 transitions. [2018-11-10 03:06:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2691 transitions. [2018-11-10 03:06:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-10 03:06:06,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-10 03:06:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2278 states and 2691 transitions. [2018-11-10 03:06:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2691 transitions. [2018-11-10 03:06:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 03:06:06,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2300 states and 2718 transitions. [2018-11-10 03:06:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2718 transitions. [2018-11-10 03:06:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:06:10,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:11,724 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:06:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2342 states and 2777 transitions. [2018-11-10 03:06:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2777 transitions. [2018-11-10 03:06:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:06:16,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:06:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2349 states and 2783 transitions. [2018-11-10 03:06:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2783 transitions. [2018-11-10 03:06:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:06:19,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:06:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2363 states and 2799 transitions. [2018-11-10 03:06:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 2799 transitions. [2018-11-10 03:06:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:06:20,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:06:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:21,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2364 states and 2799 transitions. [2018-11-10 03:06:21,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2799 transitions. [2018-11-10 03:06:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 03:06:21,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:06:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:23,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2387 states and 2820 transitions. [2018-11-10 03:06:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2820 transitions. [2018-11-10 03:06:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 03:06:23,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:26,660 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 03:06:43,360 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-10 03:06:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2494 states and 2958 transitions. [2018-11-10 03:06:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2958 transitions. [2018-11-10 03:06:44,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 03:06:44,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 03:06:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2558 states and 3021 transitions. [2018-11-10 03:06:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3021 transitions. [2018-11-10 03:06:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 03:06:48,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 2569 states and 3033 transitions. [2018-11-10 03:06:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3033 transitions. [2018-11-10 03:06:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 03:06:51,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:06:58,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:06:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 2603 states and 3070 transitions. [2018-11-10 03:06:58,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3070 transitions. [2018-11-10 03:06:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 03:06:59,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:06:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:06:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-10 03:07:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:07:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2673 states and 3142 transitions. [2018-11-10 03:07:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3142 transitions. [2018-11-10 03:07:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 03:07:01,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:07:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:07:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-10 03:07:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:07:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2523 states and 2980 transitions. [2018-11-10 03:07:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2980 transitions. [2018-11-10 03:07:05,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:07:05,232 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 160 iterations. [2018-11-10 03:07:05,240 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 03:07:05,447 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-11-10 03:07:05,642 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-11-10 03:07:05,809 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-10 03:07:06,158 WARN L179 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-11-10 03:07:06,292 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-10 03:07:06,457 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-11-10 03:07:06,587 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 26 [2018-11-10 03:07:06,779 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-11-10 03:07:06,948 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-10 03:07:07,313 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 47 [2018-11-10 03:07:07,481 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 03:07:07,725 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2018-11-10 03:07:07,896 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 03:07:08,199 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 47 [2018-11-10 03:07:08,415 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 36 [2018-11-10 03:07:08,604 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 45 [2018-11-10 03:07:08,738 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 34 [2018-11-10 03:07:08,946 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-11-10 03:07:09,178 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-11-10 03:07:09,325 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:07:09,471 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:07:09,715 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-11-10 03:07:09,910 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 45 [2018-11-10 03:07:10,036 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 26 [2018-11-10 03:07:10,185 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:07:10,510 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-11-10 03:07:10,717 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 03:07:11,057 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 47 [2018-11-10 03:07:11,336 WARN L179 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 47 [2018-11-10 03:07:11,545 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-11-10 03:07:11,777 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 26 [2018-11-10 03:07:11,983 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-10 03:07:12,197 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-11-10 03:07:12,447 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-11-10 03:07:12,695 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-11-10 03:07:12,890 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 03:07:13,168 WARN L179 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 54 [2018-11-10 03:07:13,407 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 46 [2018-11-10 03:07:13,577 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-11-10 03:07:13,729 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-11-10 03:07:13,894 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 34 [2018-11-10 03:07:14,029 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-10 03:07:14,241 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 47 [2018-11-10 03:07:14,389 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 36 [2018-11-10 03:07:14,389 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:07:14,391 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 03:07:14,399 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 03:07:14,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:07:14 ImpRootNode [2018-11-10 03:07:14,400 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:07:14,400 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:07:14,400 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:07:14,400 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:07:14,401 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:03:42" (3/4) ... [2018-11-10 03:07:14,405 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:07:14,422 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-10 03:07:14,423 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-10 03:07:14,425 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 03:07:14,426 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 03:07:14,554 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_11a5d18c-002a-412c-a283-6e2474fa7022/bin-2019/ukojak/witness.graphml [2018-11-10 03:07:14,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:07:14,555 INFO L168 Benchmark]: Toolchain (without parser) took 214040.34 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,555 INFO L168 Benchmark]: CDTParser took 0.15 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 03:07:14,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.09 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 919.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -207.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,558 INFO L168 Benchmark]: Boogie Preprocessor took 39.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,558 INFO L168 Benchmark]: RCFGBuilder took 1248.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.6 MB in the end (delta: 231.5 MB). Peak memory consumption was 231.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,559 INFO L168 Benchmark]: CodeCheck took 212144.29 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 891.6 MB in the beginning and 1.1 GB in the end (delta: -241.9 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-10 03:07:14,559 INFO L168 Benchmark]: Witness Printer took 153.80 ms. Allocated memory is still 4.7 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:07:14,561 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 202.9s OverallTime, 160 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19149132 SDtfs, -950964574 SDslu, 141925954 SDs, 0 SdLazy, -1455139308 SolverSat, 671663808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 514.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 199767 GetRequests, 192971 SyntacticMatches, 5096 SemanticMatches, 1700 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2164510 ImplicationChecksByTransitivity, 177.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 29.2s InterpolantComputationTime, 31161 NumberOfCodeBlocks, 31161 NumberOfCodeBlocksAsserted, 159 NumberOfCheckSat, 31002 ConstructedInterpolants, 0 QuantifiedInterpolants, 38729547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 159 InterpolantComputations, 111 PerfectInterpolantSequences, 36180/38104 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: 509]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a17 == 1)) || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0)) || !(a17 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.09 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 919.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -207.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1248.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.6 MB in the end (delta: 231.5 MB). Peak memory consumption was 231.5 MB. Max. memory is 11.5 GB. * CodeCheck took 212144.29 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 891.6 MB in the beginning and 1.1 GB in the end (delta: -241.9 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 153.80 ms. Allocated memory is still 4.7 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...