./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.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_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/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 2373f3a3f8dbd9f18e573cbc80f9fee8c78900dc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:51:59,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:51:59,900 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:51:59,907 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:51:59,907 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:51:59,908 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:51:59,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:51:59,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:51:59,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:51:59,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:51:59,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:51:59,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:51:59,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:51:59,914 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:51:59,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:51:59,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:51:59,915 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:51:59,916 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:51:59,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:51:59,918 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:51:59,919 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:51:59,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:51:59,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:51:59,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:51:59,922 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:51:59,922 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:51:59,923 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:51:59,924 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:51:59,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:51:59,925 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:51:59,925 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:51:59,926 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:51:59,926 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:51:59,926 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:51:59,927 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:51:59,927 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:51:59,927 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 09:51:59,935 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:51:59,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:51:59,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:51:59,936 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 09:51:59,936 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:51:59,936 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:51:59,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:51:59,937 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:51:59,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:51:59,938 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:51:59,938 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:51:59,938 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 09:51:59,938 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 09:51:59,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:51:59,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 09:51:59,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:51:59,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:51:59,939 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_062d62cb-79ec-4c74-81b4-b15c328a3f3f/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 -> 2373f3a3f8dbd9f18e573cbc80f9fee8c78900dc [2018-11-10 09:51:59,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:51:59,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:51:59,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:51:59,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:51:59,976 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:51:59,977 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c [2018-11-10 09:52:00,021 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/data/5b3f3555a/a4a04a8db487455d85935d5ed51a4729/FLAGbc7ad9959 [2018-11-10 09:52:00,438 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:52:00,439 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c [2018-11-10 09:52:00,447 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/data/5b3f3555a/a4a04a8db487455d85935d5ed51a4729/FLAGbc7ad9959 [2018-11-10 09:52:00,458 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/data/5b3f3555a/a4a04a8db487455d85935d5ed51a4729 [2018-11-10 09:52:00,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:52:00,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:52:00,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:00,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:52:00,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:52:00,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24840ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00, skipping insertion in model container [2018-11-10 09:52:00,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:52:00,504 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:52:00,637 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:00,639 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:52:00,675 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:00,684 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:52:00,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00 WrapperNode [2018-11-10 09:52:00,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:00,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:00,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:52:00,685 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:52:00,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:00,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:52:00,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:52:00,761 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:52:00,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... [2018-11-10 09:52:00,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:52:00,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:52:00,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:52:00,789 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:52:00,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/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 09:52:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:52:00,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:52:00,915 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 09:52:00,915 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 09:52:01,622 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:52:01,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:52:01 BoogieIcfgContainer [2018-11-10 09:52:01,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:52:01,623 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 09:52:01,623 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 09:52:01,632 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 09:52:01,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:52:01" (1/1) ... [2018-11-10 09:52:01,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:52:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:01,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 87 states and 149 transitions. [2018-11-10 09:52:01,672 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 149 transitions. [2018-11-10 09:52:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 09:52:01,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:01,812 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 09:52:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:01,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2018-11-10 09:52:01,946 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2018-11-10 09:52:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 09:52:01,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:01,988 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 09:52:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 120 states and 179 transitions. [2018-11-10 09:52:02,129 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2018-11-10 09:52:02,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 09:52:02,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 122 states and 187 transitions. [2018-11-10 09:52:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 187 transitions. [2018-11-10 09:52:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 09:52:02,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2018-11-10 09:52:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2018-11-10 09:52:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 09:52:02,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2018-11-10 09:52:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2018-11-10 09:52:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 09:52:02,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,584 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 09:52:02,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 141 states and 218 transitions. [2018-11-10 09:52:02,721 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 218 transitions. [2018-11-10 09:52:02,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 09:52:02,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 146 states and 223 transitions. [2018-11-10 09:52:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 223 transitions. [2018-11-10 09:52:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 09:52:02,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 155 states and 232 transitions. [2018-11-10 09:52:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 232 transitions. [2018-11-10 09:52:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 09:52:03,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 187 states and 290 transitions. [2018-11-10 09:52:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 290 transitions. [2018-11-10 09:52:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 09:52:03,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:03,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 189 states and 293 transitions. [2018-11-10 09:52:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 293 transitions. [2018-11-10 09:52:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 09:52:03,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 195 states and 300 transitions. [2018-11-10 09:52:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 300 transitions. [2018-11-10 09:52:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 09:52:03,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2018-11-10 09:52:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2018-11-10 09:52:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 09:52:04,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 222 states and 327 transitions. [2018-11-10 09:52:04,574 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 327 transitions. [2018-11-10 09:52:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 09:52:04,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 223 states and 328 transitions. [2018-11-10 09:52:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 328 transitions. [2018-11-10 09:52:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 09:52:04,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:04,682 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 09:52:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:05,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 230 states and 336 transitions. [2018-11-10 09:52:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2018-11-10 09:52:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 09:52:05,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:05,138 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:05,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 241 states and 348 transitions. [2018-11-10 09:52:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2018-11-10 09:52:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 09:52:05,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 243 states and 351 transitions. [2018-11-10 09:52:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 351 transitions. [2018-11-10 09:52:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 09:52:05,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 255 states and 364 transitions. [2018-11-10 09:52:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 364 transitions. [2018-11-10 09:52:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 09:52:06,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:06,662 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 09:52:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 268 states and 378 transitions. [2018-11-10 09:52:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 378 transitions. [2018-11-10 09:52:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 09:52:07,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 282 states and 393 transitions. [2018-11-10 09:52:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 393 transitions. [2018-11-10 09:52:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 09:52:08,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:09,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 297 states and 409 transitions. [2018-11-10 09:52:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 409 transitions. [2018-11-10 09:52:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 09:52:09,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:09,778 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 315 states and 428 transitions. [2018-11-10 09:52:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 428 transitions. [2018-11-10 09:52:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 09:52:11,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 317 states and 439 transitions. [2018-11-10 09:52:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 439 transitions. [2018-11-10 09:52:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 09:52:11,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 336 states and 459 transitions. [2018-11-10 09:52:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 459 transitions. [2018-11-10 09:52:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 09:52:13,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 348 states and 478 transitions. [2018-11-10 09:52:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 478 transitions. [2018-11-10 09:52:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 09:52:13,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:15,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:15,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 368 states and 499 transitions. [2018-11-10 09:52:15,641 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 499 transitions. [2018-11-10 09:52:15,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 09:52:15,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 389 states and 521 transitions. [2018-11-10 09:52:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 521 transitions. [2018-11-10 09:52:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 09:52:17,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:17,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 389 states and 520 transitions. [2018-11-10 09:52:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 520 transitions. [2018-11-10 09:52:17,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 09:52:17,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 411 states and 543 transitions. [2018-11-10 09:52:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 543 transitions. [2018-11-10 09:52:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 09:52:20,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:20,497 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 09:52:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 414 states and 550 transitions. [2018-11-10 09:52:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 550 transitions. [2018-11-10 09:52:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 09:52:20,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:20,829 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 414 states and 549 transitions. [2018-11-10 09:52:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 549 transitions. [2018-11-10 09:52:20,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 09:52:20,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 437 states and 573 transitions. [2018-11-10 09:52:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 573 transitions. [2018-11-10 09:52:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 09:52:23,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:24,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 441 states and 582 transitions. [2018-11-10 09:52:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 582 transitions. [2018-11-10 09:52:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 09:52:24,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:24,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 465 states and 607 transitions. [2018-11-10 09:52:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 607 transitions. [2018-11-10 09:52:27,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:27,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:30,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 512 states and 697 transitions. [2018-11-10 09:52:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 697 transitions. [2018-11-10 09:52:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:30,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 515 states and 701 transitions. [2018-11-10 09:52:30,906 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 701 transitions. [2018-11-10 09:52:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:30,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 531 states and 758 transitions. [2018-11-10 09:52:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 758 transitions. [2018-11-10 09:52:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:31,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:32,000 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:33,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 545 states and 812 transitions. [2018-11-10 09:52:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 812 transitions. [2018-11-10 09:52:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:33,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 543 states and 808 transitions. [2018-11-10 09:52:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 808 transitions. [2018-11-10 09:52:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:33,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 543 states and 807 transitions. [2018-11-10 09:52:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 807 transitions. [2018-11-10 09:52:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 09:52:33,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 568 states and 836 transitions. [2018-11-10 09:52:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 836 transitions. [2018-11-10 09:52:38,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:38,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:38,780 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 585 states and 852 transitions. [2018-11-10 09:52:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 852 transitions. [2018-11-10 09:52:39,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:39,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 600 states and 877 transitions. [2018-11-10 09:52:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 877 transitions. [2018-11-10 09:52:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:40,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 613 states and 900 transitions. [2018-11-10 09:52:42,231 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 900 transitions. [2018-11-10 09:52:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:42,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 619 states and 915 transitions. [2018-11-10 09:52:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 915 transitions. [2018-11-10 09:52:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:42,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 612 states and 901 transitions. [2018-11-10 09:52:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 901 transitions. [2018-11-10 09:52:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:42,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:43,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 613 states and 902 transitions. [2018-11-10 09:52:43,208 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 902 transitions. [2018-11-10 09:52:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:43,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 624 states and 913 transitions. [2018-11-10 09:52:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 913 transitions. [2018-11-10 09:52:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:43,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 627 states and 928 transitions. [2018-11-10 09:52:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 928 transitions. [2018-11-10 09:52:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:43,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 628 states and 929 transitions. [2018-11-10 09:52:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 929 transitions. [2018-11-10 09:52:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 09:52:44,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:50,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 654 states and 959 transitions. [2018-11-10 09:52:50,376 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 959 transitions. [2018-11-10 09:52:50,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 09:52:50,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 656 states and 961 transitions. [2018-11-10 09:52:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 961 transitions. [2018-11-10 09:52:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 09:52:50,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:50,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 657 states and 962 transitions. [2018-11-10 09:52:50,852 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 962 transitions. [2018-11-10 09:52:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 09:52:50,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:52:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 659 states and 965 transitions. [2018-11-10 09:52:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 965 transitions. [2018-11-10 09:52:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 09:52:50,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:52:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:52:57,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 686 states and 996 transitions. [2018-11-10 09:52:57,719 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 996 transitions. [2018-11-10 09:52:57,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 09:52:57,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:52:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:52:57,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 714 states and 1028 transitions. [2018-11-10 09:53:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1028 transitions. [2018-11-10 09:53:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 09:53:04,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:12,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 744 states and 1062 transitions. [2018-11-10 09:53:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1062 transitions. [2018-11-10 09:53:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 09:53:12,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 773 states and 1095 transitions. [2018-11-10 09:53:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1095 transitions. [2018-11-10 09:53:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 09:53:21,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 804 states and 1130 transitions. [2018-11-10 09:53:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1130 transitions. [2018-11-10 09:53:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 09:53:30,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:31,785 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-11-10 09:53:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 836 states and 1166 transitions. [2018-11-10 09:53:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1166 transitions. [2018-11-10 09:53:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 09:53:40,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:53:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 839 states and 1171 transitions. [2018-11-10 09:53:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1171 transitions. [2018-11-10 09:53:40,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 09:53:40,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:53:43,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 880 states and 1246 transitions. [2018-11-10 09:53:43,778 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1246 transitions. [2018-11-10 09:53:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 09:53:43,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:43,852 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:53:44,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:44,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 884 states and 1253 transitions. [2018-11-10 09:53:44,525 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1253 transitions. [2018-11-10 09:53:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 09:53:44,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:53:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 917 states and 1290 transitions. [2018-11-10 09:53:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1290 transitions. [2018-11-10 09:53:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 09:53:55,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:53:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:53:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 934 states and 1306 transitions. [2018-11-10 09:53:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1306 transitions. [2018-11-10 09:53:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 09:53:56,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:53:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:53:56,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:54:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 968 states and 1344 transitions. [2018-11-10 09:54:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1344 transitions. [2018-11-10 09:54:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 09:54:08,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 971 states and 1346 transitions. [2018-11-10 09:54:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1346 transitions. [2018-11-10 09:54:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 09:54:08,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:08,959 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 09:54:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 975 states and 1351 transitions. [2018-11-10 09:54:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1351 transitions. [2018-11-10 09:54:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 09:54:09,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 09:54:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 985 states and 1373 transitions. [2018-11-10 09:54:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1373 transitions. [2018-11-10 09:54:10,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 09:54:10,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 09:54:10,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 989 states and 1401 transitions. [2018-11-10 09:54:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1401 transitions. [2018-11-10 09:54:10,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 09:54:10,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:10,499 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 09:54:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 990 states and 1399 transitions. [2018-11-10 09:54:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1399 transitions. [2018-11-10 09:54:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 09:54:11,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:12,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 994 states and 1406 transitions. [2018-11-10 09:54:12,680 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1406 transitions. [2018-11-10 09:54:12,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 09:54:12,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:12,689 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 09:54:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 996 states and 1415 transitions. [2018-11-10 09:54:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1415 transitions. [2018-11-10 09:54:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 09:54:13,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 09:54:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1000 states and 1442 transitions. [2018-11-10 09:54:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1442 transitions. [2018-11-10 09:54:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 09:54:13,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 09:54:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:15,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1005 states and 1474 transitions. [2018-11-10 09:54:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1474 transitions. [2018-11-10 09:54:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 09:54:15,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 09:54:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1003 states and 1470 transitions. [2018-11-10 09:54:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1470 transitions. [2018-11-10 09:54:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 09:54:15,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:15,741 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1006 states and 1473 transitions. [2018-11-10 09:54:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1473 transitions. [2018-11-10 09:54:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 09:54:16,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:17,324 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-10 09:54:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1010 states and 1481 transitions. [2018-11-10 09:54:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1481 transitions. [2018-11-10 09:54:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 09:54:17,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1014 states and 1486 transitions. [2018-11-10 09:54:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1486 transitions. [2018-11-10 09:54:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 09:54:18,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 09:54:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1016 states and 1487 transitions. [2018-11-10 09:54:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1487 transitions. [2018-11-10 09:54:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 09:54:19,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:22,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1031 states and 1527 transitions. [2018-11-10 09:54:22,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1527 transitions. [2018-11-10 09:54:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 09:54:22,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1035 states and 1533 transitions. [2018-11-10 09:54:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1533 transitions. [2018-11-10 09:54:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 09:54:23,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1038 states and 1539 transitions. [2018-11-10 09:54:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1539 transitions. [2018-11-10 09:54:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 09:54:23,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 09:54:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1039 states and 1538 transitions. [2018-11-10 09:54:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1538 transitions. [2018-11-10 09:54:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 09:54:25,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 09:54:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1041 states and 1543 transitions. [2018-11-10 09:54:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1543 transitions. [2018-11-10 09:54:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 09:54:26,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:26,144 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 09:54:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1055 states and 1575 transitions. [2018-11-10 09:54:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1575 transitions. [2018-11-10 09:54:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 09:54:27,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1064 states and 1588 transitions. [2018-11-10 09:54:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1588 transitions. [2018-11-10 09:54:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 09:54:28,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:28,059 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:28,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1067 states and 1591 transitions. [2018-11-10 09:54:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1591 transitions. [2018-11-10 09:54:28,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 09:54:28,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:28,646 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1070 states and 1595 transitions. [2018-11-10 09:54:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1595 transitions. [2018-11-10 09:54:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 09:54:28,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 09:54:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1083 states and 1621 transitions. [2018-11-10 09:54:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1621 transitions. [2018-11-10 09:54:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 09:54:30,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:31,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:31,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1088 states and 1632 transitions. [2018-11-10 09:54:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1632 transitions. [2018-11-10 09:54:31,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 09:54:31,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1090 states and 1644 transitions. [2018-11-10 09:54:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1644 transitions. [2018-11-10 09:54:33,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 09:54:33,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 09:54:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1101 states and 1678 transitions. [2018-11-10 09:54:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1678 transitions. [2018-11-10 09:54:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 09:54:34,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:34,722 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 09:54:35,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:35,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1105 states and 1705 transitions. [2018-11-10 09:54:35,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1705 transitions. [2018-11-10 09:54:35,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 09:54:35,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:35,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:35,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1106 states and 1708 transitions. [2018-11-10 09:54:35,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1708 transitions. [2018-11-10 09:54:35,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:35,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:35,946 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 09:54:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1112 states and 1726 transitions. [2018-11-10 09:54:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1726 transitions. [2018-11-10 09:54:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:36,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 09:54:38,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1117 states and 1757 transitions. [2018-11-10 09:54:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1757 transitions. [2018-11-10 09:54:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:38,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1121 states and 1763 transitions. [2018-11-10 09:54:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1763 transitions. [2018-11-10 09:54:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:39,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 09:54:39,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:39,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1125 states and 1769 transitions. [2018-11-10 09:54:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1769 transitions. [2018-11-10 09:54:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:39,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:39,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:39,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1128 states and 1773 transitions. [2018-11-10 09:54:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1773 transitions. [2018-11-10 09:54:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 09:54:39,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:40,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1132 states and 1779 transitions. [2018-11-10 09:54:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1779 transitions. [2018-11-10 09:54:40,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 09:54:40,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 09:54:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1134 states and 1784 transitions. [2018-11-10 09:54:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1784 transitions. [2018-11-10 09:54:41,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 09:54:41,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 09:54:42,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1141 states and 1798 transitions. [2018-11-10 09:54:42,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1798 transitions. [2018-11-10 09:54:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 09:54:42,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 09:54:42,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1147 states and 1805 transitions. [2018-11-10 09:54:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1805 transitions. [2018-11-10 09:54:42,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 09:54:42,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 09:54:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1148 states and 1805 transitions. [2018-11-10 09:54:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1805 transitions. [2018-11-10 09:54:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-10 09:54:42,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:54:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1150 states and 1813 transitions. [2018-11-10 09:54:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1813 transitions. [2018-11-10 09:54:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 09:54:43,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:54:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1165 states and 1830 transitions. [2018-11-10 09:54:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1830 transitions. [2018-11-10 09:54:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:44,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:44,918 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1167 states and 1841 transitions. [2018-11-10 09:54:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1841 transitions. [2018-11-10 09:54:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:46,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:54:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1168 states and 1842 transitions. [2018-11-10 09:54:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1842 transitions. [2018-11-10 09:54:46,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:46,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:54:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1178 states and 1852 transitions. [2018-11-10 09:54:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1852 transitions. [2018-11-10 09:54:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:46,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:47,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1182 states and 1858 transitions. [2018-11-10 09:54:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1858 transitions. [2018-11-10 09:54:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:47,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1186 states and 1864 transitions. [2018-11-10 09:54:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1864 transitions. [2018-11-10 09:54:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 09:54:48,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:54:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1190 states and 1871 transitions. [2018-11-10 09:54:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1871 transitions. [2018-11-10 09:54:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 09:54:50,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:50,137 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 09:54:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:52,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1195 states and 1882 transitions. [2018-11-10 09:54:52,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1882 transitions. [2018-11-10 09:54:52,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 09:54:52,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 09:54:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1205 states and 1903 transitions. [2018-11-10 09:54:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1903 transitions. [2018-11-10 09:54:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 09:54:53,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 09:54:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:54,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1209 states and 1930 transitions. [2018-11-10 09:54:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1930 transitions. [2018-11-10 09:54:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 09:54:54,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 09:54:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1214 states and 1935 transitions. [2018-11-10 09:54:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1935 transitions. [2018-11-10 09:54:55,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 09:54:55,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 09:54:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1216 states and 1936 transitions. [2018-11-10 09:54:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1936 transitions. [2018-11-10 09:54:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 09:54:55,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:54:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1230 states and 1967 transitions. [2018-11-10 09:54:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1967 transitions. [2018-11-10 09:54:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 09:54:57,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:57,910 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:54:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:54:59,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1236 states and 2001 transitions. [2018-11-10 09:54:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2001 transitions. [2018-11-10 09:54:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 09:54:59,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:54:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:54:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 09:55:00,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:00,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1238 states and 2006 transitions. [2018-11-10 09:55:00,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2006 transitions. [2018-11-10 09:55:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 09:55:00,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 09:55:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1241 states and 2009 transitions. [2018-11-10 09:55:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2009 transitions. [2018-11-10 09:55:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 09:55:00,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1250 states and 2018 transitions. [2018-11-10 09:55:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2018 transitions. [2018-11-10 09:55:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:01,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 09:55:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:02,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1258 states and 2034 transitions. [2018-11-10 09:55:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2034 transitions. [2018-11-10 09:55:02,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:02,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1260 states and 2037 transitions. [2018-11-10 09:55:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2037 transitions. [2018-11-10 09:55:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:03,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1268 states and 2045 transitions. [2018-11-10 09:55:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2045 transitions. [2018-11-10 09:55:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:04,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-10 09:55:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1271 states and 2050 transitions. [2018-11-10 09:55:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2050 transitions. [2018-11-10 09:55:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:04,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 09:55:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1271 states and 2048 transitions. [2018-11-10 09:55:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2048 transitions. [2018-11-10 09:55:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:05,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:05,767 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 09:55:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1273 states and 2050 transitions. [2018-11-10 09:55:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2050 transitions. [2018-11-10 09:55:06,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:06,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 09:55:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1272 states and 2044 transitions. [2018-11-10 09:55:06,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2044 transitions. [2018-11-10 09:55:06,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 09:55:06,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 09:55:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:07,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1268 states and 2030 transitions. [2018-11-10 09:55:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2030 transitions. [2018-11-10 09:55:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:07,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:07,734 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 09:55:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1276 states and 2045 transitions. [2018-11-10 09:55:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2045 transitions. [2018-11-10 09:55:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:09,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:09,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:09,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1284 states and 2053 transitions. [2018-11-10 09:55:09,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2053 transitions. [2018-11-10 09:55:09,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:09,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 09:55:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 1286 states and 2067 transitions. [2018-11-10 09:55:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2067 transitions. [2018-11-10 09:55:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:10,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 09:55:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1292 states and 2080 transitions. [2018-11-10 09:55:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2080 transitions. [2018-11-10 09:55:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:11,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 09:55:12,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1296 states and 2083 transitions. [2018-11-10 09:55:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2083 transitions. [2018-11-10 09:55:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:12,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 09:55:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1298 states and 2084 transitions. [2018-11-10 09:55:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2084 transitions. [2018-11-10 09:55:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 09:55:12,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:12,756 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 09:55:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1297 states and 2076 transitions. [2018-11-10 09:55:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2076 transitions. [2018-11-10 09:55:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 09:55:13,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1311 states and 2097 transitions. [2018-11-10 09:55:14,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2097 transitions. [2018-11-10 09:55:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 09:55:14,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 09:55:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1319 states and 2104 transitions. [2018-11-10 09:55:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2104 transitions. [2018-11-10 09:55:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 09:55:14,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 09:55:15,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:15,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1324 states and 2109 transitions. [2018-11-10 09:55:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2109 transitions. [2018-11-10 09:55:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 09:55:15,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1338 states and 2140 transitions. [2018-11-10 09:55:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2140 transitions. [2018-11-10 09:55:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:18,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 09:55:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1344 states and 2157 transitions. [2018-11-10 09:55:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2157 transitions. [2018-11-10 09:55:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:19,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:55:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:19,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1347 states and 2163 transitions. [2018-11-10 09:55:19,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2163 transitions. [2018-11-10 09:55:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:19,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:55:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:20,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1351 states and 2179 transitions. [2018-11-10 09:55:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2179 transitions. [2018-11-10 09:55:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:20,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 09:55:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1354 states and 2182 transitions. [2018-11-10 09:55:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2182 transitions. [2018-11-10 09:55:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:21,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1357 states and 2187 transitions. [2018-11-10 09:55:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2187 transitions. [2018-11-10 09:55:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:21,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:22,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1369 states and 2199 transitions. [2018-11-10 09:55:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2199 transitions. [2018-11-10 09:55:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:22,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 09:55:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1370 states and 2201 transitions. [2018-11-10 09:55:23,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2201 transitions. [2018-11-10 09:55:23,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 09:55:23,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:24,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1379 states and 2210 transitions. [2018-11-10 09:55:24,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2210 transitions. [2018-11-10 09:55:24,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 09:55:24,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1398 states and 2233 transitions. [2018-11-10 09:55:24,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2233 transitions. [2018-11-10 09:55:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 09:55:24,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1395 states and 2224 transitions. [2018-11-10 09:55:25,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2224 transitions. [2018-11-10 09:55:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 09:55:25,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:30,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1431 states and 2306 transitions. [2018-11-10 09:55:30,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2306 transitions. [2018-11-10 09:55:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 09:55:30,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1439 states and 2313 transitions. [2018-11-10 09:55:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2313 transitions. [2018-11-10 09:55:32,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:32,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 09:55:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1441 states and 2316 transitions. [2018-11-10 09:55:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2316 transitions. [2018-11-10 09:55:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:32,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1444 states and 2321 transitions. [2018-11-10 09:55:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2321 transitions. [2018-11-10 09:55:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:33,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1447 states and 2329 transitions. [2018-11-10 09:55:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2329 transitions. [2018-11-10 09:55:34,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:34,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:34,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:34,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1464 states and 2345 transitions. [2018-11-10 09:55:34,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2345 transitions. [2018-11-10 09:55:34,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:34,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:36,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1477 states and 2363 transitions. [2018-11-10 09:55:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2363 transitions. [2018-11-10 09:55:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:36,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1487 states and 2372 transitions. [2018-11-10 09:55:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2372 transitions. [2018-11-10 09:55:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:37,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:37,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:37,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1504 states and 2388 transitions. [2018-11-10 09:55:37,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2388 transitions. [2018-11-10 09:55:37,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:37,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:37,931 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:38,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1521 states and 2407 transitions. [2018-11-10 09:55:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2407 transitions. [2018-11-10 09:55:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:38,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:43,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 1558 states and 2483 transitions. [2018-11-10 09:55:43,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2483 transitions. [2018-11-10 09:55:43,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:43,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:44,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1559 states and 2494 transitions. [2018-11-10 09:55:44,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2494 transitions. [2018-11-10 09:55:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 09:55:44,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:44,408 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:44,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 1560 states and 2497 transitions. [2018-11-10 09:55:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2497 transitions. [2018-11-10 09:55:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:44,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1570 states and 2506 transitions. [2018-11-10 09:55:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2506 transitions. [2018-11-10 09:55:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:45,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1568 states and 2503 transitions. [2018-11-10 09:55:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2503 transitions. [2018-11-10 09:55:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:45,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:45,998 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1580 states and 2514 transitions. [2018-11-10 09:55:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2514 transitions. [2018-11-10 09:55:46,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:46,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:47,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1582 states and 2517 transitions. [2018-11-10 09:55:47,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2517 transitions. [2018-11-10 09:55:47,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:47,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:47,154 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1598 states and 2533 transitions. [2018-11-10 09:55:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2533 transitions. [2018-11-10 09:55:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:47,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:49,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 1612 states and 2553 transitions. [2018-11-10 09:55:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2553 transitions. [2018-11-10 09:55:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 09:55:49,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:49,144 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1629 states and 2569 transitions. [2018-11-10 09:55:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2569 transitions. [2018-11-10 09:55:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:55:49,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 09:55:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1629 states and 2568 transitions. [2018-11-10 09:55:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2568 transitions. [2018-11-10 09:55:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:55:49,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:49,923 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1641 states and 2580 transitions. [2018-11-10 09:55:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2580 transitions. [2018-11-10 09:55:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:55:50,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1639 states and 2576 transitions. [2018-11-10 09:55:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2576 transitions. [2018-11-10 09:55:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 09:55:51,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1658 states and 2599 transitions. [2018-11-10 09:55:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2599 transitions. [2018-11-10 09:55:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:55:51,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:55:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:52,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1660 states and 2604 transitions. [2018-11-10 09:55:52,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2604 transitions. [2018-11-10 09:55:52,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:55:52,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1678 states and 2622 transitions. [2018-11-10 09:55:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2622 transitions. [2018-11-10 09:55:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:55:52,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:53,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1697 states and 2646 transitions. [2018-11-10 09:55:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2646 transitions. [2018-11-10 09:55:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:55:53,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 09:55:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1714 states and 2664 transitions. [2018-11-10 09:55:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2664 transitions. [2018-11-10 09:55:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:55:54,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:55:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:56,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1718 states and 2681 transitions. [2018-11-10 09:55:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2681 transitions. [2018-11-10 09:55:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:55:56,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1721 states and 2683 transitions. [2018-11-10 09:55:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2683 transitions. [2018-11-10 09:55:57,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:55:57,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:58,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:58,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1740 states and 2702 transitions. [2018-11-10 09:55:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2702 transitions. [2018-11-10 09:55:58,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:55:58,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 09:55:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1756 states and 2717 transitions. [2018-11-10 09:55:58,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2717 transitions. [2018-11-10 09:55:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:55:58,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:55:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:55:59,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1773 states and 2733 transitions. [2018-11-10 09:55:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2733 transitions. [2018-11-10 09:55:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:55:59,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:55:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:55:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:56:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1773 states and 2732 transitions. [2018-11-10 09:56:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2732 transitions. [2018-11-10 09:56:00,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:56:00,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:56:02,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:02,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1777 states and 2748 transitions. [2018-11-10 09:56:02,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2748 transitions. [2018-11-10 09:56:02,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:56:02,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:02,392 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:56:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1778 states and 2751 transitions. [2018-11-10 09:56:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2751 transitions. [2018-11-10 09:56:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 09:56:02,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 09:56:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1779 states and 2754 transitions. [2018-11-10 09:56:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2754 transitions. [2018-11-10 09:56:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:03,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 09:56:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1810 states and 2788 transitions. [2018-11-10 09:56:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2788 transitions. [2018-11-10 09:56:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:04,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 09:56:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1840 states and 2843 transitions. [2018-11-10 09:56:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2843 transitions. [2018-11-10 09:56:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:07,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 09:56:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1843 states and 2862 transitions. [2018-11-10 09:56:08,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2862 transitions. [2018-11-10 09:56:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:08,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 09:56:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:08,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1852 states and 2870 transitions. [2018-11-10 09:56:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2870 transitions. [2018-11-10 09:56:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:08,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 09:56:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 1852 states and 2869 transitions. [2018-11-10 09:56:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2869 transitions. [2018-11-10 09:56:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:09,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 09:56:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1872 states and 2889 transitions. [2018-11-10 09:56:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2889 transitions. [2018-11-10 09:56:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 09:56:10,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 09:56:11,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1891 states and 2911 transitions. [2018-11-10 09:56:11,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2911 transitions. [2018-11-10 09:56:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:11,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1893 states and 2920 transitions. [2018-11-10 09:56:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2920 transitions. [2018-11-10 09:56:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:13,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1894 states and 2922 transitions. [2018-11-10 09:56:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2922 transitions. [2018-11-10 09:56:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:13,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1897 states and 2924 transitions. [2018-11-10 09:56:14,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2924 transitions. [2018-11-10 09:56:14,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:14,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:56:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1928 states and 2957 transitions. [2018-11-10 09:56:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2957 transitions. [2018-11-10 09:56:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:15,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 09:56:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1931 states and 2959 transitions. [2018-11-10 09:56:16,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2959 transitions. [2018-11-10 09:56:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 1935 states and 2963 transitions. [2018-11-10 09:56:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2963 transitions. [2018-11-10 09:56:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:17,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 09:56:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1940 states and 2973 transitions. [2018-11-10 09:56:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2973 transitions. [2018-11-10 09:56:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:19,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1941 states and 2975 transitions. [2018-11-10 09:56:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2975 transitions. [2018-11-10 09:56:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:20,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 09:56:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:21,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1944 states and 2977 transitions. [2018-11-10 09:56:21,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2977 transitions. [2018-11-10 09:56:21,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:21,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 09:56:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1945 states and 2979 transitions. [2018-11-10 09:56:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2979 transitions. [2018-11-10 09:56:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:21,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 09:56:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1949 states and 2982 transitions. [2018-11-10 09:56:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2982 transitions. [2018-11-10 09:56:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:22,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 09:56:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1950 states and 2982 transitions. [2018-11-10 09:56:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2982 transitions. [2018-11-10 09:56:23,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:23,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:56:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 09:56:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 09:56:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 1954 states and 2985 transitions. [2018-11-10 09:56:24,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2985 transitions. [2018-11-10 09:56:24,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 09:56:24,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 09:56:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:56:25,076 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 210 iterations. [2018-11-10 09:56:25,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 09:56:25 ImpRootNode [2018-11-10 09:56:25,150 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 09:56:25,151 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:56:25,151 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:56:25,151 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:56:25,151 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:52:01" (3/4) ... [2018-11-10 09:56:25,156 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 09:56:25,227 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_062d62cb-79ec-4c74-81b4-b15c328a3f3f/bin-2019/ukojak/witness.graphml [2018-11-10 09:56:25,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:56:25,228 INFO L168 Benchmark]: Toolchain (without parser) took 264767.04 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.4 GB). Free memory was 960.3 MB in the beginning and 1.7 GB in the end (delta: -715.1 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,228 INFO L168 Benchmark]: CDTParser took 0.14 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 09:56:25,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 941.5 MB in the beginning and 1.2 GB in the end (delta: -210.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,229 INFO L168 Benchmark]: Boogie Preprocessor took 28.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,229 INFO L168 Benchmark]: RCFGBuilder took 833.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,229 INFO L168 Benchmark]: CodeCheck took 263527.38 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -635.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,229 INFO L168 Benchmark]: Witness Printer took 76.31 ms. Allocated memory is still 4.5 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. [2018-11-10 09:56:25,230 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, 131 locations, 1 error locations. UNSAFE Result, 263.4s OverallTime, 210 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1050638336 SDtfs, 53047040 SDslu, 1308738068 SDs, 0 SdLazy, -1459650220 SolverSat, 535728 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 583.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130046 GetRequests, 125307 SyntacticMatches, 2347 SemanticMatches, 2392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3751498 ImplicationChecksByTransitivity, 251.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 14741 NumberOfCodeBlocks, 14741 NumberOfCodeBlocksAsserted, 210 NumberOfCheckSat, 14438 ConstructedInterpolants, 0 QuantifiedInterpolants, 2719764 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 209 InterpolantComputations, 164 PerfectInterpolantSequences, 10420/13832 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 - CounterExampleResult [Line: 574]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L579] int s ; [L583] s = 12292 [L584] CALL ssl3_connect(s) [L13] int s__info_callback = __VERIFIER_nondet_int() ; [L14] int s__in_handshake = __VERIFIER_nondet_int() ; [L15] int s__state ; [L16] int s__new_session ; [L17] int s__server ; [L18] int s__version = __VERIFIER_nondet_int() ; [L19] int s__type ; [L20] int s__init_num ; [L21] int s__bbio = __VERIFIER_nondet_int() ; [L22] int s__wbio = __VERIFIER_nondet_int() ; [L23] int s__hit = __VERIFIER_nondet_int() ; [L24] int s__rwstate ; [L25] int s__init_buf___0 = __VERIFIER_nondet_int() ; [L26] int s__debug = __VERIFIER_nondet_int() ; [L27] int s__shutdown ; [L28] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L29] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_connect = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int() ; [L33] int s__s3__change_cipher_spec ; [L34] int s__s3__flags = __VERIFIER_nondet_int() ; [L35] int s__s3__delay_buf_pop_ret ; [L36] int s__s3__tmp__cert_req = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__new_compression = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L40] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L41] int s__s3__tmp__next_state___0 ; [L42] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int() ; [L43] int s__session__cipher ; [L44] int s__session__compress_meth ; [L45] int buf ; [L46] unsigned long tmp ; [L47] unsigned long l ; [L48] int num1 = __VERIFIER_nondet_int() ; [L49] int cb ; [L50] int ret ; [L51] int new_state ; [L52] int state ; [L53] int skip ; [L54] int tmp___0 ; [L55] int tmp___1 = __VERIFIER_nondet_int() ; [L56] int tmp___2 = __VERIFIER_nondet_int() ; [L57] int tmp___3 = __VERIFIER_nondet_int() ; [L58] int tmp___4 = __VERIFIER_nondet_int() ; [L59] int tmp___5 = __VERIFIER_nondet_int() ; [L60] int tmp___6 = __VERIFIER_nondet_int() ; [L61] int tmp___7 = __VERIFIER_nondet_int() ; [L62] int tmp___8 = __VERIFIER_nondet_int() ; [L63] int tmp___9 = __VERIFIER_nondet_int() ; [L64] int blastFlag ; [L65] int __cil_tmp55 ; [L66] void *__cil_tmp56 ; [L67] unsigned long __cil_tmp57 ; [L68] unsigned long __cil_tmp58 = __VERIFIER_nondet_ulong() ; [L69] void *__cil_tmp59 ; [L70] unsigned long __cil_tmp60 ; [L71] unsigned long __cil_tmp61 ; [L72] unsigned long __cil_tmp62 ; [L73] unsigned long __cil_tmp63 ; [L74] unsigned long __cil_tmp64 ; [L75] long __cil_tmp65 = __VERIFIER_nondet_long() ; [L76] long __cil_tmp66 ; [L77] long __cil_tmp67 ; [L78] long __cil_tmp68 ; [L79] long __cil_tmp69 ; [L80] long __cil_tmp70 = __VERIFIER_nondet_long() ; [L81] long __cil_tmp71 ; [L82] long __cil_tmp72 ; [L83] long __cil_tmp73 ; [L84] long __cil_tmp74 ; [L88] s__state = initial_state [L89] blastFlag = 0 [L90] tmp = __VERIFIER_nondet_int() [L91] cb = 0 [L92] ret = -1 [L93] skip = 0 [L94] tmp___0 = 0 [L95] COND FALSE !(s__info_callback != 0) [L98] COND FALSE !(s__ctx__info_callback != 0) [L102] s__in_handshake ++ [L103] COND FALSE !(tmp___1 + 12288) [L109] COND TRUE 1 [L111] state = s__state [L112] COND TRUE s__state == 12292 [L214] s__new_session = 1 [L215] s__state = 4096 [L216] s__ctx__stats__sess_connect_renegotiate ++ [L221] s__server = 0 [L222] COND FALSE !(cb != 0) [L226] __cil_tmp55 = s__version + 65280 [L227] COND FALSE !(__cil_tmp55 != 768) [L232] s__type = 4096 [L234] __cil_tmp56 = (void *)0 [L235] __cil_tmp57 = (unsigned long )__cil_tmp56 [L236] __cil_tmp58 = (unsigned long )s__init_buf___0 [L237] COND FALSE !(__cil_tmp58 == __cil_tmp57) [L255] COND FALSE !(! tmp___4) [L259] COND FALSE !(! tmp___5) [L263] s__state = 4368 [L264] s__ctx__stats__sess_connect ++ [L265] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND TRUE s__state == 4368 [L269] s__shutdown = 0 [L270] ret = __VERIFIER_nondet_int() [L271] COND TRUE blastFlag == 0 [L272] blastFlag = 1 [L274] COND FALSE !(ret <= 0) [L277] s__state = 4384 [L278] s__init_num = 0 [L280] __cil_tmp62 = (unsigned long )s__wbio [L281] __cil_tmp63 = (unsigned long )s__bbio [L282] COND FALSE !(__cil_tmp63 != __cil_tmp62) [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND TRUE s__state == 4384 [L289] ret = __VERIFIER_nondet_int() [L290] COND TRUE blastFlag == 1 [L291] blastFlag = 2 [L297] COND FALSE !(ret <= 0) [L300] COND FALSE !(\read(s__hit)) [L303] s__state = 4400 [L305] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND TRUE s__state == 4400 [L310] __cil_tmp64 = (unsigned long )s__s3__tmp__new_cipher__algorithms [L311] COND FALSE !(__cil_tmp64 + 256UL) [L314] ret = __VERIFIER_nondet_int() [L315] COND TRUE blastFlag == 2 [L316] blastFlag = 3 [L318] COND FALSE !(ret <= 0) [L323] s__state = 4416 [L324] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND FALSE !(s__state == 4400) [L142] COND FALSE !(s__state == 4401) [L145] COND TRUE s__state == 4416 [L328] ret = __VERIFIER_nondet_int() [L329] COND TRUE blastFlag == 3 [L330] blastFlag = 4 [L332] COND FALSE !(ret <= 0) [L335] s__state = 4432 [L336] s__init_num = 0 [L337] COND FALSE !(! tmp___6) [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND FALSE !(s__state == 4400) [L142] COND FALSE !(s__state == 4401) [L145] COND FALSE !(s__state == 4416) [L148] COND FALSE !(s__state == 4417) [L151] COND TRUE s__state == 4432 [L344] ret = __VERIFIER_nondet_int() [L345] COND TRUE blastFlag == 4 [L574] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 222.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 941.5 MB in the beginning and 1.2 GB in the end (delta: -210.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 833.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. * CodeCheck took 263527.38 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: -635.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 76.31 ms. Allocated memory is still 4.5 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...