./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/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 04fd81e9543232110dc189b4b001c0bb7a784bec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:53:42,253 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:53:42,254 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:53:42,262 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:53:42,263 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:53:42,263 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:53:42,264 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:53:42,265 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:53:42,267 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:53:42,267 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:53:42,268 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:53:42,268 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:53:42,269 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:53:42,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:53:42,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:53:42,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:53:42,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:53:42,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:53:42,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:53:42,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:53:42,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:53:42,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:53:42,278 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:53:42,278 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:53:42,278 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:53:42,279 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:53:42,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:53:42,280 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:53:42,281 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:53:42,282 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:53:42,282 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:53:42,282 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:53:42,282 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:53:42,283 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:53:42,283 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:53:42,284 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:53:42,284 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:53:42,294 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:53:42,294 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:53:42,295 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:53:42,295 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:53:42,295 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:53:42,296 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:53:42,296 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:53:42,297 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:53:42,297 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:53:42,298 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:53:42,298 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:53:42,298 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:53:42,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:53:42,298 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:53:42,298 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:53:42,298 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:53:42,299 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:53:42,299 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:53:42,299 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:53:42,299 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_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/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 -> 04fd81e9543232110dc189b4b001c0bb7a784bec [2018-11-18 16:53:42,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:53:42,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:53:42,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:53:42,335 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:53:42,336 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:53:42,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c [2018-11-18 16:53:42,372 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/data/a95c581d9/bc576018690a41cabf4c7ba5619d5432/FLAGb5c48a366 [2018-11-18 16:53:42,717 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:53:42,717 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c [2018-11-18 16:53:42,726 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/data/a95c581d9/bc576018690a41cabf4c7ba5619d5432/FLAGb5c48a366 [2018-11-18 16:53:42,738 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/data/a95c581d9/bc576018690a41cabf4c7ba5619d5432 [2018-11-18 16:53:42,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:53:42,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:53:42,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:53:42,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:53:42,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:53:42,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:53:42" (1/1) ... [2018-11-18 16:53:42,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44098bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:42, skipping insertion in model container [2018-11-18 16:53:42,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:53:42" (1/1) ... [2018-11-18 16:53:42,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:53:42,784 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:53:43,028 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:53:43,031 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:53:43,095 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:53:43,104 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:53:43,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43 WrapperNode [2018-11-18 16:53:43,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:53:43,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:53:43,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:53:43,105 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:53:43,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:53:43,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:53:43,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:53:43,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:53:43,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... [2018-11-18 16:53:43,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:53:43,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:53:43,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:53:43,252 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:53:43,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:53:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:53:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 16:53:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:53:43,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:53:44,654 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:53:44,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:53:44 BoogieIcfgContainer [2018-11-18 16:53:44,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:53:44,655 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:53:44,655 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:53:44,661 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:53:44,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:53:44" (1/1) ... [2018-11-18 16:53:44,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:53:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 16:53:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 16:53:44,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 16:53:44,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-18 16:53:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-18 16:53:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 16:53:45,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 244 states and 340 transitions. [2018-11-18 16:53:45,875 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 340 transitions. [2018-11-18 16:53:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 16:53:45,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 324 states and 433 transitions. [2018-11-18 16:53:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 433 transitions. [2018-11-18 16:53:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 16:53:46,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2018-11-18 16:53:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2018-11-18 16:53:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 16:53:46,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:46,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:46,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 339 states and 451 transitions. [2018-11-18 16:53:46,453 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 451 transitions. [2018-11-18 16:53:46,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 16:53:46,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:46,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:46,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 358 states and 475 transitions. [2018-11-18 16:53:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 475 transitions. [2018-11-18 16:53:46,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 16:53:46,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 488 transitions. [2018-11-18 16:53:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 488 transitions. [2018-11-18 16:53:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:53:47,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:47,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 372 states and 491 transitions. [2018-11-18 16:53:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 491 transitions. [2018-11-18 16:53:47,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 16:53:47,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 392 states and 515 transitions. [2018-11-18 16:53:47,280 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 515 transitions. [2018-11-18 16:53:47,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 16:53:47,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:47,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 394 states and 517 transitions. [2018-11-18 16:53:47,314 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 517 transitions. [2018-11-18 16:53:47,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 16:53:47,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 399 states and 525 transitions. [2018-11-18 16:53:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 525 transitions. [2018-11-18 16:53:47,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 16:53:47,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 415 states and 543 transitions. [2018-11-18 16:53:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 543 transitions. [2018-11-18 16:53:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 16:53:47,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,815 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 421 states and 549 transitions. [2018-11-18 16:53:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 549 transitions. [2018-11-18 16:53:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 16:53:47,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:53:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 426 states and 556 transitions. [2018-11-18 16:53:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 556 transitions. [2018-11-18 16:53:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 16:53:48,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:48,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 445 states and 579 transitions. [2018-11-18 16:53:48,503 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 579 transitions. [2018-11-18 16:53:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 16:53:48,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 446 states and 580 transitions. [2018-11-18 16:53:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 580 transitions. [2018-11-18 16:53:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 16:53:48,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:53:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 453 states and 588 transitions. [2018-11-18 16:53:48,652 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 588 transitions. [2018-11-18 16:53:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 16:53:48,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:53:49,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 497 states and 643 transitions. [2018-11-18 16:53:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 643 transitions. [2018-11-18 16:53:49,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 16:53:49,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:53:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 512 states and 660 transitions. [2018-11-18 16:53:49,661 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 660 transitions. [2018-11-18 16:53:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 16:53:49,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:49,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 531 states and 680 transitions. [2018-11-18 16:53:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 680 transitions. [2018-11-18 16:53:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 16:53:49,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 16:53:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:50,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 537 states and 688 transitions. [2018-11-18 16:53:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 688 transitions. [2018-11-18 16:53:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 16:53:50,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:50,222 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 554 states and 707 transitions. [2018-11-18 16:53:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 707 transitions. [2018-11-18 16:53:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 16:53:50,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:53:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 559 states and 712 transitions. [2018-11-18 16:53:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 712 transitions. [2018-11-18 16:53:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 16:53:50,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:52,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 623 states and 787 transitions. [2018-11-18 16:53:52,875 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 787 transitions. [2018-11-18 16:53:52,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 16:53:52,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 16:53:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 625 states and 789 transitions. [2018-11-18 16:53:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 789 transitions. [2018-11-18 16:53:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 16:53:52,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:53,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:53,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 645 states and 814 transitions. [2018-11-18 16:53:53,367 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 814 transitions. [2018-11-18 16:53:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 16:53:53,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:53:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 669 states and 842 transitions. [2018-11-18 16:53:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 842 transitions. [2018-11-18 16:53:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 16:53:53,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 702 states and 877 transitions. [2018-11-18 16:53:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 877 transitions. [2018-11-18 16:53:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 16:53:54,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:53:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:54,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 703 states and 878 transitions. [2018-11-18 16:53:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 878 transitions. [2018-11-18 16:53:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 16:53:54,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 729 states and 913 transitions. [2018-11-18 16:53:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 913 transitions. [2018-11-18 16:53:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 16:53:55,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:53:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 779 states and 975 transitions. [2018-11-18 16:53:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 975 transitions. [2018-11-18 16:53:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 16:53:56,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:53:57,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 798 states and 1000 transitions. [2018-11-18 16:53:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1000 transitions. [2018-11-18 16:53:57,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 16:53:57,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 812 states and 1019 transitions. [2018-11-18 16:53:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1019 transitions. [2018-11-18 16:53:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 16:53:57,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 839 states and 1050 transitions. [2018-11-18 16:53:58,202 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1050 transitions. [2018-11-18 16:53:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 16:53:58,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 16:53:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 841 states and 1052 transitions. [2018-11-18 16:53:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1052 transitions. [2018-11-18 16:53:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 16:53:58,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:53:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 850 states and 1062 transitions. [2018-11-18 16:53:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1062 transitions. [2018-11-18 16:53:58,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 16:53:58,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:53:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:58,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 851 states and 1063 transitions. [2018-11-18 16:53:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1063 transitions. [2018-11-18 16:53:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 16:53:58,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 870 states and 1086 transitions. [2018-11-18 16:53:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1086 transitions. [2018-11-18 16:53:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 16:53:59,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:59,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 881 states and 1099 transitions. [2018-11-18 16:53:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1099 transitions. [2018-11-18 16:53:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 16:53:59,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:53:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:53:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 891 states and 1110 transitions. [2018-11-18 16:53:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1110 transitions. [2018-11-18 16:53:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 16:53:59,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:53:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:53:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 903 states and 1124 transitions. [2018-11-18 16:54:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1124 transitions. [2018-11-18 16:54:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 16:54:00,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 923 states and 1146 transitions. [2018-11-18 16:54:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1146 transitions. [2018-11-18 16:54:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 16:54:00,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:00,623 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 16:54:00,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 926 states and 1149 transitions. [2018-11-18 16:54:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1149 transitions. [2018-11-18 16:54:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 16:54:00,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 16:54:00,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 930 states and 1153 transitions. [2018-11-18 16:54:00,967 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1153 transitions. [2018-11-18 16:54:00,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 16:54:00,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:00,991 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 16:54:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:01,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 937 states and 1160 transitions. [2018-11-18 16:54:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1160 transitions. [2018-11-18 16:54:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 16:54:01,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 16:54:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 947 states and 1170 transitions. [2018-11-18 16:54:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1170 transitions. [2018-11-18 16:54:01,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:54:01,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 986 states and 1214 transitions. [2018-11-18 16:54:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1214 transitions. [2018-11-18 16:54:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:54:02,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:02,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 996 states and 1224 transitions. [2018-11-18 16:54:02,746 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1224 transitions. [2018-11-18 16:54:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:54:02,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:54:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1026 states and 1256 transitions. [2018-11-18 16:54:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1256 transitions. [2018-11-18 16:54:03,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:54:03,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:03,070 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1043 states and 1279 transitions. [2018-11-18 16:54:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1279 transitions. [2018-11-18 16:54:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 16:54:03,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:54:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:05,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1098 states and 1342 transitions. [2018-11-18 16:54:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1342 transitions. [2018-11-18 16:54:05,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 16:54:05,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 16:54:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:05,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1102 states and 1346 transitions. [2018-11-18 16:54:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1346 transitions. [2018-11-18 16:54:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 16:54:05,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:54:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1116 states and 1360 transitions. [2018-11-18 16:54:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1360 transitions. [2018-11-18 16:54:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 16:54:05,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1146 states and 1395 transitions. [2018-11-18 16:54:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1395 transitions. [2018-11-18 16:54:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 16:54:06,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1147 states and 1395 transitions. [2018-11-18 16:54:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1395 transitions. [2018-11-18 16:54:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 16:54:06,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:54:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:06,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1173 states and 1424 transitions. [2018-11-18 16:54:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1424 transitions. [2018-11-18 16:54:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 16:54:06,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 16:54:06,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1176 states and 1431 transitions. [2018-11-18 16:54:06,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1431 transitions. [2018-11-18 16:54:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 16:54:06,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:54:07,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:07,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1215 states and 1475 transitions. [2018-11-18 16:54:07,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1475 transitions. [2018-11-18 16:54:07,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 16:54:07,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 16:54:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1216 states and 1475 transitions. [2018-11-18 16:54:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1475 transitions. [2018-11-18 16:54:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 16:54:07,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:08,055 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 16:54:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1280 states and 1541 transitions. [2018-11-18 16:54:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1541 transitions. [2018-11-18 16:54:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 16:54:09,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:09,655 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 16:54:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1307 states and 1568 transitions. [2018-11-18 16:54:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1568 transitions. [2018-11-18 16:54:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 16:54:09,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:54:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1389 states and 1651 transitions. [2018-11-18 16:54:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1651 transitions. [2018-11-18 16:54:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 16:54:11,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:11,857 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 16:54:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1416 states and 1678 transitions. [2018-11-18 16:54:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1678 transitions. [2018-11-18 16:54:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 16:54:12,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 16:54:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1437 states and 1700 transitions. [2018-11-18 16:54:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1700 transitions. [2018-11-18 16:54:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 16:54:12,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:12,532 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 16:54:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1438 states and 1700 transitions. [2018-11-18 16:54:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1700 transitions. [2018-11-18 16:54:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 16:54:12,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 16:54:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:13,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1455 states and 1718 transitions. [2018-11-18 16:54:13,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1718 transitions. [2018-11-18 16:54:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 16:54:13,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 16:54:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1460 states and 1722 transitions. [2018-11-18 16:54:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1722 transitions. [2018-11-18 16:54:13,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 16:54:13,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 16:54:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1493 states and 1758 transitions. [2018-11-18 16:54:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1758 transitions. [2018-11-18 16:54:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 16:54:13,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:13,552 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 16:54:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1494 states and 1758 transitions. [2018-11-18 16:54:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1758 transitions. [2018-11-18 16:54:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 16:54:13,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1500 states and 1766 transitions. [2018-11-18 16:54:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1766 transitions. [2018-11-18 16:54:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 16:54:14,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 16:54:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1529 states and 1794 transitions. [2018-11-18 16:54:14,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1794 transitions. [2018-11-18 16:54:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 16:54:14,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:54:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:15,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1584 states and 1855 transitions. [2018-11-18 16:54:15,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1855 transitions. [2018-11-18 16:54:15,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 16:54:15,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:15,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1606 states and 1881 transitions. [2018-11-18 16:54:15,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1881 transitions. [2018-11-18 16:54:15,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 16:54:15,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:15,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1627 states and 1903 transitions. [2018-11-18 16:54:15,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1903 transitions. [2018-11-18 16:54:15,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 16:54:15,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:54:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1655 states and 1931 transitions. [2018-11-18 16:54:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 1931 transitions. [2018-11-18 16:54:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 16:54:16,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 16:54:17,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1672 states and 1950 transitions. [2018-11-18 16:54:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1950 transitions. [2018-11-18 16:54:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 16:54:17,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1721 states and 2009 transitions. [2018-11-18 16:54:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2009 transitions. [2018-11-18 16:54:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 16:54:18,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:18,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1743 states and 2033 transitions. [2018-11-18 16:54:18,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2033 transitions. [2018-11-18 16:54:18,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 16:54:18,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1764 states and 2053 transitions. [2018-11-18 16:54:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2053 transitions. [2018-11-18 16:54:19,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 16:54:19,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:19,300 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:19,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1791 states and 2081 transitions. [2018-11-18 16:54:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2081 transitions. [2018-11-18 16:54:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 16:54:19,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:54:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:20,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1827 states and 2123 transitions. [2018-11-18 16:54:20,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2123 transitions. [2018-11-18 16:54:20,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 16:54:20,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1840 states and 2137 transitions. [2018-11-18 16:54:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2137 transitions. [2018-11-18 16:54:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 16:54:20,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:21,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1863 states and 2159 transitions. [2018-11-18 16:54:21,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2159 transitions. [2018-11-18 16:54:21,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 16:54:21,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:54:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1897 states and 2198 transitions. [2018-11-18 16:54:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2198 transitions. [2018-11-18 16:54:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 16:54:21,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:54:22,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1912 states and 2215 transitions. [2018-11-18 16:54:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2215 transitions. [2018-11-18 16:54:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 16:54:22,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:54:22,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:22,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1940 states and 2243 transitions. [2018-11-18 16:54:22,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2243 transitions. [2018-11-18 16:54:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 16:54:22,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:22,783 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 17 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 16:54:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:23,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1958 states and 2264 transitions. [2018-11-18 16:54:23,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2264 transitions. [2018-11-18 16:54:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 16:54:23,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 17 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 16:54:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1975 states and 2283 transitions. [2018-11-18 16:54:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2283 transitions. [2018-11-18 16:54:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 16:54:23,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1981 states and 2296 transitions. [2018-11-18 16:54:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2296 transitions. [2018-11-18 16:54:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 16:54:24,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:24,365 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1989 states and 2305 transitions. [2018-11-18 16:54:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2305 transitions. [2018-11-18 16:54:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 16:54:24,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:24,836 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 16:54:25,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2006 states and 2323 transitions. [2018-11-18 16:54:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2323 transitions. [2018-11-18 16:54:25,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 16:54:25,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 211 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:54:28,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:28,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2104 states and 2433 transitions. [2018-11-18 16:54:28,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2433 transitions. [2018-11-18 16:54:28,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 16:54:28,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:54:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2154 states and 2488 transitions. [2018-11-18 16:54:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2488 transitions. [2018-11-18 16:54:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 16:54:29,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:54:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2172 states and 2506 transitions. [2018-11-18 16:54:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2506 transitions. [2018-11-18 16:54:30,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 16:54:30,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:54:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2177 states and 2511 transitions. [2018-11-18 16:54:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2511 transitions. [2018-11-18 16:54:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 16:54:30,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:54:31,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2183 states and 2519 transitions. [2018-11-18 16:54:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2519 transitions. [2018-11-18 16:54:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 16:54:31,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 16:54:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2205 states and 2544 transitions. [2018-11-18 16:54:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2544 transitions. [2018-11-18 16:54:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 16:54:33,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 16:54:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2262 states and 2600 transitions. [2018-11-18 16:54:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2600 transitions. [2018-11-18 16:54:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 16:54:35,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:54:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2285 states and 2627 transitions. [2018-11-18 16:54:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2627 transitions. [2018-11-18 16:54:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 16:54:35,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:36,032 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 218 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:54:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2292 states and 2637 transitions. [2018-11-18 16:54:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2637 transitions. [2018-11-18 16:54:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 16:54:36,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 16:54:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:37,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2299 states and 2647 transitions. [2018-11-18 16:54:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2647 transitions. [2018-11-18 16:54:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 16:54:37,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:37,301 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 16:54:38,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 2341 states and 2688 transitions. [2018-11-18 16:54:38,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 2688 transitions. [2018-11-18 16:54:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 16:54:38,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 16:54:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 2358 states and 2705 transitions. [2018-11-18 16:54:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2705 transitions. [2018-11-18 16:54:38,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 16:54:38,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:38,491 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 157 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 16:54:38,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2385 states and 2733 transitions. [2018-11-18 16:54:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2733 transitions. [2018-11-18 16:54:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 16:54:38,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 16:54:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:39,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2401 states and 2754 transitions. [2018-11-18 16:54:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2754 transitions. [2018-11-18 16:54:39,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 16:54:39,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 16:54:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2419 states and 2774 transitions. [2018-11-18 16:54:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2774 transitions. [2018-11-18 16:54:39,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 16:54:39,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:54:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2449 states and 2806 transitions. [2018-11-18 16:54:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2806 transitions. [2018-11-18 16:54:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 16:54:41,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:54:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:44,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2502 states and 2861 transitions. [2018-11-18 16:54:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 2861 transitions. [2018-11-18 16:54:44,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:44,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 16:54:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:44,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2508 states and 2872 transitions. [2018-11-18 16:54:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 2872 transitions. [2018-11-18 16:54:44,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:44,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:44,677 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 16:54:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2514 states and 2880 transitions. [2018-11-18 16:54:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2880 transitions. [2018-11-18 16:54:45,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:45,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 16:54:45,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2518 states and 2885 transitions. [2018-11-18 16:54:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 2885 transitions. [2018-11-18 16:54:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:45,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 16:54:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2535 states and 2902 transitions. [2018-11-18 16:54:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 2902 transitions. [2018-11-18 16:54:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:46,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 16:54:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2560 states and 2927 transitions. [2018-11-18 16:54:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 2927 transitions. [2018-11-18 16:54:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 16:54:47,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 240 proven. 61 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:54:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2599 states and 2972 transitions. [2018-11-18 16:54:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 2972 transitions. [2018-11-18 16:54:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 16:54:50,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 16:54:50,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2618 states and 2991 transitions. [2018-11-18 16:54:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 2991 transitions. [2018-11-18 16:54:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 16:54:50,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 16:54:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2624 states and 2996 transitions. [2018-11-18 16:54:50,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2996 transitions. [2018-11-18 16:54:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 16:54:50,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 16:54:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2643 states and 3020 transitions. [2018-11-18 16:54:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3020 transitions. [2018-11-18 16:54:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 16:54:51,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 16:54:52,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 2645 states and 3024 transitions. [2018-11-18 16:54:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3024 transitions. [2018-11-18 16:54:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 16:54:52,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 16:54:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2664 states and 3052 transitions. [2018-11-18 16:54:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3052 transitions. [2018-11-18 16:54:53,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 16:54:53,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 16:54:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2682 states and 3072 transitions. [2018-11-18 16:54:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3072 transitions. [2018-11-18 16:54:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 16:54:53,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:53,788 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 271 proven. 5 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 16:54:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2692 states and 3081 transitions. [2018-11-18 16:54:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3081 transitions. [2018-11-18 16:54:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:54,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:54,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2711 states and 3101 transitions. [2018-11-18 16:54:54,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3101 transitions. [2018-11-18 16:54:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:54,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 2731 states and 3126 transitions. [2018-11-18 16:54:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3126 transitions. [2018-11-18 16:54:55,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:55,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2740 states and 3134 transitions. [2018-11-18 16:54:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3134 transitions. [2018-11-18 16:54:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:55,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2750 states and 3145 transitions. [2018-11-18 16:54:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3145 transitions. [2018-11-18 16:54:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:56,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:56,782 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:57,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2752 states and 3147 transitions. [2018-11-18 16:54:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 3147 transitions. [2018-11-18 16:54:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:57,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:54:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 2763 states and 3158 transitions. [2018-11-18 16:54:57,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3158 transitions. [2018-11-18 16:54:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 16:54:57,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:57,726 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 16:54:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2843 states and 3241 transitions. [2018-11-18 16:54:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3241 transitions. [2018-11-18 16:54:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 16:54:58,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 16:54:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:54:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 2860 states and 3262 transitions. [2018-11-18 16:54:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3262 transitions. [2018-11-18 16:54:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 16:54:59,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:54:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:54:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-18 16:55:00,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 2861 states and 3264 transitions. [2018-11-18 16:55:00,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3264 transitions. [2018-11-18 16:55:00,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:00,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2880 states and 3291 transitions. [2018-11-18 16:55:02,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3291 transitions. [2018-11-18 16:55:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:02,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:02,341 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2902 states and 3314 transitions. [2018-11-18 16:55:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3314 transitions. [2018-11-18 16:55:03,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:03,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2920 states and 3333 transitions. [2018-11-18 16:55:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 3333 transitions. [2018-11-18 16:55:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:04,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:06,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:06,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2958 states and 3371 transitions. [2018-11-18 16:55:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3371 transitions. [2018-11-18 16:55:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:06,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2969 states and 3383 transitions. [2018-11-18 16:55:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2969 states and 3383 transitions. [2018-11-18 16:55:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 16:55:07,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2978 states and 3391 transitions. [2018-11-18 16:55:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 3391 transitions. [2018-11-18 16:55:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:07,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:07,960 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 3023 states and 3443 transitions. [2018-11-18 16:55:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 3443 transitions. [2018-11-18 16:55:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:10,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3050 states and 3471 transitions. [2018-11-18 16:55:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 3471 transitions. [2018-11-18 16:55:10,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:10,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:11,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3059 states and 3482 transitions. [2018-11-18 16:55:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 3482 transitions. [2018-11-18 16:55:11,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:11,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3068 states and 3493 transitions. [2018-11-18 16:55:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 3493 transitions. [2018-11-18 16:55:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:12,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 3069 states and 3495 transitions. [2018-11-18 16:55:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3495 transitions. [2018-11-18 16:55:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:12,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:12,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:12,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3080 states and 3507 transitions. [2018-11-18 16:55:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3507 transitions. [2018-11-18 16:55:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 16:55:12,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3081 states and 3507 transitions. [2018-11-18 16:55:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 3507 transitions. [2018-11-18 16:55:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-18 16:55:13,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-18 16:55:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:14,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3098 states and 3526 transitions. [2018-11-18 16:55:14,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3526 transitions. [2018-11-18 16:55:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-18 16:55:14,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:14,647 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-18 16:55:15,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3099 states and 3526 transitions. [2018-11-18 16:55:15,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 3526 transitions. [2018-11-18 16:55:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-18 16:55:15,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:15,216 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 34 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-18 16:55:15,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:15,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 3104 states and 3531 transitions. [2018-11-18 16:55:15,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3531 transitions. [2018-11-18 16:55:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 16:55:15,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:15,944 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 34 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-18 16:55:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3121 states and 3548 transitions. [2018-11-18 16:55:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 3548 transitions. [2018-11-18 16:55:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:55:16,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:18,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3180 states and 3606 transitions. [2018-11-18 16:55:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3606 transitions. [2018-11-18 16:55:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:55:18,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 16:55:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3197 states and 3622 transitions. [2018-11-18 16:55:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 3622 transitions. [2018-11-18 16:55:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 16:55:19,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 16:55:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3222 states and 3649 transitions. [2018-11-18 16:55:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3649 transitions. [2018-11-18 16:55:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 16:55:21,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 16:55:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3223 states and 3649 transitions. [2018-11-18 16:55:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 3649 transitions. [2018-11-18 16:55:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 16:55:21,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 209 proven. 1 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-18 16:55:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3289 states and 3726 transitions. [2018-11-18 16:55:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3726 transitions. [2018-11-18 16:55:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 16:55:23,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 209 proven. 1 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-18 16:55:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3295 states and 3732 transitions. [2018-11-18 16:55:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 3732 transitions. [2018-11-18 16:55:24,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-18 16:55:24,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 16:55:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:25,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3304 states and 3741 transitions. [2018-11-18 16:55:25,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3304 states and 3741 transitions. [2018-11-18 16:55:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 16:55:25,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 16:55:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3320 states and 3757 transitions. [2018-11-18 16:55:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3757 transitions. [2018-11-18 16:55:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 16:55:26,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-11-18 16:55:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 3329 states and 3765 transitions. [2018-11-18 16:55:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 3765 transitions. [2018-11-18 16:55:26,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 16:55:26,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:26,968 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 17 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 16:55:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 3330 states and 3765 transitions. [2018-11-18 16:55:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3765 transitions. [2018-11-18 16:55:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 16:55:27,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 377 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 16:55:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 3356 states and 3791 transitions. [2018-11-18 16:55:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3791 transitions. [2018-11-18 16:55:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 16:55:28,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 299 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-18 16:55:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3371 states and 3806 transitions. [2018-11-18 16:55:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 3806 transitions. [2018-11-18 16:55:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 16:55:29,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 36 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 16:55:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:30,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3372 states and 3806 transitions. [2018-11-18 16:55:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3806 transitions. [2018-11-18 16:55:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 16:55:30,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 231 proven. 36 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 16:55:30,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3373 states and 3806 transitions. [2018-11-18 16:55:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 3806 transitions. [2018-11-18 16:55:30,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 16:55:30,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:30,427 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-18 16:55:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3398 states and 3831 transitions. [2018-11-18 16:55:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 3831 transitions. [2018-11-18 16:55:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 16:55:31,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-18 16:55:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3425 states and 3858 transitions. [2018-11-18 16:55:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3858 transitions. [2018-11-18 16:55:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:31,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3445 states and 3881 transitions. [2018-11-18 16:55:32,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 3881 transitions. [2018-11-18 16:55:32,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:32,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 3457 states and 3891 transitions. [2018-11-18 16:55:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 3891 transitions. [2018-11-18 16:55:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:33,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:34,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3477 states and 3914 transitions. [2018-11-18 16:55:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 3914 transitions. [2018-11-18 16:55:34,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:34,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:34,248 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:34,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:34,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 3494 states and 3931 transitions. [2018-11-18 16:55:34,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 3931 transitions. [2018-11-18 16:55:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:34,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 3505 states and 3942 transitions. [2018-11-18 16:55:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 3942 transitions. [2018-11-18 16:55:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:35,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3514 states and 3951 transitions. [2018-11-18 16:55:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 3951 transitions. [2018-11-18 16:55:35,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:35,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3523 states and 3959 transitions. [2018-11-18 16:55:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 3959 transitions. [2018-11-18 16:55:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:36,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3540 states and 3976 transitions. [2018-11-18 16:55:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 3976 transitions. [2018-11-18 16:55:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:36,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 3566 states and 4008 transitions. [2018-11-18 16:55:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 4008 transitions. [2018-11-18 16:55:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:38,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:38,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 3593 states and 4035 transitions. [2018-11-18 16:55:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 4035 transitions. [2018-11-18 16:55:38,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-18 16:55:38,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:38,258 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-18 16:55:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3600 states and 4041 transitions. [2018-11-18 16:55:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3600 states and 4041 transitions. [2018-11-18 16:55:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 16:55:38,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-11-18 16:55:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3601 states and 4041 transitions. [2018-11-18 16:55:38,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 4041 transitions. [2018-11-18 16:55:38,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 16:55:38,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-11-18 16:55:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3602 states and 4041 transitions. [2018-11-18 16:55:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 4041 transitions. [2018-11-18 16:55:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:39,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:40,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:40,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 3619 states and 4061 transitions. [2018-11-18 16:55:40,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 4061 transitions. [2018-11-18 16:55:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:40,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 3639 states and 4084 transitions. [2018-11-18 16:55:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 4084 transitions. [2018-11-18 16:55:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:41,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 3678 states and 4125 transitions. [2018-11-18 16:55:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4125 transitions. [2018-11-18 16:55:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:42,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:44,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 3703 states and 4153 transitions. [2018-11-18 16:55:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3703 states and 4153 transitions. [2018-11-18 16:55:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:44,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:44,321 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:44,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 3708 states and 4158 transitions. [2018-11-18 16:55:44,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 4158 transitions. [2018-11-18 16:55:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:44,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:44,587 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3733 states and 4183 transitions. [2018-11-18 16:55:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 4183 transitions. [2018-11-18 16:55:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:45,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 16:55:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 3777 states and 4228 transitions. [2018-11-18 16:55:51,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 4228 transitions. [2018-11-18 16:55:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-18 16:55:51,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:51,657 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 16:55:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 3799 states and 4249 transitions. [2018-11-18 16:55:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 4249 transitions. [2018-11-18 16:55:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:52,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:53,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 3828 states and 4279 transitions. [2018-11-18 16:55:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 4279 transitions. [2018-11-18 16:55:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:53,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:54,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 3837 states and 4292 transitions. [2018-11-18 16:55:54,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3837 states and 4292 transitions. [2018-11-18 16:55:54,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:54,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:54,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:54,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3839 states and 4294 transitions. [2018-11-18 16:55:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 4294 transitions. [2018-11-18 16:55:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:54,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3848 states and 4304 transitions. [2018-11-18 16:55:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3848 states and 4304 transitions. [2018-11-18 16:55:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:55,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 3865 states and 4321 transitions. [2018-11-18 16:55:55,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4321 transitions. [2018-11-18 16:55:55,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 16:55:55,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:55:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 3872 states and 4327 transitions. [2018-11-18 16:55:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 4327 transitions. [2018-11-18 16:55:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-18 16:55:55,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-18 16:55:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 3882 states and 4338 transitions. [2018-11-18 16:55:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 4338 transitions. [2018-11-18 16:55:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:55:56,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:55:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:55:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 3910 states and 4380 transitions. [2018-11-18 16:55:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 4380 transitions. [2018-11-18 16:55:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:55:59,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:55:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:55:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:00,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 3915 states and 4388 transitions. [2018-11-18 16:56:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 4388 transitions. [2018-11-18 16:56:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:56:00,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:00,504 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:01,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 3952 states and 4424 transitions. [2018-11-18 16:56:01,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4424 transitions. [2018-11-18 16:56:01,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:56:01,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 3980 states and 4451 transitions. [2018-11-18 16:56:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 4451 transitions. [2018-11-18 16:56:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:56:02,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:03,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:03,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 3987 states and 4458 transitions. [2018-11-18 16:56:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 4458 transitions. [2018-11-18 16:56:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:56:03,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 3994 states and 4466 transitions. [2018-11-18 16:56:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 4466 transitions. [2018-11-18 16:56:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 16:56:04,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 413 proven. 7 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-18 16:56:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 3999 states and 4471 transitions. [2018-11-18 16:56:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 4471 transitions. [2018-11-18 16:56:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 16:56:04,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 297 proven. 34 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 16:56:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 4015 states and 4488 transitions. [2018-11-18 16:56:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 4488 transitions. [2018-11-18 16:56:05,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 16:56:05,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 297 proven. 34 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 16:56:06,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:06,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 4020 states and 4493 transitions. [2018-11-18 16:56:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 4493 transitions. [2018-11-18 16:56:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 16:56:06,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 297 proven. 34 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 16:56:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4037 states and 4512 transitions. [2018-11-18 16:56:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 4512 transitions. [2018-11-18 16:56:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 16:56:07,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:07,642 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 297 proven. 34 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 16:56:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 4047 states and 4521 transitions. [2018-11-18 16:56:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 4521 transitions. [2018-11-18 16:56:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 16:56:08,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:08,221 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 297 proven. 34 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-11-18 16:56:08,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 4054 states and 4528 transitions. [2018-11-18 16:56:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 4528 transitions. [2018-11-18 16:56:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 16:56:08,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-11-18 16:56:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 4099 states and 4581 transitions. [2018-11-18 16:56:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4581 transitions. [2018-11-18 16:56:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-18 16:56:11,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-11-18 16:56:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 4102 states and 4583 transitions. [2018-11-18 16:56:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4583 transitions. [2018-11-18 16:56:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-11-18 16:56:12,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 371 proven. 1 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 16:56:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:13,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 4107 states and 4588 transitions. [2018-11-18 16:56:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 4107 states and 4588 transitions. [2018-11-18 16:56:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-11-18 16:56:13,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 371 proven. 1 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 16:56:13,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 4115 states and 4596 transitions. [2018-11-18 16:56:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 4115 states and 4596 transitions. [2018-11-18 16:56:13,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-18 16:56:13,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:13,789 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 505 proven. 5 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 16:56:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 4138 states and 4619 transitions. [2018-11-18 16:56:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 4619 transitions. [2018-11-18 16:56:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-18 16:56:14,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:14,618 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 505 proven. 5 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 16:56:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 4144 states and 4624 transitions. [2018-11-18 16:56:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 4624 transitions. [2018-11-18 16:56:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-11-18 16:56:14,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-11-18 16:56:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 4224 states and 4707 transitions. [2018-11-18 16:56:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 4707 transitions. [2018-11-18 16:56:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:56:15,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 479 proven. 10 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 16:56:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4249 states and 4734 transitions. [2018-11-18 16:56:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 4249 states and 4734 transitions. [2018-11-18 16:56:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:56:16,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 479 proven. 10 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 16:56:16,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4250 states and 4734 transitions. [2018-11-18 16:56:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 4250 states and 4734 transitions. [2018-11-18 16:56:16,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:56:16,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 479 proven. 10 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 16:56:16,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 4270 states and 4753 transitions. [2018-11-18 16:56:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 4270 states and 4753 transitions. [2018-11-18 16:56:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:56:16,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 479 proven. 10 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 16:56:17,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 4294 states and 4777 transitions. [2018-11-18 16:56:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 4777 transitions. [2018-11-18 16:56:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:56:17,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 479 proven. 10 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 16:56:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 4314 states and 4796 transitions. [2018-11-18 16:56:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 4314 states and 4796 transitions. [2018-11-18 16:56:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-18 16:56:17,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 416 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-18 16:56:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 4343 states and 4825 transitions. [2018-11-18 16:56:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 4343 states and 4825 transitions. [2018-11-18 16:56:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-18 16:56:17,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 416 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-18 16:56:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:18,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 4344 states and 4825 transitions. [2018-11-18 16:56:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 4344 states and 4825 transitions. [2018-11-18 16:56:18,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-18 16:56:18,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 16:56:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:19,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 4351 states and 4834 transitions. [2018-11-18 16:56:19,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 4834 transitions. [2018-11-18 16:56:19,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-18 16:56:19,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:19,792 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 652 proven. 7 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 16:56:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 4425 states and 4913 transitions. [2018-11-18 16:56:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 4425 states and 4913 transitions. [2018-11-18 16:56:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-18 16:56:22,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-11-18 16:56:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:24,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 4481 states and 4975 transitions. [2018-11-18 16:56:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 4481 states and 4975 transitions. [2018-11-18 16:56:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-18 16:56:24,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:24,425 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 652 proven. 7 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 16:56:25,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5004 states to 4510 states and 5004 transitions. [2018-11-18 16:56:25,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4510 states and 5004 transitions. [2018-11-18 16:56:25,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-18 16:56:25,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-11-18 16:56:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 4528 states and 5021 transitions. [2018-11-18 16:56:26,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4528 states and 5021 transitions. [2018-11-18 16:56:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-11-18 16:56:26,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:26,414 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 652 proven. 7 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 16:56:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 4534 states and 5027 transitions. [2018-11-18 16:56:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 4534 states and 5027 transitions. [2018-11-18 16:56:26,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:26,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:27,005 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:27,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5064 states to 4568 states and 5064 transitions. [2018-11-18 16:56:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4568 states and 5064 transitions. [2018-11-18 16:56:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:27,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:27,966 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5092 states to 4596 states and 5092 transitions. [2018-11-18 16:56:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4596 states and 5092 transitions. [2018-11-18 16:56:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:28,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 4636 states and 5132 transitions. [2018-11-18 16:56:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 4636 states and 5132 transitions. [2018-11-18 16:56:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:29,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:30,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5146 states to 4649 states and 5146 transitions. [2018-11-18 16:56:30,207 INFO L276 IsEmpty]: Start isEmpty. Operand 4649 states and 5146 transitions. [2018-11-18 16:56:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:30,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5160 states to 4664 states and 5160 transitions. [2018-11-18 16:56:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 4664 states and 5160 transitions. [2018-11-18 16:56:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:31,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5181 states to 4685 states and 5181 transitions. [2018-11-18 16:56:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 4685 states and 5181 transitions. [2018-11-18 16:56:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:31,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:32,057 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5184 states to 4689 states and 5184 transitions. [2018-11-18 16:56:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 4689 states and 5184 transitions. [2018-11-18 16:56:32,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-18 16:56:32,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 505 proven. 12 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-11-18 16:56:32,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:32,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5202 states to 4708 states and 5202 transitions. [2018-11-18 16:56:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 4708 states and 5202 transitions. [2018-11-18 16:56:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-11-18 16:56:32,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:32,745 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 765 proven. 10 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-18 16:56:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5244 states to 4752 states and 5244 transitions. [2018-11-18 16:56:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4752 states and 5244 transitions. [2018-11-18 16:56:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-11-18 16:56:33,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 765 proven. 10 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-18 16:56:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:34,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5250 states to 4758 states and 5250 transitions. [2018-11-18 16:56:34,247 INFO L276 IsEmpty]: Start isEmpty. Operand 4758 states and 5250 transitions. [2018-11-18 16:56:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-11-18 16:56:34,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 765 proven. 10 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-18 16:56:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5292 states to 4802 states and 5292 transitions. [2018-11-18 16:56:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4802 states and 5292 transitions. [2018-11-18 16:56:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-18 16:56:36,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2018-11-18 16:56:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5296 states to 4804 states and 5296 transitions. [2018-11-18 16:56:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 4804 states and 5296 transitions. [2018-11-18 16:56:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 16:56:37,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:37,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 668 proven. 15 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2018-11-18 16:56:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 4813 states and 5305 transitions. [2018-11-18 16:56:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4813 states and 5305 transitions. [2018-11-18 16:56:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 16:56:37,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 668 proven. 15 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2018-11-18 16:56:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5322 states to 4830 states and 5322 transitions. [2018-11-18 16:56:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4830 states and 5322 transitions. [2018-11-18 16:56:38,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2018-11-18 16:56:38,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:38,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2018-11-18 16:56:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:38,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5322 states to 4831 states and 5322 transitions. [2018-11-18 16:56:38,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4831 states and 5322 transitions. [2018-11-18 16:56:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-18 16:56:38,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 605 proven. 79 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-11-18 16:56:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4828 states and 5318 transitions. [2018-11-18 16:56:40,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4828 states and 5318 transitions. [2018-11-18 16:56:40,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:56:40,485 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 240 iterations. [2018-11-18 16:56:40,491 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:56:40,653 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:40,810 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:41,003 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:41,224 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 14 [2018-11-18 16:56:41,345 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:41,449 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 16:56:41,615 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:41,822 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2018-11-18 16:56:41,978 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:42,131 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:42,334 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 14 [2018-11-18 16:56:42,459 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2018-11-18 16:56:42,751 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 14 [2018-11-18 16:56:42,948 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2018-11-18 16:56:43,096 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 14 [2018-11-18 16:56:43,255 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:43,415 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:43,517 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2018-11-18 16:56:43,699 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 14 [2018-11-18 16:56:43,852 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:44,016 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:44,137 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2018-11-18 16:56:44,239 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 14 [2018-11-18 16:56:44,507 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 48 [2018-11-18 16:56:44,629 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 14 [2018-11-18 16:56:44,787 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:44,890 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2018-11-18 16:56:45,013 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 14 [2018-11-18 16:56:45,145 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:45,267 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 14 [2018-11-18 16:56:45,385 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 16:56:45,539 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 16:56:45,679 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2018-11-18 16:56:45,896 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 14 [2018-11-18 16:56:46,095 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 14 [2018-11-18 16:56:46,255 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2018-11-18 16:56:46,453 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:46,557 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 14 [2018-11-18 16:56:46,726 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:46,868 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:46,975 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 14 [2018-11-18 16:56:47,102 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 14 [2018-11-18 16:56:47,302 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:47,425 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2018-11-18 16:56:47,531 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 14 [2018-11-18 16:56:47,753 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 14 [2018-11-18 16:56:47,880 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:48,003 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 14 [2018-11-18 16:56:48,121 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 16:56:48,224 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 14 [2018-11-18 16:56:48,377 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:48,533 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:48,870 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2018-11-18 16:56:49,027 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2018-11-18 16:56:49,173 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:49,276 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 16:56:49,379 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2018-11-18 16:56:49,561 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 14 [2018-11-18 16:56:49,687 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 14 [2018-11-18 16:56:49,808 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2018-11-18 16:56:49,925 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 14 [2018-11-18 16:56:50,107 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 14 [2018-11-18 16:56:50,214 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 14 [2018-11-18 16:56:50,374 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 14 [2018-11-18 16:56:50,480 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 14 [2018-11-18 16:56:50,583 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-18 16:56:50,748 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2018-11-18 16:56:50,749 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:56:50,751 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 16:56:50,756 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 16:56:50,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:56:50 ImpRootNode [2018-11-18 16:56:50,757 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:56:50,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:56:50,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:56:50,757 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:56:50,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:53:44" (3/4) ... [2018-11-18 16:56:50,761 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:56:50,777 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 16:56:50,778 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 16:56:50,778 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 16:56:50,779 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:56:50,856 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_82d1c2b3-a79c-4dd4-8b2d-f90b29e2de7e/bin-2019/ukojak/witness.graphml [2018-11-18 16:56:50,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:56:50,857 INFO L168 Benchmark]: Toolchain (without parser) took 188116.12 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 950.0 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,857 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:56:50,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 915.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 915.0 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,858 INFO L168 Benchmark]: Boogie Preprocessor took 40.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,858 INFO L168 Benchmark]: RCFGBuilder took 1402.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.2 MB in the end (delta: 249.8 MB). Peak memory consumption was 249.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,858 INFO L168 Benchmark]: CodeCheck took 186102.30 ms. Allocated memory was 1.1 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 855.2 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 16:56:50,858 INFO L168 Benchmark]: Witness Printer took 98.92 ms. Allocated memory is still 4.7 GB. Free memory is still 3.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:56:50,860 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, 228 locations, 1 error locations. SAFE Result, 175.8s OverallTime, 240 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2136735212 SDtfs, 295730042 SDslu, 142348448 SDs, 0 SdLazy, -19525770 SolverSat, -1654373568 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1283.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 380785 GetRequests, 375074 SyntacticMatches, 3863 SemanticMatches, 1848 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2537213 ImplicationChecksByTransitivity, 141.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 59868 NumberOfCodeBlocks, 59868 NumberOfCodeBlocksAsserted, 239 NumberOfCheckSat, 59629 ConstructedInterpolants, 0 QuantifiedInterpolants, 43830136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 239 InterpolantComputations, 157 PerfectInterpolantSequences, 82307/83549 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 565]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a28 == 11) || a25 == 1) || !(a17 == 7)) || a19 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a25 == 1 || !(a17 == 7)) || !(a28 == 11)) || a19 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.37 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 915.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 915.0 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1402.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.2 MB in the end (delta: 249.8 MB). Peak memory consumption was 249.8 MB. Max. memory is 11.5 GB. * CodeCheck took 186102.30 ms. Allocated memory was 1.1 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 855.2 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 98.92 ms. Allocated memory is still 4.7 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 correct! Received shutdown request...