./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:16:59,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:16:59,848 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:16:59,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:16:59,857 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:16:59,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:16:59,859 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:16:59,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:16:59,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:16:59,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:16:59,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:16:59,864 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:16:59,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:16:59,865 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:16:59,866 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:16:59,867 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:16:59,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:16:59,869 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:16:59,870 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:16:59,871 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:16:59,872 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:16:59,873 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:16:59,875 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:16:59,875 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:16:59,875 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:16:59,876 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:16:59,877 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:16:59,877 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:16:59,878 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:16:59,879 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:16:59,879 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:16:59,880 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:16:59,880 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:16:59,880 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:16:59,881 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:16:59,881 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:16:59,882 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:16:59,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:16:59,893 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:16:59,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:16:59,894 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:16:59,898 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:16:59,899 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:16:59,899 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:16:59,899 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:16:59,899 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:16:59,899 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:16:59,899 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:16:59,900 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:16:59,900 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:16:59,901 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:16:59,901 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:16:59,901 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:16:59,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:16:59,901 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:16:59,901 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:16:59,901 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:16:59,902 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:16:59,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:16:59,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:16:59,902 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_6bda6cae-4b67-4c95-9a4d-240822637774/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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2018-10-26 23:16:59,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:16:59,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:16:59,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:16:59,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:16:59,949 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:16:59,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-10-26 23:16:59,997 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/data/556c92279/14d4479542314ea4a13f64f27e3adfa6/FLAGe67df9906 [2018-10-26 23:17:00,428 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:17:00,429 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-10-26 23:17:00,437 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/data/556c92279/14d4479542314ea4a13f64f27e3adfa6/FLAGe67df9906 [2018-10-26 23:17:00,452 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/data/556c92279/14d4479542314ea4a13f64f27e3adfa6 [2018-10-26 23:17:00,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:17:00,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:17:00,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:00,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:17:00,460 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:17:00,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:00,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e851303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00, skipping insertion in model container [2018-10-26 23:17:00,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:00,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:17:00,512 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:17:00,784 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:00,787 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:17:00,880 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:17:00,892 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:17:00,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00 WrapperNode [2018-10-26 23:17:00,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:17:00,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:00,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:17:00,894 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:17:00,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:00,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:17:01,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:17:01,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:17:01,047 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:17:01,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... [2018-10-26 23:17:01,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:17:01,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:17:01,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:17:01,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:17:01,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:17:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:17:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 23:17:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:17:01,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:17:05,119 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:17:05,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:05 BoogieIcfgContainer [2018-10-26 23:17:05,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:17:05,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:17:05,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:17:05,130 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:17:05,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:05" (1/1) ... [2018-10-26 23:17:05,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:17:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:05,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 23:17:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 23:17:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 23:17:05,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-10-26 23:17:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-10-26 23:17:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 23:17:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2018-10-26 23:17:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2018-10-26 23:17:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 23:17:07,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 251 states and 344 transitions. [2018-10-26 23:17:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 344 transitions. [2018-10-26 23:17:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 23:17:08,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 257 states and 354 transitions. [2018-10-26 23:17:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 354 transitions. [2018-10-26 23:17:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 23:17:08,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 263 states and 361 transitions. [2018-10-26 23:17:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 361 transitions. [2018-10-26 23:17:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 23:17:09,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:17:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 265 states and 366 transitions. [2018-10-26 23:17:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 366 transitions. [2018-10-26 23:17:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 23:17:10,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 268 states and 369 transitions. [2018-10-26 23:17:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 369 transitions. [2018-10-26 23:17:10,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 23:17:10,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 269 states and 370 transitions. [2018-10-26 23:17:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 370 transitions. [2018-10-26 23:17:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 23:17:10,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:17:11,135 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 23:17:11,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 275 states and 379 transitions. [2018-10-26 23:17:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 379 transitions. [2018-10-26 23:17:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 23:17:11,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:11,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 276 states and 380 transitions. [2018-10-26 23:17:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 380 transitions. [2018-10-26 23:17:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 23:17:11,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 395 transitions. [2018-10-26 23:17:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 395 transitions. [2018-10-26 23:17:12,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 23:17:12,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 301 states and 425 transitions. [2018-10-26 23:17:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 425 transitions. [2018-10-26 23:17:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 23:17:13,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-10-26 23:17:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-10-26 23:17:14,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 23:17:14,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:14,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:14,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 307 states and 433 transitions. [2018-10-26 23:17:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 433 transitions. [2018-10-26 23:17:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 23:17:14,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:14,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 309 states and 435 transitions. [2018-10-26 23:17:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 435 transitions. [2018-10-26 23:17:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:17:14,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:15,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 327 states and 459 transitions. [2018-10-26 23:17:15,863 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 459 transitions. [2018-10-26 23:17:15,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:17:15,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 332 states and 466 transitions. [2018-10-26 23:17:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 466 transitions. [2018-10-26 23:17:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:17:16,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 336 states and 473 transitions. [2018-10-26 23:17:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 473 transitions. [2018-10-26 23:17:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:17:16,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 360 states and 504 transitions. [2018-10-26 23:17:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 504 transitions. [2018-10-26 23:17:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:17:16,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:17,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 365 states and 510 transitions. [2018-10-26 23:17:17,078 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 510 transitions. [2018-10-26 23:17:17,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 23:17:17,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 371 states and 526 transitions. [2018-10-26 23:17:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 526 transitions. [2018-10-26 23:17:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 23:17:17,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 372 states and 527 transitions. [2018-10-26 23:17:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 527 transitions. [2018-10-26 23:17:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 23:17:17,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 394 states and 552 transitions. [2018-10-26 23:17:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 552 transitions. [2018-10-26 23:17:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 23:17:18,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:18,633 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 398 states and 556 transitions. [2018-10-26 23:17:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 556 transitions. [2018-10-26 23:17:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 23:17:18,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:21,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 407 states and 567 transitions. [2018-10-26 23:17:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 567 transitions. [2018-10-26 23:17:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 23:17:21,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:21,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:21,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 410 states and 571 transitions. [2018-10-26 23:17:21,774 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 571 transitions. [2018-10-26 23:17:21,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 23:17:21,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:21,798 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:21,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 412 states and 572 transitions. [2018-10-26 23:17:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 572 transitions. [2018-10-26 23:17:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 23:17:21,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 419 states and 583 transitions. [2018-10-26 23:17:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 583 transitions. [2018-10-26 23:17:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 23:17:22,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:22,328 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 424 states and 591 transitions. [2018-10-26 23:17:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 591 transitions. [2018-10-26 23:17:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 23:17:22,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:22,836 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 428 states and 596 transitions. [2018-10-26 23:17:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 596 transitions. [2018-10-26 23:17:23,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 23:17:23,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 435 states and 614 transitions. [2018-10-26 23:17:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 614 transitions. [2018-10-26 23:17:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 23:17:23,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:24,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:24,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 441 states and 620 transitions. [2018-10-26 23:17:24,828 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 620 transitions. [2018-10-26 23:17:24,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 23:17:24,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 443 states and 621 transitions. [2018-10-26 23:17:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 621 transitions. [2018-10-26 23:17:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 23:17:25,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 444 states and 623 transitions. [2018-10-26 23:17:25,538 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 623 transitions. [2018-10-26 23:17:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 23:17:25,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:26,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:26,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 458 states and 639 transitions. [2018-10-26 23:17:26,229 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 639 transitions. [2018-10-26 23:17:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 23:17:26,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:26,248 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 23:17:26,887 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 23:17:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 472 states and 657 transitions. [2018-10-26 23:17:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 657 transitions. [2018-10-26 23:17:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 23:17:27,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:27,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 479 states and 665 transitions. [2018-10-26 23:17:27,709 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 665 transitions. [2018-10-26 23:17:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 23:17:27,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:28,023 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 23:17:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 513 states and 708 transitions. [2018-10-26 23:17:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 708 transitions. [2018-10-26 23:17:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 23:17:29,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:29,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 529 states and 725 transitions. [2018-10-26 23:17:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 725 transitions. [2018-10-26 23:17:29,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 23:17:29,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:30,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 534 states and 730 transitions. [2018-10-26 23:17:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 730 transitions. [2018-10-26 23:17:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 23:17:30,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 541 states and 738 transitions. [2018-10-26 23:17:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 738 transitions. [2018-10-26 23:17:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 23:17:30,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 558 states and 760 transitions. [2018-10-26 23:17:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 760 transitions. [2018-10-26 23:17:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 23:17:31,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 23:17:31,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 563 states and 765 transitions. [2018-10-26 23:17:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 765 transitions. [2018-10-26 23:17:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 23:17:31,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 574 states and 777 transitions. [2018-10-26 23:17:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 777 transitions. [2018-10-26 23:17:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 23:17:32,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 577 states and 780 transitions. [2018-10-26 23:17:32,363 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 780 transitions. [2018-10-26 23:17:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 23:17:32,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:32,432 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:32,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:32,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 582 states and 785 transitions. [2018-10-26 23:17:32,554 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 785 transitions. [2018-10-26 23:17:32,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 23:17:32,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 583 states and 786 transitions. [2018-10-26 23:17:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 786 transitions. [2018-10-26 23:17:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:17:32,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 626 states and 844 transitions. [2018-10-26 23:17:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 844 transitions. [2018-10-26 23:17:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:17:34,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:17:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 628 states and 846 transitions. [2018-10-26 23:17:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 846 transitions. [2018-10-26 23:17:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:17:34,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:17:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:34,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 635 states and 852 transitions. [2018-10-26 23:17:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 852 transitions. [2018-10-26 23:17:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:17:34,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:17:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 644 states and 860 transitions. [2018-10-26 23:17:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 860 transitions. [2018-10-26 23:17:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 23:17:35,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:35,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 668 states and 885 transitions. [2018-10-26 23:17:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 885 transitions. [2018-10-26 23:17:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 23:17:35,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:17:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:35,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 669 states and 885 transitions. [2018-10-26 23:17:35,445 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 885 transitions. [2018-10-26 23:17:35,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 23:17:35,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 718 states and 941 transitions. [2018-10-26 23:17:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 941 transitions. [2018-10-26 23:17:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 23:17:38,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 23:17:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 719 states and 943 transitions. [2018-10-26 23:17:38,305 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 943 transitions. [2018-10-26 23:17:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 23:17:38,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 722 states and 945 transitions. [2018-10-26 23:17:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 945 transitions. [2018-10-26 23:17:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 23:17:38,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:38,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 727 states and 952 transitions. [2018-10-26 23:17:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 952 transitions. [2018-10-26 23:17:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 23:17:38,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 732 states and 957 transitions. [2018-10-26 23:17:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 957 transitions. [2018-10-26 23:17:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 23:17:38,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:39,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:39,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 757 states and 986 transitions. [2018-10-26 23:17:39,784 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 986 transitions. [2018-10-26 23:17:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 23:17:39,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 23:17:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:40,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 771 states and 1004 transitions. [2018-10-26 23:17:40,203 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1004 transitions. [2018-10-26 23:17:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 23:17:40,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:41,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 816 states and 1053 transitions. [2018-10-26 23:17:41,677 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1053 transitions. [2018-10-26 23:17:41,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 23:17:41,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:41,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 817 states and 1053 transitions. [2018-10-26 23:17:41,958 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1053 transitions. [2018-10-26 23:17:41,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:17:41,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 831 states and 1066 transitions. [2018-10-26 23:17:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1066 transitions. [2018-10-26 23:17:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:17:42,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:42,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 842 states and 1078 transitions. [2018-10-26 23:17:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1078 transitions. [2018-10-26 23:17:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:17:42,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:43,021 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 843 states and 1078 transitions. [2018-10-26 23:17:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1078 transitions. [2018-10-26 23:17:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 23:17:43,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:17:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 862 states and 1101 transitions. [2018-10-26 23:17:44,029 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1101 transitions. [2018-10-26 23:17:44,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 23:17:44,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:17:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 876 states and 1116 transitions. [2018-10-26 23:17:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1116 transitions. [2018-10-26 23:17:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 23:17:44,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:44,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 893 states and 1136 transitions. [2018-10-26 23:17:44,766 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1136 transitions. [2018-10-26 23:17:44,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:17:44,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:17:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 894 states and 1137 transitions. [2018-10-26 23:17:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1137 transitions. [2018-10-26 23:17:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:17:45,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 913 states and 1159 transitions. [2018-10-26 23:17:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1159 transitions. [2018-10-26 23:17:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:17:45,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 927 states and 1175 transitions. [2018-10-26 23:17:45,847 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1175 transitions. [2018-10-26 23:17:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:17:45,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 929 states and 1177 transitions. [2018-10-26 23:17:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1177 transitions. [2018-10-26 23:17:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 23:17:45,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:45,928 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:17:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 930 states and 1179 transitions. [2018-10-26 23:17:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1179 transitions. [2018-10-26 23:17:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 23:17:46,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 957 states and 1211 transitions. [2018-10-26 23:17:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1211 transitions. [2018-10-26 23:17:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 23:17:46,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 969 states and 1223 transitions. [2018-10-26 23:17:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1223 transitions. [2018-10-26 23:17:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:17:47,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:47,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:17:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 978 states and 1234 transitions. [2018-10-26 23:17:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1234 transitions. [2018-10-26 23:17:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:47,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:50,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1039 states and 1311 transitions. [2018-10-26 23:17:50,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1311 transitions. [2018-10-26 23:17:50,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:50,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:53,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1091 states and 1370 transitions. [2018-10-26 23:17:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1370 transitions. [2018-10-26 23:17:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:53,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1098 states and 1376 transitions. [2018-10-26 23:17:54,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1376 transitions. [2018-10-26 23:17:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:54,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:55,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1107 states and 1386 transitions. [2018-10-26 23:17:55,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1386 transitions. [2018-10-26 23:17:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:55,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:55,210 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1145 states and 1430 transitions. [2018-10-26 23:17:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1430 transitions. [2018-10-26 23:17:56,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:56,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:56,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1164 states and 1450 transitions. [2018-10-26 23:17:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1450 transitions. [2018-10-26 23:17:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:56,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1178 states and 1463 transitions. [2018-10-26 23:17:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1463 transitions. [2018-10-26 23:17:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:57,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:57,110 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:17:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1179 states and 1463 transitions. [2018-10-26 23:17:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1463 transitions. [2018-10-26 23:17:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 23:17:57,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:57,410 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1195 states and 1479 transitions. [2018-10-26 23:17:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1479 transitions. [2018-10-26 23:17:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 23:17:58,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:58,351 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:58,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1215 states and 1506 transitions. [2018-10-26 23:17:58,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1506 transitions. [2018-10-26 23:17:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 23:17:58,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 23:17:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1217 states and 1508 transitions. [2018-10-26 23:17:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1508 transitions. [2018-10-26 23:17:59,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 23:17:59,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:59,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1225 states and 1517 transitions. [2018-10-26 23:17:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1517 transitions. [2018-10-26 23:17:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 23:17:59,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:17:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:17:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:17:59,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1231 states and 1528 transitions. [2018-10-26 23:17:59,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1528 transitions. [2018-10-26 23:17:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 23:17:59,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:17:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:00,252 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:02,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1290 states and 1593 transitions. [2018-10-26 23:18:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1593 transitions. [2018-10-26 23:18:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 23:18:02,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:02,096 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:02,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1302 states and 1605 transitions. [2018-10-26 23:18:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1605 transitions. [2018-10-26 23:18:02,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:18:02,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:18:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1361 states and 1678 transitions. [2018-10-26 23:18:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1678 transitions. [2018-10-26 23:18:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:18:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:06,484 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:18:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1373 states and 1694 transitions. [2018-10-26 23:18:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1694 transitions. [2018-10-26 23:18:07,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:18:07,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:18:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1384 states and 1708 transitions. [2018-10-26 23:18:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1708 transitions. [2018-10-26 23:18:08,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:18:08,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:08,709 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:18:10,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1393 states and 1718 transitions. [2018-10-26 23:18:10,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1718 transitions. [2018-10-26 23:18:10,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:18:10,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:18:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:10,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1395 states and 1720 transitions. [2018-10-26 23:18:10,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1720 transitions. [2018-10-26 23:18:10,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:10,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:10,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1406 states and 1733 transitions. [2018-10-26 23:18:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1733 transitions. [2018-10-26 23:18:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:10,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1428 states and 1755 transitions. [2018-10-26 23:18:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1755 transitions. [2018-10-26 23:18:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:12,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:12,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1439 states and 1767 transitions. [2018-10-26 23:18:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1767 transitions. [2018-10-26 23:18:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:12,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:12,991 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:13,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:13,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1445 states and 1773 transitions. [2018-10-26 23:18:13,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1773 transitions. [2018-10-26 23:18:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:13,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1451 states and 1781 transitions. [2018-10-26 23:18:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1781 transitions. [2018-10-26 23:18:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:13,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1456 states and 1787 transitions. [2018-10-26 23:18:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1787 transitions. [2018-10-26 23:18:14,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:14,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1489 states and 1820 transitions. [2018-10-26 23:18:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1820 transitions. [2018-10-26 23:18:14,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:18:14,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1490 states and 1820 transitions. [2018-10-26 23:18:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1820 transitions. [2018-10-26 23:18:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 23:18:15,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:15,282 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:18:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:15,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1494 states and 1823 transitions. [2018-10-26 23:18:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1823 transitions. [2018-10-26 23:18:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 23:18:15,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:18:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1498 states and 1826 transitions. [2018-10-26 23:18:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1826 transitions. [2018-10-26 23:18:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 23:18:16,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 23:18:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1578 states and 1920 transitions. [2018-10-26 23:18:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1920 transitions. [2018-10-26 23:18:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 23:18:17,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:17,485 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:18:18,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:18,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1584 states and 1930 transitions. [2018-10-26 23:18:18,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1930 transitions. [2018-10-26 23:18:18,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 23:18:18,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 23:18:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1590 states and 1935 transitions. [2018-10-26 23:18:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1935 transitions. [2018-10-26 23:18:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 23:18:18,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1600 states and 1949 transitions. [2018-10-26 23:18:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1949 transitions. [2018-10-26 23:18:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:18:19,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:19,246 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1609 states and 1958 transitions. [2018-10-26 23:18:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1958 transitions. [2018-10-26 23:18:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:18:19,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1613 states and 1961 transitions. [2018-10-26 23:18:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 1961 transitions. [2018-10-26 23:18:20,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:18:20,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:20,338 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:22,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:22,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1642 states and 2000 transitions. [2018-10-26 23:18:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2000 transitions. [2018-10-26 23:18:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:18:22,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1662 states and 2021 transitions. [2018-10-26 23:18:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2021 transitions. [2018-10-26 23:18:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:18:23,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:24,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:24,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1677 states and 2035 transitions. [2018-10-26 23:18:24,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2035 transitions. [2018-10-26 23:18:24,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 23:18:24,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1693 states and 2053 transitions. [2018-10-26 23:18:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2053 transitions. [2018-10-26 23:18:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 23:18:26,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:26,105 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1698 states and 2059 transitions. [2018-10-26 23:18:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2059 transitions. [2018-10-26 23:18:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 23:18:26,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:26,819 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:26,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1699 states and 2059 transitions. [2018-10-26 23:18:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2059 transitions. [2018-10-26 23:18:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 23:18:26,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 23:18:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:27,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1703 states and 2062 transitions. [2018-10-26 23:18:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2062 transitions. [2018-10-26 23:18:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 23:18:27,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-26 23:18:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1707 states and 2065 transitions. [2018-10-26 23:18:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2065 transitions. [2018-10-26 23:18:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 23:18:27,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:18:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1713 states and 2076 transitions. [2018-10-26 23:18:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2076 transitions. [2018-10-26 23:18:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 23:18:28,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:18:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1714 states and 2078 transitions. [2018-10-26 23:18:28,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2078 transitions. [2018-10-26 23:18:28,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 23:18:28,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:18:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1715 states and 2080 transitions. [2018-10-26 23:18:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2080 transitions. [2018-10-26 23:18:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 23:18:28,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:18:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:29,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1716 states and 2082 transitions. [2018-10-26 23:18:29,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2082 transitions. [2018-10-26 23:18:29,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:18:29,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1772 states and 2146 transitions. [2018-10-26 23:18:31,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2146 transitions. [2018-10-26 23:18:31,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:18:31,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:18:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1781 states and 2156 transitions. [2018-10-26 23:18:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2156 transitions. [2018-10-26 23:18:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:18:31,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:31,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1784 states and 2159 transitions. [2018-10-26 23:18:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2159 transitions. [2018-10-26 23:18:31,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 23:18:31,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:18:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1791 states and 2166 transitions. [2018-10-26 23:18:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2166 transitions. [2018-10-26 23:18:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 23:18:32,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1828 states and 2211 transitions. [2018-10-26 23:18:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2211 transitions. [2018-10-26 23:18:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 23:18:34,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:18:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1829 states and 2211 transitions. [2018-10-26 23:18:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2211 transitions. [2018-10-26 23:18:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:18:35,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 23:18:36,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:36,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1853 states and 2236 transitions. [2018-10-26 23:18:36,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2236 transitions. [2018-10-26 23:18:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:18:36,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 23:18:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1858 states and 2246 transitions. [2018-10-26 23:18:36,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2246 transitions. [2018-10-26 23:18:36,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:18:36,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 23:18:37,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1862 states and 2250 transitions. [2018-10-26 23:18:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2250 transitions. [2018-10-26 23:18:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 23:18:37,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 23:18:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1899 states and 2287 transitions. [2018-10-26 23:18:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2287 transitions. [2018-10-26 23:18:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 23:18:38,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:39,062 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 23:18:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1904 states and 2293 transitions. [2018-10-26 23:18:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2293 transitions. [2018-10-26 23:18:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 23:18:39,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:39,695 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 23:18:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1908 states and 2297 transitions. [2018-10-26 23:18:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2297 transitions. [2018-10-26 23:18:40,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 23:18:40,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:40,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1912 states and 2300 transitions. [2018-10-26 23:18:40,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2300 transitions. [2018-10-26 23:18:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 23:18:40,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1929 states and 2318 transitions. [2018-10-26 23:18:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2318 transitions. [2018-10-26 23:18:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 23:18:40,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:18:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1930 states and 2320 transitions. [2018-10-26 23:18:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2320 transitions. [2018-10-26 23:18:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 23:18:41,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 23:18:43,315 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-26 23:18:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2016 states and 2424 transitions. [2018-10-26 23:18:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2424 transitions. [2018-10-26 23:18:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 23:18:43,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:43,690 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 23:18:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2030 states and 2438 transitions. [2018-10-26 23:18:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2438 transitions. [2018-10-26 23:18:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 23:18:44,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:44,046 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 23:18:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2034 states and 2441 transitions. [2018-10-26 23:18:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2441 transitions. [2018-10-26 23:18:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 23:18:44,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 23:18:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2038 states and 2444 transitions. [2018-10-26 23:18:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2444 transitions. [2018-10-26 23:18:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:44,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:46,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2093 states and 2516 transitions. [2018-10-26 23:18:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2516 transitions. [2018-10-26 23:18:46,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:46,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:46,362 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2116 states and 2543 transitions. [2018-10-26 23:18:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2543 transitions. [2018-10-26 23:18:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:48,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2125 states and 2554 transitions. [2018-10-26 23:18:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2554 transitions. [2018-10-26 23:18:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:49,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:51,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2173 states and 2606 transitions. [2018-10-26 23:18:51,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2606 transitions. [2018-10-26 23:18:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:51,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2176 states and 2609 transitions. [2018-10-26 23:18:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2609 transitions. [2018-10-26 23:18:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:51,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:52,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2193 states and 2626 transitions. [2018-10-26 23:18:52,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2626 transitions. [2018-10-26 23:18:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:52,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2205 states and 2637 transitions. [2018-10-26 23:18:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2637 transitions. [2018-10-26 23:18:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:53,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2224 states and 2655 transitions. [2018-10-26 23:18:53,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2655 transitions. [2018-10-26 23:18:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 23:18:53,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:18:54,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:54,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2239 states and 2670 transitions. [2018-10-26 23:18:54,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2670 transitions. [2018-10-26 23:18:54,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 23:18:54,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 23:18:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2246 states and 2676 transitions. [2018-10-26 23:18:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2676 transitions. [2018-10-26 23:18:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 23:18:54,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 23:18:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2250 states and 2679 transitions. [2018-10-26 23:18:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2679 transitions. [2018-10-26 23:18:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 23:18:54,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 23:18:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2254 states and 2682 transitions. [2018-10-26 23:18:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2682 transitions. [2018-10-26 23:18:55,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 23:18:55,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:18:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2304 states and 2750 transitions. [2018-10-26 23:18:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2750 transitions. [2018-10-26 23:18:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 23:18:58,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:58,681 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:18:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:18:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2310 states and 2761 transitions. [2018-10-26 23:18:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2761 transitions. [2018-10-26 23:18:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 23:18:59,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:18:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:18:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:19:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2330 states and 2781 transitions. [2018-10-26 23:19:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2781 transitions. [2018-10-26 23:19:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 23:19:01,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:19:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2336 states and 2790 transitions. [2018-10-26 23:19:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2790 transitions. [2018-10-26 23:19:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:02,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:02,101 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:04,459 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-26 23:19:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2396 states and 2873 transitions. [2018-10-26 23:19:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2873 transitions. [2018-10-26 23:19:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:05,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:05,153 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:06,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2401 states and 2875 transitions. [2018-10-26 23:19:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2875 transitions. [2018-10-26 23:19:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:06,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:07,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2404 states and 2877 transitions. [2018-10-26 23:19:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2877 transitions. [2018-10-26 23:19:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:07,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:07,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2405 states and 2877 transitions. [2018-10-26 23:19:07,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2877 transitions. [2018-10-26 23:19:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:07,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2407 states and 2880 transitions. [2018-10-26 23:19:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 2880 transitions. [2018-10-26 23:19:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:08,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 23:19:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2408 states and 2881 transitions. [2018-10-26 23:19:08,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 2881 transitions. [2018-10-26 23:19:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:08,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2463 states and 2948 transitions. [2018-10-26 23:19:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 2948 transitions. [2018-10-26 23:19:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:11,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:12,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2475 states and 2963 transitions. [2018-10-26 23:19:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 2963 transitions. [2018-10-26 23:19:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:12,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:13,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:13,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2486 states and 2975 transitions. [2018-10-26 23:19:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2975 transitions. [2018-10-26 23:19:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:13,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2495 states and 2985 transitions. [2018-10-26 23:19:14,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2985 transitions. [2018-10-26 23:19:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:14,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:15,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:15,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2501 states and 2990 transitions. [2018-10-26 23:19:15,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 2990 transitions. [2018-10-26 23:19:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:15,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:15,338 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2516 states and 3005 transitions. [2018-10-26 23:19:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 3005 transitions. [2018-10-26 23:19:15,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:15,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:19:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2594 states and 3101 transitions. [2018-10-26 23:19:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3101 transitions. [2018-10-26 23:19:25,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:25,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:19:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 2603 states and 3109 transitions. [2018-10-26 23:19:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3109 transitions. [2018-10-26 23:19:27,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:27,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:19:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2616 states and 3123 transitions. [2018-10-26 23:19:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3123 transitions. [2018-10-26 23:19:29,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:29,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:19:30,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 2625 states and 3131 transitions. [2018-10-26 23:19:30,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3131 transitions. [2018-10-26 23:19:30,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 23:19:30,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:19:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 2631 states and 3136 transitions. [2018-10-26 23:19:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3136 transitions. [2018-10-26 23:19:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:19:31,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:19:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2706 states and 3214 transitions. [2018-10-26 23:19:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3214 transitions. [2018-10-26 23:19:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:19:33,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-26 23:19:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2718 states and 3225 transitions. [2018-10-26 23:19:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3225 transitions. [2018-10-26 23:19:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:19:34,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:34,257 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 23:19:34,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2719 states and 3228 transitions. [2018-10-26 23:19:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3228 transitions. [2018-10-26 23:19:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 23:19:34,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 23:19:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2759 states and 3266 transitions. [2018-10-26 23:19:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3266 transitions. [2018-10-26 23:19:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 23:19:35,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 23:19:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 2766 states and 3272 transitions. [2018-10-26 23:19:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3272 transitions. [2018-10-26 23:19:35,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 23:19:35,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:19:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:37,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 2801 states and 3312 transitions. [2018-10-26 23:19:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3312 transitions. [2018-10-26 23:19:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 23:19:37,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:19:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2825 states and 3336 transitions. [2018-10-26 23:19:38,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3336 transitions. [2018-10-26 23:19:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 23:19:38,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:19:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2848 states and 3361 transitions. [2018-10-26 23:19:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3361 transitions. [2018-10-26 23:19:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 23:19:40,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:19:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2866 states and 3378 transitions. [2018-10-26 23:19:41,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3378 transitions. [2018-10-26 23:19:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:41,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:41,476 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2874 states and 3387 transitions. [2018-10-26 23:19:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3387 transitions. [2018-10-26 23:19:42,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:42,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2875 states and 3387 transitions. [2018-10-26 23:19:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 3387 transitions. [2018-10-26 23:19:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:43,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 2876 states and 3388 transitions. [2018-10-26 23:19:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3388 transitions. [2018-10-26 23:19:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:43,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2877 states and 3389 transitions. [2018-10-26 23:19:44,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 3389 transitions. [2018-10-26 23:19:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:44,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2880 states and 3393 transitions. [2018-10-26 23:19:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3393 transitions. [2018-10-26 23:19:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 23:19:45,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 23:19:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2881 states and 3393 transitions. [2018-10-26 23:19:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3393 transitions. [2018-10-26 23:19:45,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 23:19:45,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 170 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 23:19:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 2910 states and 3429 transitions. [2018-10-26 23:19:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 3429 transitions. [2018-10-26 23:19:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 23:19:47,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 23:19:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 2990 states and 3511 transitions. [2018-10-26 23:19:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3511 transitions. [2018-10-26 23:19:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 23:19:48,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:19:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:19:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-10-26 23:19:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:19:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 2908 states and 3427 transitions. [2018-10-26 23:19:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3427 transitions. [2018-10-26 23:19:48,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:19:48,380 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 195 iterations. [2018-10-26 23:19:48,391 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:19:48,532 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 11 [2018-10-26 23:19:48,654 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 11 [2018-10-26 23:19:49,130 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 11 [2018-10-26 23:19:49,271 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 11 [2018-10-26 23:19:49,392 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 11 [2018-10-26 23:19:49,529 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 11 [2018-10-26 23:19:50,296 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 11 [2018-10-26 23:19:50,458 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 11 [2018-10-26 23:19:50,663 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 11 [2018-10-26 23:19:50,887 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 11 [2018-10-26 23:19:51,100 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 11 [2018-10-26 23:19:51,264 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 11 [2018-10-26 23:19:51,595 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 11 [2018-10-26 23:19:52,015 WARN L179 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 11 [2018-10-26 23:19:52,480 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 11 [2018-10-26 23:19:52,778 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 11 [2018-10-26 23:19:53,080 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 11 [2018-10-26 23:19:53,588 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 11 [2018-10-26 23:19:53,945 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 11 [2018-10-26 23:19:54,185 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 11 [2018-10-26 23:19:54,481 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 11 [2018-10-26 23:19:54,699 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 11 [2018-10-26 23:19:54,801 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 11 [2018-10-26 23:19:54,935 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 11 [2018-10-26 23:19:55,094 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 11 [2018-10-26 23:19:55,316 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 11 [2018-10-26 23:19:55,316 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:19:55,319 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 23:19:55,325 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 23:19:55,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:19:55 ImpRootNode [2018-10-26 23:19:55,326 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:19:55,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:19:55,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:19:55,326 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:19:55,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:17:05" (3/4) ... [2018-10-26 23:19:55,338 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:19:55,360 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 23:19:55,362 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 23:19:55,364 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-26 23:19:55,365 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 23:19:55,490 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6bda6cae-4b67-4c95-9a4d-240822637774/bin-2019/ukojak/witness.graphml [2018-10-26 23:19:55,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:19:55,492 INFO L168 Benchmark]: Toolchain (without parser) took 175037.08 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 951.8 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,492 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:19:55,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -232.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,493 INFO L168 Benchmark]: Boogie Preprocessor took 56.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,493 INFO L168 Benchmark]: RCFGBuilder took 4015.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.8 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,494 INFO L168 Benchmark]: CodeCheck took 170205.35 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 904.8 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,494 INFO L168 Benchmark]: Witness Printer took 163.81 ms. Allocated memory is still 3.9 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:19:55,496 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, 163.2s OverallTime, 195 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1107297304 SDtfs, -1803954552 SDslu, 813707560 SDs, 0 SdLazy, -1607112164 SolverSat, -1332640380 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1157.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 212004 GetRequests, 208222 SyntacticMatches, 2214 SemanticMatches, 1568 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636129 ImplicationChecksByTransitivity, 139.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 17.5s InterpolantComputationTime, 32097 NumberOfCodeBlocks, 32097 NumberOfCodeBlocksAsserted, 194 NumberOfCheckSat, 31903 ConstructedInterpolants, 0 QuantifiedInterpolants, 14952380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 194 InterpolantComputations, 158 PerfectInterpolantSequences, 23198/23816 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: 577]: 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: (a19 == 1 || !(a28 == 7)) || !(a17 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a19 == 1 || !(a28 == 7)) || !(a17 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 437.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 153.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -232.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4015.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.8 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. * CodeCheck took 170205.35 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.7 GB). Free memory was 904.8 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 163.81 ms. Allocated memory is still 3.9 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...