./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_clnt_1_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_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_clnt_1_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/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 ff50a3e94c359682cac670534eb61004d817453f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-10-26 22:21:50,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:21:50,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:21:50,123 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:21:50,123 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:21:50,124 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:21:50,125 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:21:50,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:21:50,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:21:50,128 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:21:50,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:21:50,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:21:50,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:21:50,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:21:50,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:21:50,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:21:50,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:21:50,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:21:50,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:21:50,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:21:50,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:21:50,139 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:21:50,140 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:21:50,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:21:50,141 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:21:50,142 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:21:50,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:21:50,143 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:21:50,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:21:50,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:21:50,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:21:50,145 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:21:50,146 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:21:50,146 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:21:50,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:21:50,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:21:50,147 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:21:50,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:21:50,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:21:50,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:21:50,160 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:21:50,161 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:21:50,161 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:21:50,161 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:21:50,162 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:21:50,162 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:21:50,162 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:21:50,162 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:21:50,162 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:21:50,163 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:21:50,163 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:21:50,163 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:21:50,163 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:21:50,163 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:21:50,164 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:21:50,164 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:21:50,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:21:50,164 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:21:50,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:21:50,165 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:21:50,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:21:50,165 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:21:50,165 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:21:50,165 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:21:50,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:21:50,166 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_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/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 -> ff50a3e94c359682cac670534eb61004d817453f [2018-10-26 22:21:50,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:21:50,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:21:50,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:21:50,219 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:21:50,219 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:21:50,220 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_clnt_1_false-unreach-call_true-termination.cil.c [2018-10-26 22:21:50,270 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/data/b78cfd9f0/51c2b14c496d48f7b15321bb730fdab2/FLAGde5823834 [2018-10-26 22:21:50,688 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:21:50,689 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/sv-benchmarks/c/ssh-simplified/s3_clnt_1_false-unreach-call_true-termination.cil.c [2018-10-26 22:21:50,703 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/data/b78cfd9f0/51c2b14c496d48f7b15321bb730fdab2/FLAGde5823834 [2018-10-26 22:21:50,721 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/data/b78cfd9f0/51c2b14c496d48f7b15321bb730fdab2 [2018-10-26 22:21:50,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:21:50,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:21:50,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:21:50,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:21:50,737 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:21:50,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:21:50" (1/1) ... [2018-10-26 22:21:50,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e74a19c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:50, skipping insertion in model container [2018-10-26 22:21:50,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:21:50" (1/1) ... [2018-10-26 22:21:50,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:21:50,791 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:21:50,998 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:21:51,001 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:21:51,051 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:21:51,065 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:21:51,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51 WrapperNode [2018-10-26 22:21:51,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:21:51,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:21:51,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:21:51,067 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:21:51,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:21:51,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:21:51,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:21:51,116 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:21:51,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... [2018-10-26 22:21:51,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:21:51,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:21:51,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:21:51,228 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:21:51,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:21:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/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 [2018-10-26 22:21:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:21:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:21:51,497 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 22:21:51,497 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 22:21:53,400 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:21:53,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:21:53 BoogieIcfgContainer [2018-10-26 22:21:53,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:21:53,401 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:21:53,402 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:21:53,411 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:21:53,412 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:21:53" (1/1) ... [2018-10-26 22:21:53,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:21:53,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-10-26 22:21:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-10-26 22:21:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 22:21:53,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:53,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 89 states and 148 transitions. [2018-10-26 22:21:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 148 transitions. [2018-10-26 22:21:53,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-26 22:21:53,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:54,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 99 states and 163 transitions. [2018-10-26 22:21:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 163 transitions. [2018-10-26 22:21:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 22:21:54,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:54,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 106 states and 183 transitions. [2018-10-26 22:21:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 183 transitions. [2018-10-26 22:21:54,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 22:21:54,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:21:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-10-26 22:21:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-10-26 22:21:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 22:21:55,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 140 states and 251 transitions. [2018-10-26 22:21:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 251 transitions. [2018-10-26 22:21:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 22:21:55,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:21:55,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 252 transitions. [2018-10-26 22:21:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 252 transitions. [2018-10-26 22:21:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 22:21:55,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:21:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 253 transitions. [2018-10-26 22:21:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 253 transitions. [2018-10-26 22:21:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 22:21:55,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:21:55,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:55,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 144 states and 256 transitions. [2018-10-26 22:21:55,682 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2018-10-26 22:21:55,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 22:21:55,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:21:56,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:56,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 156 states and 276 transitions. [2018-10-26 22:21:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2018-10-26 22:21:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 22:21:56,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 168 states and 296 transitions. [2018-10-26 22:21:56,857 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 296 transitions. [2018-10-26 22:21:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 22:21:56,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:57,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 168 states and 295 transitions. [2018-10-26 22:21:57,249 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 295 transitions. [2018-10-26 22:21:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 22:21:57,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:57,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 171 states and 303 transitions. [2018-10-26 22:21:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 303 transitions. [2018-10-26 22:21:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 22:21:57,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:57,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 171 states and 302 transitions. [2018-10-26 22:21:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 302 transitions. [2018-10-26 22:21:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 22:21:57,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:57,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 171 states and 301 transitions. [2018-10-26 22:21:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 301 transitions. [2018-10-26 22:21:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 22:21:57,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:21:58,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 171 states and 299 transitions. [2018-10-26 22:21:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 299 transitions. [2018-10-26 22:21:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 22:21:58,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:21:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:21:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:21:59,465 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 22:22:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 186 states and 336 transitions. [2018-10-26 22:22:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 336 transitions. [2018-10-26 22:22:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 22:22:00,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:01,281 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 233 states and 443 transitions. [2018-10-26 22:22:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 443 transitions. [2018-10-26 22:22:02,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 22:22:02,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 236 states and 461 transitions. [2018-10-26 22:22:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 461 transitions. [2018-10-26 22:22:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 22:22:03,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 237 states and 462 transitions. [2018-10-26 22:22:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 462 transitions. [2018-10-26 22:22:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 22:22:03,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:03,236 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 236 states and 459 transitions. [2018-10-26 22:22:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 459 transitions. [2018-10-26 22:22:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:03,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 237 states and 460 transitions. [2018-10-26 22:22:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 460 transitions. [2018-10-26 22:22:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:03,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:03,470 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 250 states and 478 transitions. [2018-10-26 22:22:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 478 transitions. [2018-10-26 22:22:04,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:04,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 265 states and 505 transitions. [2018-10-26 22:22:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 505 transitions. [2018-10-26 22:22:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:05,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 265 states and 504 transitions. [2018-10-26 22:22:05,678 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 504 transitions. [2018-10-26 22:22:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:05,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:05,693 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 268 states and 514 transitions. [2018-10-26 22:22:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 514 transitions. [2018-10-26 22:22:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:22:05,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 283 states and 541 transitions. [2018-10-26 22:22:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 541 transitions. [2018-10-26 22:22:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:07,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 284 states and 542 transitions. [2018-10-26 22:22:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 542 transitions. [2018-10-26 22:22:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:07,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 286 states and 544 transitions. [2018-10-26 22:22:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 544 transitions. [2018-10-26 22:22:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:07,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 287 states and 546 transitions. [2018-10-26 22:22:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 546 transitions. [2018-10-26 22:22:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:07,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:08,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 297 states and 564 transitions. [2018-10-26 22:22:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 564 transitions. [2018-10-26 22:22:08,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:08,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 299 states and 566 transitions. [2018-10-26 22:22:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 566 transitions. [2018-10-26 22:22:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:09,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 300 states and 566 transitions. [2018-10-26 22:22:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 566 transitions. [2018-10-26 22:22:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 22:22:09,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 302 states and 569 transitions. [2018-10-26 22:22:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 569 transitions. [2018-10-26 22:22:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 22:22:09,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:09,748 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:09,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 303 states and 570 transitions. [2018-10-26 22:22:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 570 transitions. [2018-10-26 22:22:09,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 22:22:09,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:10,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 304 states and 571 transitions. [2018-10-26 22:22:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 571 transitions. [2018-10-26 22:22:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 22:22:10,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:10,192 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 305 states and 572 transitions. [2018-10-26 22:22:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 572 transitions. [2018-10-26 22:22:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 22:22:10,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 312 states and 584 transitions. [2018-10-26 22:22:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 584 transitions. [2018-10-26 22:22:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 22:22:10,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:11,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 316 states and 593 transitions. [2018-10-26 22:22:11,001 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 593 transitions. [2018-10-26 22:22:11,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 22:22:11,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:11,015 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 320 states and 601 transitions. [2018-10-26 22:22:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 601 transitions. [2018-10-26 22:22:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 22:22:11,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 365 states and 698 transitions. [2018-10-26 22:22:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 698 transitions. [2018-10-26 22:22:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 22:22:13,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:13,117 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 369 states and 706 transitions. [2018-10-26 22:22:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 706 transitions. [2018-10-26 22:22:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 22:22:13,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 370 states and 707 transitions. [2018-10-26 22:22:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 707 transitions. [2018-10-26 22:22:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:22:13,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:22:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 381 states and 719 transitions. [2018-10-26 22:22:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 719 transitions. [2018-10-26 22:22:13,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:22:13,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:15,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 382 states and 722 transitions. [2018-10-26 22:22:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 722 transitions. [2018-10-26 22:22:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:22:15,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:18,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 405 states and 789 transitions. [2018-10-26 22:22:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 789 transitions. [2018-10-26 22:22:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:22:18,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:18,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 406 states and 790 transitions. [2018-10-26 22:22:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 790 transitions. [2018-10-26 22:22:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:22:18,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:18,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:18,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 409 states and 797 transitions. [2018-10-26 22:22:18,285 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 797 transitions. [2018-10-26 22:22:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:22:18,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:20,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 430 states and 843 transitions. [2018-10-26 22:22:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 843 transitions. [2018-10-26 22:22:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:22:20,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 431 states and 846 transitions. [2018-10-26 22:22:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 846 transitions. [2018-10-26 22:22:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:22:20,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:20,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:20,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 434 states and 854 transitions. [2018-10-26 22:22:20,978 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 854 transitions. [2018-10-26 22:22:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:22:20,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 437 states and 861 transitions. [2018-10-26 22:22:21,053 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 861 transitions. [2018-10-26 22:22:21,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:22:21,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,067 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 438 states and 862 transitions. [2018-10-26 22:22:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 862 transitions. [2018-10-26 22:22:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 22:22:21,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 442 states and 869 transitions. [2018-10-26 22:22:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 869 transitions. [2018-10-26 22:22:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 22:22:21,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 443 states and 870 transitions. [2018-10-26 22:22:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 870 transitions. [2018-10-26 22:22:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 22:22:21,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:21,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 444 states and 871 transitions. [2018-10-26 22:22:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 871 transitions. [2018-10-26 22:22:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 22:22:21,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:21,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:21,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 445 states and 872 transitions. [2018-10-26 22:22:21,760 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 872 transitions. [2018-10-26 22:22:21,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 22:22:21,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:22,677 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 22:22:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 448 states and 877 transitions. [2018-10-26 22:22:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 877 transitions. [2018-10-26 22:22:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:22:23,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:23,791 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:24,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:24,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 448 states and 876 transitions. [2018-10-26 22:22:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 876 transitions. [2018-10-26 22:22:24,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:22:24,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:24,750 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:22:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:25,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 451 states and 885 transitions. [2018-10-26 22:22:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 885 transitions. [2018-10-26 22:22:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:22:25,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 452 states and 886 transitions. [2018-10-26 22:22:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 886 transitions. [2018-10-26 22:22:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:22:25,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 453 states and 887 transitions. [2018-10-26 22:22:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 887 transitions. [2018-10-26 22:22:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:22:25,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:25,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 453 states and 886 transitions. [2018-10-26 22:22:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 886 transitions. [2018-10-26 22:22:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:22:25,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:22:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 454 states and 887 transitions. [2018-10-26 22:22:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 887 transitions. [2018-10-26 22:22:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:22:26,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 455 states and 888 transitions. [2018-10-26 22:22:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 888 transitions. [2018-10-26 22:22:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:22:26,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:26,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:26,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 458 states and 893 transitions. [2018-10-26 22:22:26,141 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 893 transitions. [2018-10-26 22:22:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:26,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:26,160 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:22:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 468 states and 911 transitions. [2018-10-26 22:22:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 911 transitions. [2018-10-26 22:22:26,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:26,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:22:26,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:26,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 469 states and 912 transitions. [2018-10-26 22:22:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 912 transitions. [2018-10-26 22:22:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:26,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 469 states and 911 transitions. [2018-10-26 22:22:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 911 transitions. [2018-10-26 22:22:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:27,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:27,043 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 472 states and 916 transitions. [2018-10-26 22:22:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 916 transitions. [2018-10-26 22:22:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:27,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:27,129 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:27,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 472 states and 914 transitions. [2018-10-26 22:22:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 914 transitions. [2018-10-26 22:22:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 22:22:27,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:27,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 473 states and 915 transitions. [2018-10-26 22:22:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 915 transitions. [2018-10-26 22:22:27,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 22:22:27,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 476 states and 921 transitions. [2018-10-26 22:22:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 921 transitions. [2018-10-26 22:22:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 22:22:28,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:22:29,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:29,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 479 states and 924 transitions. [2018-10-26 22:22:29,272 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 924 transitions. [2018-10-26 22:22:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 22:22:29,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 479 states and 923 transitions. [2018-10-26 22:22:29,533 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 923 transitions. [2018-10-26 22:22:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 22:22:29,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 482 states and 928 transitions. [2018-10-26 22:22:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 928 transitions. [2018-10-26 22:22:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:30,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 495 states and 945 transitions. [2018-10-26 22:22:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 945 transitions. [2018-10-26 22:22:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:31,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 524 states and 1003 transitions. [2018-10-26 22:22:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1003 transitions. [2018-10-26 22:22:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:35,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:22:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 528 states and 1007 transitions. [2018-10-26 22:22:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1007 transitions. [2018-10-26 22:22:36,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:36,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:37,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:37,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 538 states and 1020 transitions. [2018-10-26 22:22:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1020 transitions. [2018-10-26 22:22:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:37,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:37,705 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 22:22:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 538 states and 1019 transitions. [2018-10-26 22:22:37,828 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1019 transitions. [2018-10-26 22:22:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:37,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:22:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 552 states and 1041 transitions. [2018-10-26 22:22:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1041 transitions. [2018-10-26 22:22:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:40,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:22:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 560 states and 1062 transitions. [2018-10-26 22:22:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1062 transitions. [2018-10-26 22:22:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:41,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:43,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 568 states and 1089 transitions. [2018-10-26 22:22:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1089 transitions. [2018-10-26 22:22:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:43,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:43,012 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 569 states and 1090 transitions. [2018-10-26 22:22:43,021 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1090 transitions. [2018-10-26 22:22:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:22:43,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 572 states and 1095 transitions. [2018-10-26 22:22:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1095 transitions. [2018-10-26 22:22:43,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:43,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 576 states and 1106 transitions. [2018-10-26 22:22:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1106 transitions. [2018-10-26 22:22:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:44,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:22:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 593 states and 1135 transitions. [2018-10-26 22:22:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1135 transitions. [2018-10-26 22:22:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:46,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:22:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 594 states and 1136 transitions. [2018-10-26 22:22:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1136 transitions. [2018-10-26 22:22:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:46,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:22:46,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 595 states and 1137 transitions. [2018-10-26 22:22:46,543 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1137 transitions. [2018-10-26 22:22:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:46,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:22:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 596 states and 1140 transitions. [2018-10-26 22:22:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1140 transitions. [2018-10-26 22:22:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:46,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 604 states and 1149 transitions. [2018-10-26 22:22:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1149 transitions. [2018-10-26 22:22:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:47,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 607 states and 1154 transitions. [2018-10-26 22:22:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1154 transitions. [2018-10-26 22:22:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:47,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 610 states and 1159 transitions. [2018-10-26 22:22:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1159 transitions. [2018-10-26 22:22:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 22:22:47,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:22:47,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 611 states and 1160 transitions. [2018-10-26 22:22:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1160 transitions. [2018-10-26 22:22:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:47,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:22:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 613 states and 1162 transitions. [2018-10-26 22:22:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1162 transitions. [2018-10-26 22:22:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:47,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 22:22:48,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 615 states and 1163 transitions. [2018-10-26 22:22:48,390 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1163 transitions. [2018-10-26 22:22:48,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:48,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:22:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 617 states and 1165 transitions. [2018-10-26 22:22:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1165 transitions. [2018-10-26 22:22:48,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:48,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:48,593 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 22:22:49,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 619 states and 1166 transitions. [2018-10-26 22:22:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1166 transitions. [2018-10-26 22:22:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:49,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:50,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 622 states and 1170 transitions. [2018-10-26 22:22:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1170 transitions. [2018-10-26 22:22:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:50,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:50,047 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:50,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:50,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 624 states and 1173 transitions. [2018-10-26 22:22:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1173 transitions. [2018-10-26 22:22:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:50,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:22:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 641 states and 1201 transitions. [2018-10-26 22:22:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1201 transitions. [2018-10-26 22:22:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:52,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:22:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 640 states and 1198 transitions. [2018-10-26 22:22:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1198 transitions. [2018-10-26 22:22:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 22:22:52,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:53,168 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 648 states and 1207 transitions. [2018-10-26 22:22:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1207 transitions. [2018-10-26 22:22:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:54,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:22:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 649 states and 1209 transitions. [2018-10-26 22:22:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1209 transitions. [2018-10-26 22:22:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:55,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:55,777 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:22:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 653 states and 1231 transitions. [2018-10-26 22:22:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1231 transitions. [2018-10-26 22:22:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:55,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:55,885 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 665 states and 1245 transitions. [2018-10-26 22:22:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1245 transitions. [2018-10-26 22:22:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:57,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:57,025 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:22:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 668 states and 1255 transitions. [2018-10-26 22:22:57,745 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1255 transitions. [2018-10-26 22:22:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:57,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:22:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 669 states and 1256 transitions. [2018-10-26 22:22:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1256 transitions. [2018-10-26 22:22:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:22:57,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:22:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 671 states and 1262 transitions. [2018-10-26 22:22:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1262 transitions. [2018-10-26 22:22:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:22:58,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 22:22:59,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:22:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 682 states and 1296 transitions. [2018-10-26 22:22:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1296 transitions. [2018-10-26 22:22:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:22:59,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:22:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:22:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:01,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 688 states and 1302 transitions. [2018-10-26 22:23:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1302 transitions. [2018-10-26 22:23:01,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:23:01,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 690 states and 1308 transitions. [2018-10-26 22:23:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1308 transitions. [2018-10-26 22:23:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:23:02,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:23:03,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 704 states and 1343 transitions. [2018-10-26 22:23:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1343 transitions. [2018-10-26 22:23:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:23:03,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 22:23:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 708 states and 1348 transitions. [2018-10-26 22:23:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1348 transitions. [2018-10-26 22:23:04,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 22:23:04,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:23:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 713 states and 1356 transitions. [2018-10-26 22:23:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1356 transitions. [2018-10-26 22:23:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 22:23:06,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:23:06,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:06,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 714 states and 1358 transitions. [2018-10-26 22:23:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1358 transitions. [2018-10-26 22:23:06,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 22:23:06,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 717 states and 1361 transitions. [2018-10-26 22:23:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1361 transitions. [2018-10-26 22:23:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:06,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:08,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 729 states and 1382 transitions. [2018-10-26 22:23:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1382 transitions. [2018-10-26 22:23:08,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:08,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:08,754 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:23:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:09,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 739 states and 1412 transitions. [2018-10-26 22:23:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1412 transitions. [2018-10-26 22:23:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:09,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 22:23:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 773 states and 1487 transitions. [2018-10-26 22:23:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1487 transitions. [2018-10-26 22:23:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:13,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:23:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 774 states and 1488 transitions. [2018-10-26 22:23:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1488 transitions. [2018-10-26 22:23:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:13,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 22:23:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 777 states and 1491 transitions. [2018-10-26 22:23:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1491 transitions. [2018-10-26 22:23:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:13,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:13,620 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:23:16,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:16,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 794 states and 1528 transitions. [2018-10-26 22:23:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1528 transitions. [2018-10-26 22:23:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:16,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 22:23:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 795 states and 1529 transitions. [2018-10-26 22:23:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1529 transitions. [2018-10-26 22:23:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:16,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:23:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 800 states and 1549 transitions. [2018-10-26 22:23:16,980 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1549 transitions. [2018-10-26 22:23:16,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 22:23:16,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:17,025 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 802 states and 1555 transitions. [2018-10-26 22:23:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1555 transitions. [2018-10-26 22:23:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:23:17,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:17,704 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:17,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 803 states and 1556 transitions. [2018-10-26 22:23:17,721 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1556 transitions. [2018-10-26 22:23:17,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:23:17,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:23:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:18,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 806 states and 1563 transitions. [2018-10-26 22:23:18,278 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1563 transitions. [2018-10-26 22:23:18,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:23:18,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:23:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 807 states and 1565 transitions. [2018-10-26 22:23:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1565 transitions. [2018-10-26 22:23:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:23:18,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 819 states and 1581 transitions. [2018-10-26 22:23:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1581 transitions. [2018-10-26 22:23:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:23:20,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:20,592 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 822 states and 1584 transitions. [2018-10-26 22:23:21,030 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1584 transitions. [2018-10-26 22:23:21,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 22:23:21,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:23:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 823 states and 1588 transitions. [2018-10-26 22:23:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1588 transitions. [2018-10-26 22:23:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 22:23:21,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:23:22,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 830 states and 1607 transitions. [2018-10-26 22:23:22,222 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1607 transitions. [2018-10-26 22:23:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 22:23:22,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:23:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 831 states and 1608 transitions. [2018-10-26 22:23:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1608 transitions. [2018-10-26 22:23:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 22:23:22,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:22,443 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 22:23:22,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 833 states and 1611 transitions. [2018-10-26 22:23:22,457 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1611 transitions. [2018-10-26 22:23:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 22:23:22,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:22,466 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 839 states and 1618 transitions. [2018-10-26 22:23:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1618 transitions. [2018-10-26 22:23:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 22:23:23,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:23:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 841 states and 1620 transitions. [2018-10-26 22:23:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1620 transitions. [2018-10-26 22:23:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 22:23:23,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:23:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 851 states and 1640 transitions. [2018-10-26 22:23:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1640 transitions. [2018-10-26 22:23:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 22:23:24,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 22:23:25,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 855 states and 1643 transitions. [2018-10-26 22:23:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1643 transitions. [2018-10-26 22:23:25,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 22:23:25,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 871 states and 1667 transitions. [2018-10-26 22:23:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1667 transitions. [2018-10-26 22:23:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 22:23:29,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 886 states and 1686 transitions. [2018-10-26 22:23:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1686 transitions. [2018-10-26 22:23:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 22:23:31,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 901 states and 1703 transitions. [2018-10-26 22:23:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1703 transitions. [2018-10-26 22:23:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 22:23:34,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 22:23:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 906 states and 1714 transitions. [2018-10-26 22:23:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1714 transitions. [2018-10-26 22:23:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 22:23:35,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:23:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:35,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 910 states and 1717 transitions. [2018-10-26 22:23:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1717 transitions. [2018-10-26 22:23:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 22:23:35,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 911 states and 1721 transitions. [2018-10-26 22:23:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1721 transitions. [2018-10-26 22:23:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 22:23:35,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:35,927 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:23:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 914 states and 1724 transitions. [2018-10-26 22:23:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1724 transitions. [2018-10-26 22:23:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 22:23:36,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:36,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 915 states and 1725 transitions. [2018-10-26 22:23:36,180 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1725 transitions. [2018-10-26 22:23:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 22:23:36,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:36,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 916 states and 1726 transitions. [2018-10-26 22:23:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1726 transitions. [2018-10-26 22:23:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:36,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:23:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 917 states and 1727 transitions. [2018-10-26 22:23:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1727 transitions. [2018-10-26 22:23:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:36,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:23:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 918 states and 1729 transitions. [2018-10-26 22:23:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1729 transitions. [2018-10-26 22:23:36,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:36,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:23:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:37,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 919 states and 1730 transitions. [2018-10-26 22:23:37,014 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1730 transitions. [2018-10-26 22:23:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:37,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 919 states and 1729 transitions. [2018-10-26 22:23:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1729 transitions. [2018-10-26 22:23:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:38,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 919 states and 1726 transitions. [2018-10-26 22:23:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1726 transitions. [2018-10-26 22:23:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:38,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:39,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 920 states and 1732 transitions. [2018-10-26 22:23:39,499 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1732 transitions. [2018-10-26 22:23:39,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:39,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:41,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 927 states and 1740 transitions. [2018-10-26 22:23:41,382 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1740 transitions. [2018-10-26 22:23:41,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:41,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 932 states and 1746 transitions. [2018-10-26 22:23:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1746 transitions. [2018-10-26 22:23:42,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:23:42,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:42,755 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 939 states and 1754 transitions. [2018-10-26 22:23:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1754 transitions. [2018-10-26 22:23:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:43,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:43,671 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:23:43,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 941 states and 1755 transitions. [2018-10-26 22:23:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1755 transitions. [2018-10-26 22:23:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:43,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:44,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 943 states and 1763 transitions. [2018-10-26 22:23:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1763 transitions. [2018-10-26 22:23:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:44,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:44,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 944 states and 1765 transitions. [2018-10-26 22:23:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1765 transitions. [2018-10-26 22:23:44,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:44,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 945 states and 1765 transitions. [2018-10-26 22:23:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1765 transitions. [2018-10-26 22:23:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:44,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:44,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 945 states and 1762 transitions. [2018-10-26 22:23:44,876 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1762 transitions. [2018-10-26 22:23:44,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 22:23:44,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:44,886 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 945 states and 1761 transitions. [2018-10-26 22:23:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1761 transitions. [2018-10-26 22:23:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:44,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:23:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 947 states and 1762 transitions. [2018-10-26 22:23:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1762 transitions. [2018-10-26 22:23:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:45,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 948 states and 1763 transitions. [2018-10-26 22:23:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1763 transitions. [2018-10-26 22:23:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:45,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:45,286 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:23:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 953 states and 1767 transitions. [2018-10-26 22:23:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1767 transitions. [2018-10-26 22:23:45,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:45,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 22:23:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 963 states and 1805 transitions. [2018-10-26 22:23:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1805 transitions. [2018-10-26 22:23:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:48,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 22:23:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 975 states and 1820 transitions. [2018-10-26 22:23:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1820 transitions. [2018-10-26 22:23:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:50,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:23:50,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:50,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 979 states and 1823 transitions. [2018-10-26 22:23:50,946 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1823 transitions. [2018-10-26 22:23:50,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:50,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:50,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 979 states and 1822 transitions. [2018-10-26 22:23:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1822 transitions. [2018-10-26 22:23:50,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:23:50,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 979 states and 1820 transitions. [2018-10-26 22:23:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1820 transitions. [2018-10-26 22:23:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:51,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:23:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 980 states and 1821 transitions. [2018-10-26 22:23:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1821 transitions. [2018-10-26 22:23:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:51,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:23:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 994 states and 1837 transitions. [2018-10-26 22:23:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1837 transitions. [2018-10-26 22:23:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:53,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 994 states and 1836 transitions. [2018-10-26 22:23:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1836 transitions. [2018-10-26 22:23:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:54,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:23:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:57,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1008 states and 1866 transitions. [2018-10-26 22:23:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1866 transitions. [2018-10-26 22:23:57,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:57,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:23:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1017 states and 1884 transitions. [2018-10-26 22:23:58,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1884 transitions. [2018-10-26 22:23:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:58,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 22:23:59,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:23:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1021 states and 1888 transitions. [2018-10-26 22:23:59,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1888 transitions. [2018-10-26 22:23:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 22:23:59,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:23:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:23:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 22:24:00,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1023 states and 1890 transitions. [2018-10-26 22:24:00,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1890 transitions. [2018-10-26 22:24:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 22:24:00,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1024 states and 1891 transitions. [2018-10-26 22:24:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1891 transitions. [2018-10-26 22:24:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 22:24:00,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1049 states and 1943 transitions. [2018-10-26 22:24:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1943 transitions. [2018-10-26 22:24:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 22:24:03,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 22:24:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1053 states and 1947 transitions. [2018-10-26 22:24:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1947 transitions. [2018-10-26 22:24:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 22:24:04,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 22:24:04,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:04,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1054 states and 1948 transitions. [2018-10-26 22:24:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1948 transitions. [2018-10-26 22:24:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 22:24:04,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1054 states and 1947 transitions. [2018-10-26 22:24:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1947 transitions. [2018-10-26 22:24:05,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:05,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:05,410 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:05,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1055 states and 1948 transitions. [2018-10-26 22:24:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1948 transitions. [2018-10-26 22:24:05,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:05,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:05,569 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1067 states and 1961 transitions. [2018-10-26 22:24:06,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1961 transitions. [2018-10-26 22:24:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:06,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 22:24:07,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:07,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1068 states and 1962 transitions. [2018-10-26 22:24:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1962 transitions. [2018-10-26 22:24:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:07,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:07,101 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:24:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1069 states and 1963 transitions. [2018-10-26 22:24:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1963 transitions. [2018-10-26 22:24:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:07,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 22:24:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1072 states and 1968 transitions. [2018-10-26 22:24:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1968 transitions. [2018-10-26 22:24:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:07,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:07,976 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:24:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1071 states and 1959 transitions. [2018-10-26 22:24:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1959 transitions. [2018-10-26 22:24:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:09,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:24:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1072 states and 1961 transitions. [2018-10-26 22:24:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1961 transitions. [2018-10-26 22:24:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:10,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:10,192 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:24:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1081 states and 1988 transitions. [2018-10-26 22:24:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1988 transitions. [2018-10-26 22:24:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:13,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1081 states and 1985 transitions. [2018-10-26 22:24:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1985 transitions. [2018-10-26 22:24:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:13,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1085 states and 1989 transitions. [2018-10-26 22:24:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1989 transitions. [2018-10-26 22:24:13,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:24:13,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:14,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1085 states and 1985 transitions. [2018-10-26 22:24:14,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1985 transitions. [2018-10-26 22:24:14,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:14,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1086 states and 1986 transitions. [2018-10-26 22:24:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1986 transitions. [2018-10-26 22:24:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:14,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 22:24:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1097 states and 1997 transitions. [2018-10-26 22:24:15,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1997 transitions. [2018-10-26 22:24:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:15,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:24:15,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1098 states and 1998 transitions. [2018-10-26 22:24:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1998 transitions. [2018-10-26 22:24:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:15,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 22:24:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:15,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1100 states and 1999 transitions. [2018-10-26 22:24:15,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1999 transitions. [2018-10-26 22:24:15,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:15,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:15,997 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 22:24:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:17,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1107 states and 2025 transitions. [2018-10-26 22:24:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2025 transitions. [2018-10-26 22:24:17,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 22:24:17,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:18,028 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:24:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1109 states and 2028 transitions. [2018-10-26 22:24:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2028 transitions. [2018-10-26 22:24:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 22:24:18,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:18,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1110 states and 2029 transitions. [2018-10-26 22:24:18,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2029 transitions. [2018-10-26 22:24:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 22:24:18,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:18,547 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 22:24:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1112 states and 2031 transitions. [2018-10-26 22:24:19,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2031 transitions. [2018-10-26 22:24:19,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 22:24:19,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1117 states and 2036 transitions. [2018-10-26 22:24:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2036 transitions. [2018-10-26 22:24:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 22:24:21,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 22:24:22,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:22,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1127 states and 2053 transitions. [2018-10-26 22:24:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2053 transitions. [2018-10-26 22:24:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 22:24:22,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1141 states and 2083 transitions. [2018-10-26 22:24:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2083 transitions. [2018-10-26 22:24:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:25,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:25,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:25,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1142 states and 2084 transitions. [2018-10-26 22:24:25,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2084 transitions. [2018-10-26 22:24:25,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:25,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:27,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1152 states and 2101 transitions. [2018-10-26 22:24:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2101 transitions. [2018-10-26 22:24:27,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:27,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:27,591 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1162 states and 2119 transitions. [2018-10-26 22:24:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2119 transitions. [2018-10-26 22:24:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:29,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1165 states and 2127 transitions. [2018-10-26 22:24:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2127 transitions. [2018-10-26 22:24:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:31,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1166 states and 2128 transitions. [2018-10-26 22:24:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2128 transitions. [2018-10-26 22:24:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:31,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1169 states and 2134 transitions. [2018-10-26 22:24:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2134 transitions. [2018-10-26 22:24:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:32,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1166 states and 2127 transitions. [2018-10-26 22:24:33,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2127 transitions. [2018-10-26 22:24:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:33,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:33,467 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:24:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1192 states and 2181 transitions. [2018-10-26 22:24:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2181 transitions. [2018-10-26 22:24:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:37,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:24:37,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1196 states and 2184 transitions. [2018-10-26 22:24:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2184 transitions. [2018-10-26 22:24:37,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:24:37,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:24:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1197 states and 2185 transitions. [2018-10-26 22:24:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2185 transitions. [2018-10-26 22:24:38,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:38,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1202 states and 2194 transitions. [2018-10-26 22:24:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2194 transitions. [2018-10-26 22:24:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:40,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:40,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1203 states and 2195 transitions. [2018-10-26 22:24:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2195 transitions. [2018-10-26 22:24:40,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:40,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1206 states and 2198 transitions. [2018-10-26 22:24:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2198 transitions. [2018-10-26 22:24:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:40,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1206 states and 2197 transitions. [2018-10-26 22:24:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2197 transitions. [2018-10-26 22:24:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:41,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:41,018 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1209 states and 2201 transitions. [2018-10-26 22:24:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2201 transitions. [2018-10-26 22:24:41,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:41,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:41,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1210 states and 2201 transitions. [2018-10-26 22:24:41,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2201 transitions. [2018-10-26 22:24:41,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 22:24:41,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 22:24:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1211 states and 2202 transitions. [2018-10-26 22:24:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2202 transitions. [2018-10-26 22:24:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:41,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1212 states and 2207 transitions. [2018-10-26 22:24:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2207 transitions. [2018-10-26 22:24:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:42,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1218 states and 2216 transitions. [2018-10-26 22:24:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2216 transitions. [2018-10-26 22:24:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:45,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 22:24:46,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1224 states and 2228 transitions. [2018-10-26 22:24:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2228 transitions. [2018-10-26 22:24:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:46,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1228 states and 2232 transitions. [2018-10-26 22:24:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2232 transitions. [2018-10-26 22:24:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:47,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1234 states and 2238 transitions. [2018-10-26 22:24:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2238 transitions. [2018-10-26 22:24:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:48,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:24:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1242 states and 2256 transitions. [2018-10-26 22:24:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2256 transitions. [2018-10-26 22:24:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:51,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:52,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1247 states and 2262 transitions. [2018-10-26 22:24:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2262 transitions. [2018-10-26 22:24:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:52,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:24:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1248 states and 2263 transitions. [2018-10-26 22:24:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2263 transitions. [2018-10-26 22:24:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:52,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 22:24:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1255 states and 2273 transitions. [2018-10-26 22:24:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2273 transitions. [2018-10-26 22:24:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:54,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:56,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1259 states and 2277 transitions. [2018-10-26 22:24:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2277 transitions. [2018-10-26 22:24:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:56,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:24:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1261 states and 2279 transitions. [2018-10-26 22:24:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2279 transitions. [2018-10-26 22:24:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:56,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:56,399 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1262 states and 2279 transitions. [2018-10-26 22:24:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2279 transitions. [2018-10-26 22:24:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:56,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1266 states and 2291 transitions. [2018-10-26 22:24:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2291 transitions. [2018-10-26 22:24:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:57,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:24:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1267 states and 2294 transitions. [2018-10-26 22:24:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2294 transitions. [2018-10-26 22:24:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:58,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 22:24:58,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1268 states and 2295 transitions. [2018-10-26 22:24:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2295 transitions. [2018-10-26 22:24:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:24:58,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 22:24:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1270 states and 2298 transitions. [2018-10-26 22:24:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2298 transitions. [2018-10-26 22:24:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 22:24:59,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:24:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:24:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1272 states and 2300 transitions. [2018-10-26 22:24:59,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2300 transitions. [2018-10-26 22:24:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 22:24:59,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:24:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:24:59,873 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:25:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1277 states and 2305 transitions. [2018-10-26 22:25:01,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2305 transitions. [2018-10-26 22:25:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 22:25:01,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 22:25:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1275 states and 2301 transitions. [2018-10-26 22:25:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2301 transitions. [2018-10-26 22:25:01,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 22:25:01,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:01,305 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:25:01,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:01,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1279 states and 2316 transitions. [2018-10-26 22:25:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2316 transitions. [2018-10-26 22:25:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 22:25:01,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 22:25:01,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1281 states and 2319 transitions. [2018-10-26 22:25:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2319 transitions. [2018-10-26 22:25:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 22:25:01,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 22:25:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1282 states and 2320 transitions. [2018-10-26 22:25:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2320 transitions. [2018-10-26 22:25:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 22:25:01,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:01,581 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:25:03,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:03,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1285 states and 2328 transitions. [2018-10-26 22:25:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2328 transitions. [2018-10-26 22:25:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 22:25:03,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:25:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1287 states and 2331 transitions. [2018-10-26 22:25:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2331 transitions. [2018-10-26 22:25:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 22:25:03,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:03,771 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:25:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1288 states and 2333 transitions. [2018-10-26 22:25:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2333 transitions. [2018-10-26 22:25:03,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 22:25:03,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:25:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1290 states and 2335 transitions. [2018-10-26 22:25:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2335 transitions. [2018-10-26 22:25:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 22:25:03,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:04,187 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:25:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1293 states and 2340 transitions. [2018-10-26 22:25:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2340 transitions. [2018-10-26 22:25:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:05,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-26 22:25:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1299 states and 2364 transitions. [2018-10-26 22:25:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2364 transitions. [2018-10-26 22:25:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:07,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:07,049 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 22:25:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1300 states and 2365 transitions. [2018-10-26 22:25:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2365 transitions. [2018-10-26 22:25:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:07,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:25:07,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:07,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1301 states and 2366 transitions. [2018-10-26 22:25:07,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2366 transitions. [2018-10-26 22:25:07,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:07,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:25:07,808 WARN L179 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 22:25:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1302 states and 2369 transitions. [2018-10-26 22:25:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2369 transitions. [2018-10-26 22:25:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:08,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:25:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1303 states and 2372 transitions. [2018-10-26 22:25:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2372 transitions. [2018-10-26 22:25:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:25:09,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:09,207 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:25:09,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:09,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1298 states and 2366 transitions. [2018-10-26 22:25:09,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2366 transitions. [2018-10-26 22:25:09,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:25:09,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:25:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:25:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:25:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1299 states and 2367 transitions. [2018-10-26 22:25:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2367 transitions. [2018-10-26 22:25:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:25:10,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:25:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:25:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:25:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:25:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 22:25:10,643 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 257 iterations. [2018-10-26 22:25:10,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:25:10 ImpRootNode [2018-10-26 22:25:10,802 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:25:10,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:25:10,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:25:10,803 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:25:10,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:21:53" (3/4) ... [2018-10-26 22:25:10,807 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 22:25:10,925 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d7c006d0-57cd-4bc5-8225-d7b2e0ead95e/bin-2019/ukojak/witness.graphml [2018-10-26 22:25:10,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:25:10,926 INFO L168 Benchmark]: Toolchain (without parser) took 200197.96 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 963.4 MB in the beginning and 3.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,926 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:25:10,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.37 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.45 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 942.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,927 INFO L168 Benchmark]: Boogie Preprocessor took 111.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -216.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,927 INFO L168 Benchmark]: RCFGBuilder took 2173.11 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: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,928 INFO L168 Benchmark]: CodeCheck took 197400.79 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 950.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:25:10,928 INFO L168 Benchmark]: Witness Printer took 122.35 ms. Allocated memory is still 4.1 GB. Free memory is still 3.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:25:10,930 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, 130 locations, 1 error locations. UNSAFE Result, 197.2s OverallTime, 257 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1226991104 SDtfs, -376030580 SDslu, 1490358432 SDs, 0 SdLazy, 1464217112 SolverSat, -1873732416 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1044.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 167998 GetRequests, 164125 SyntacticMatches, 2163 SemanticMatches, 1710 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1737129 ImplicationChecksByTransitivity, 180.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 18315 NumberOfCodeBlocks, 18315 NumberOfCodeBlocksAsserted, 257 NumberOfCheckSat, 17966 ConstructedInterpolants, 0 QuantifiedInterpolants, 3059234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 256 InterpolantComputations, 225 PerfectInterpolantSequences, 14033/16120 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: 544]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L549] int s ; [L553] s = 12292 [L554] CALL ssl3_connect(12292) [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__bbio = __VERIFIER_nondet_int() ; [L21] int s__wbio = __VERIFIER_nondet_int() ; [L22] int s__hit = __VERIFIER_nondet_int() ; [L23] int s__rwstate ; [L24] int s__init_buf___0 ; [L25] int s__debug = __VERIFIER_nondet_int() ; [L26] int s__shutdown ; [L27] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L28] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int() ; [L29] int s__ctx__stats__sess_connect = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int() ; [L32] int s__s3__change_cipher_spec ; [L33] int s__s3__flags ; [L34] int s__s3__delay_buf_pop_ret ; [L35] int s__s3__tmp__cert_req = __VERIFIER_nondet_int() ; [L36] int s__s3__tmp__new_compression = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L40] int s__s3__tmp__next_state___0 ; [L41] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int() ; [L42] int s__session__cipher ; [L43] int s__session__compress_meth ; [L44] int buf ; [L45] unsigned long tmp ; [L46] unsigned long l ; [L47] int num1 ; [L48] int cb ; [L49] int ret ; [L50] int new_state ; [L51] int state ; [L52] int skip ; [L53] int tmp___0 ; [L54] int tmp___1 = __VERIFIER_nondet_int() ; [L55] int tmp___2 = __VERIFIER_nondet_int() ; [L56] int tmp___3 = __VERIFIER_nondet_int() ; [L57] int tmp___4 = __VERIFIER_nondet_int() ; [L58] int tmp___5 = __VERIFIER_nondet_int() ; [L59] int tmp___6 = __VERIFIER_nondet_int() ; [L60] int tmp___7 = __VERIFIER_nondet_int() ; [L61] int tmp___8 = __VERIFIER_nondet_int() ; [L62] int tmp___9 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] long __cil_tmp56 ; [L66] long __cil_tmp57 ; [L67] long __cil_tmp58 ; [L68] long __cil_tmp59 ; [L69] long __cil_tmp60 ; [L70] long __cil_tmp61 ; [L71] long __cil_tmp62 ; [L72] long __cil_tmp63 ; [L73] long __cil_tmp64 ; [L77] s__state = initial_state [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] tmp___0 = 0 [L84] COND FALSE !(s__info_callback != 0) [L87] COND FALSE !(s__ctx__info_callback != 0) [L91] s__in_handshake ++ [L92] COND TRUE tmp___1 - 12288 [L93] COND TRUE tmp___2 - 16384 [L98] COND TRUE 1 [L100] state = s__state [L101] COND TRUE s__state == 12292 [L203] s__new_session = 1 [L204] s__state = 4096 [L205] s__ctx__stats__sess_connect_renegotiate ++ [L210] s__server = 0 [L211] COND FALSE !(cb != 0) [L215] __cil_tmp55 = s__version - 65280 [L216] COND FALSE !(__cil_tmp55 != 768) [L221] s__type = 4096 [L222] COND FALSE !(s__init_buf___0 == 0) [L234] COND FALSE !(! tmp___4) [L238] COND FALSE !(! tmp___5) [L242] s__state = 4368 [L243] s__ctx__stats__sess_connect ++ [L244] s__init_num = 0 [L516] COND FALSE !(! s__s3__tmp__reuse_message) [L533] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND TRUE s__state == 4368 [L248] s__shutdown = 0 [L249] ret = __VERIFIER_nondet_int() [L250] COND TRUE blastFlag == 0 [L251] blastFlag = 1 [L253] COND FALSE !(ret <= 0) [L256] s__state = 4384 [L257] s__init_num = 0 [L258] COND FALSE !(s__bbio != s__wbio) [L516] COND FALSE !(! s__s3__tmp__reuse_message) [L533] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND TRUE s__state == 4384 [L264] ret = __VERIFIER_nondet_int() [L265] COND TRUE blastFlag == 1 [L266] blastFlag = 2 [L268] COND FALSE !(ret <= 0) [L271] COND FALSE !(\read(s__hit)) [L274] s__state = 4400 [L276] s__init_num = 0 [L516] COND FALSE !(! s__s3__tmp__reuse_message) [L533] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND TRUE s__state == 4400 [L280] COND FALSE !(s__s3__tmp__new_cipher__algorithms - 256) [L283] ret = __VERIFIER_nondet_int() [L284] COND TRUE blastFlag == 2 [L285] blastFlag = 3 [L287] COND FALSE !(ret <= 0) [L291] s__state = 4416 [L292] s__init_num = 0 [L516] COND FALSE !(! s__s3__tmp__reuse_message) [L533] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND FALSE !(s__state == 4400) [L131] COND FALSE !(s__state == 4401) [L134] COND TRUE s__state == 4416 [L296] ret = __VERIFIER_nondet_int() [L297] COND TRUE blastFlag == 3 [L298] blastFlag = 4 [L300] COND FALSE !(ret <= 0) [L303] s__state = 4432 [L304] s__init_num = 0 [L305] COND FALSE !(! tmp___6) [L516] COND FALSE !(! s__s3__tmp__reuse_message) [L533] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND FALSE !(s__state == 4400) [L131] COND FALSE !(s__state == 4401) [L134] COND FALSE !(s__state == 4416) [L137] COND FALSE !(s__state == 4417) [L140] COND TRUE s__state == 4432 [L312] ret = __VERIFIER_nondet_int() [L313] COND TRUE blastFlag == 4 [L544] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.37 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 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 49.45 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 942.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -216.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2173.11 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: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. * CodeCheck took 197400.79 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 950.1 MB. Max. memory is 11.5 GB. * Witness Printer took 122.35 ms. Allocated memory is still 4.1 GB. Free memory is still 3.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...