./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_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_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/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 ae8b9d15518dcb8efb3092579c510710d5de6c08 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:49:25,333 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:49:25,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:49:25,340 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:49:25,340 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:49:25,341 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:49:25,341 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:49:25,342 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:49:25,343 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:49:25,343 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:49:25,344 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:49:25,344 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:49:25,345 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:49:25,345 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:49:25,346 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:49:25,346 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:49:25,347 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:49:25,348 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:49:25,349 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:49:25,350 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:49:25,351 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:49:25,352 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:49:25,353 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:49:25,354 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:49:25,354 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:49:25,354 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:49:25,355 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:49:25,355 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:49:25,356 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:49:25,357 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:49:25,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:49:25,357 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:49:25,357 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:49:25,358 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:49:25,358 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:49:25,359 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:49:25,359 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:49:25,367 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:49:25,367 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:49:25,367 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:49:25,368 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:49:25,368 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:49:25,368 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:49:25,368 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:49:25,368 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:49:25,369 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:49:25,370 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:49:25,370 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:49:25,370 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:49:25,370 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:49:25,370 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:49:25,370 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:49:25,370 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:49:25,371 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:49:25,371 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:49:25,371 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:49:25,371 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:49:25,371 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:49:25,371 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:49:25,371 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_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2018-11-10 12:49:25,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:49:25,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:49:25,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:49:25,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:49:25,409 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:49:25,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-11-10 12:49:25,456 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/data/e219d9c19/7c3d6ec3ad5e4a6f96482f37621c5be2/FLAG219ea44b4 [2018-11-10 12:49:25,918 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:49:25,918 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-11-10 12:49:25,929 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/data/e219d9c19/7c3d6ec3ad5e4a6f96482f37621c5be2/FLAG219ea44b4 [2018-11-10 12:49:25,940 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/data/e219d9c19/7c3d6ec3ad5e4a6f96482f37621c5be2 [2018-11-10 12:49:25,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:49:25,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:49:25,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:25,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:49:25,947 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:49:25,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:25" (1/1) ... [2018-11-10 12:49:25,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb7591c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:25, skipping insertion in model container [2018-11-10 12:49:25,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:25" (1/1) ... [2018-11-10 12:49:25,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:49:25,990 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:49:26,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:26,225 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:49:26,288 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:26,299 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:49:26,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26 WrapperNode [2018-11-10 12:49:26,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:26,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:26,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:49:26,300 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:49:26,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:26,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:49:26,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:49:26,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:49:26,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... [2018-11-10 12:49:26,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:49:26,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:49:26,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:49:26,451 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:49:26,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:49:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 12:49:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:49:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:49:27,783 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:49:27,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:27 BoogieIcfgContainer [2018-11-10 12:49:27,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:49:27,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:49:27,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:49:27,792 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:49:27,792 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:27" (1/1) ... [2018-11-10 12:49:27,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:49:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 12:49:27,827 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 12:49:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 12:49:27,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-10 12:49:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-10 12:49:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 12:49:28,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-11-10 12:49:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-11-10 12:49:29,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 12:49:29,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 324 states and 434 transitions. [2018-11-10 12:49:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 434 transitions. [2018-11-10 12:49:29,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 12:49:29,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:29,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 334 states and 447 transitions. [2018-11-10 12:49:29,601 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 447 transitions. [2018-11-10 12:49:29,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 12:49:29,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 339 states and 452 transitions. [2018-11-10 12:49:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 452 transitions. [2018-11-10 12:49:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 12:49:29,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:49:29,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 350 states and 467 transitions. [2018-11-10 12:49:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 467 transitions. [2018-11-10 12:49:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 12:49:29,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:49:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 353 states and 470 transitions. [2018-11-10 12:49:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 470 transitions. [2018-11-10 12:49:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 12:49:29,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:30,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 372 states and 494 transitions. [2018-11-10 12:49:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 494 transitions. [2018-11-10 12:49:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 12:49:30,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:30,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:30,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 377 states and 502 transitions. [2018-11-10 12:49:30,452 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 502 transitions. [2018-11-10 12:49:30,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 12:49:30,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:49:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 379 states and 504 transitions. [2018-11-10 12:49:30,498 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 504 transitions. [2018-11-10 12:49:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 12:49:30,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 388 states and 513 transitions. [2018-11-10 12:49:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 513 transitions. [2018-11-10 12:49:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 12:49:30,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 408 states and 538 transitions. [2018-11-10 12:49:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 538 transitions. [2018-11-10 12:49:31,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 12:49:31,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:31,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 413 states and 546 transitions. [2018-11-10 12:49:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 546 transitions. [2018-11-10 12:49:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 12:49:31,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:31,354 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 417 states and 551 transitions. [2018-11-10 12:49:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 551 transitions. [2018-11-10 12:49:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 12:49:31,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:31,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 437 states and 574 transitions. [2018-11-10 12:49:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 574 transitions. [2018-11-10 12:49:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 12:49:31,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 442 states and 581 transitions. [2018-11-10 12:49:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 581 transitions. [2018-11-10 12:49:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 12:49:32,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:32,341 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:32,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:32,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2018-11-10 12:49:32,772 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2018-11-10 12:49:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 12:49:32,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:33,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 473 states and 620 transitions. [2018-11-10 12:49:33,165 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 620 transitions. [2018-11-10 12:49:33,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 12:49:33,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 476 states and 623 transitions. [2018-11-10 12:49:33,239 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 623 transitions. [2018-11-10 12:49:33,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 12:49:33,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:33,263 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 483 states and 631 transitions. [2018-11-10 12:49:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 631 transitions. [2018-11-10 12:49:33,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 12:49:33,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:49:34,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 527 states and 688 transitions. [2018-11-10 12:49:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 688 transitions. [2018-11-10 12:49:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 12:49:34,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:34,344 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:34,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 529 states and 692 transitions. [2018-11-10 12:49:34,390 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 692 transitions. [2018-11-10 12:49:34,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 12:49:34,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:49:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:34,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 534 states and 700 transitions. [2018-11-10 12:49:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 700 transitions. [2018-11-10 12:49:34,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 12:49:34,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:34,717 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:34,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 539 states and 705 transitions. [2018-11-10 12:49:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 705 transitions. [2018-11-10 12:49:34,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 12:49:34,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 662 states and 838 transitions. [2018-11-10 12:49:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 838 transitions. [2018-11-10 12:49:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 12:49:37,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:49:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 664 states and 840 transitions. [2018-11-10 12:49:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 840 transitions. [2018-11-10 12:49:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 12:49:37,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:37,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 685 states and 864 transitions. [2018-11-10 12:49:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 864 transitions. [2018-11-10 12:49:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 12:49:37,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:37,849 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 694 states and 877 transitions. [2018-11-10 12:49:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 877 transitions. [2018-11-10 12:49:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 12:49:38,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 702 states and 886 transitions. [2018-11-10 12:49:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 886 transitions. [2018-11-10 12:49:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 12:49:38,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 12:49:39,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:39,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 718 states and 906 transitions. [2018-11-10 12:49:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 906 transitions. [2018-11-10 12:49:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 12:49:39,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 12:49:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 719 states and 907 transitions. [2018-11-10 12:49:39,430 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 907 transitions. [2018-11-10 12:49:39,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 12:49:39,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 752 states and 942 transitions. [2018-11-10 12:49:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 942 transitions. [2018-11-10 12:49:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:49:39,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 12:49:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 790 states and 989 transitions. [2018-11-10 12:49:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 989 transitions. [2018-11-10 12:49:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:49:41,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 795 states and 996 transitions. [2018-11-10 12:49:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 996 transitions. [2018-11-10 12:49:41,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:49:41,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 799 states and 1000 transitions. [2018-11-10 12:49:42,195 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1000 transitions. [2018-11-10 12:49:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:49:42,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:49:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 800 states and 1001 transitions. [2018-11-10 12:49:42,349 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1001 transitions. [2018-11-10 12:49:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 12:49:42,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 12:49:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 846 states and 1059 transitions. [2018-11-10 12:49:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1059 transitions. [2018-11-10 12:49:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 12:49:43,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 12:49:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 865 states and 1085 transitions. [2018-11-10 12:49:44,192 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1085 transitions. [2018-11-10 12:49:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 12:49:44,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,218 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:44,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 886 states and 1107 transitions. [2018-11-10 12:49:44,565 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1107 transitions. [2018-11-10 12:49:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 12:49:44,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 893 states and 1114 transitions. [2018-11-10 12:49:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1114 transitions. [2018-11-10 12:49:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 12:49:44,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 926 states and 1153 transitions. [2018-11-10 12:49:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1153 transitions. [2018-11-10 12:49:45,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:49:45,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:45,646 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:49:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 941 states and 1173 transitions. [2018-11-10 12:49:45,994 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1173 transitions. [2018-11-10 12:49:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 12:49:45,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 12:49:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:46,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 963 states and 1200 transitions. [2018-11-10 12:49:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1200 transitions. [2018-11-10 12:49:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 12:49:46,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 970 states and 1209 transitions. [2018-11-10 12:49:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1209 transitions. [2018-11-10 12:49:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 12:49:46,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 12:49:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 991 states and 1232 transitions. [2018-11-10 12:49:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1232 transitions. [2018-11-10 12:49:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:49:47,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1004 states and 1245 transitions. [2018-11-10 12:49:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1245 transitions. [2018-11-10 12:49:47,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:49:47,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1016 states and 1256 transitions. [2018-11-10 12:49:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1256 transitions. [2018-11-10 12:49:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:49:47,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 12:49:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1020 states and 1260 transitions. [2018-11-10 12:49:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1260 transitions. [2018-11-10 12:49:47,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:49:47,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1030 states and 1269 transitions. [2018-11-10 12:49:48,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1269 transitions. [2018-11-10 12:49:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:49:48,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1045 states and 1283 transitions. [2018-11-10 12:49:48,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1283 transitions. [2018-11-10 12:49:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 12:49:48,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1068 states and 1309 transitions. [2018-11-10 12:49:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1309 transitions. [2018-11-10 12:49:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 12:49:49,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:49,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:49,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1077 states and 1317 transitions. [2018-11-10 12:49:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1317 transitions. [2018-11-10 12:49:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 12:49:49,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1109 states and 1354 transitions. [2018-11-10 12:49:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1354 transitions. [2018-11-10 12:49:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 12:49:50,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 12:49:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1110 states and 1355 transitions. [2018-11-10 12:49:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1355 transitions. [2018-11-10 12:49:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 12:49:50,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 12:49:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1114 states and 1359 transitions. [2018-11-10 12:49:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1359 transitions. [2018-11-10 12:49:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 12:49:50,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1116 states and 1362 transitions. [2018-11-10 12:49:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1362 transitions. [2018-11-10 12:49:50,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 12:49:50,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 12:49:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1125 states and 1371 transitions. [2018-11-10 12:49:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1371 transitions. [2018-11-10 12:49:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 12:49:50,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 12:49:50,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1134 states and 1380 transitions. [2018-11-10 12:49:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1380 transitions. [2018-11-10 12:49:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 12:49:50,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,993 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:49:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1166 states and 1417 transitions. [2018-11-10 12:49:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1417 transitions. [2018-11-10 12:49:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:49:51,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 12:49:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1167 states and 1417 transitions. [2018-11-10 12:49:51,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1417 transitions. [2018-11-10 12:49:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:49:51,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:51,756 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 12:49:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1184 states and 1436 transitions. [2018-11-10 12:49:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1436 transitions. [2018-11-10 12:49:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 12:49:52,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1264 states and 1521 transitions. [2018-11-10 12:49:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1521 transitions. [2018-11-10 12:49:54,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 12:49:54,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 12:49:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1268 states and 1525 transitions. [2018-11-10 12:49:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1525 transitions. [2018-11-10 12:49:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 12:49:54,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:49:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1294 states and 1553 transitions. [2018-11-10 12:49:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1553 transitions. [2018-11-10 12:49:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 12:49:55,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 12:49:55,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1302 states and 1560 transitions. [2018-11-10 12:49:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1560 transitions. [2018-11-10 12:49:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 12:49:55,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 12:49:55,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:55,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1305 states and 1568 transitions. [2018-11-10 12:49:55,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1568 transitions. [2018-11-10 12:49:55,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 12:49:55,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:55,860 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1320 states and 1585 transitions. [2018-11-10 12:49:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1585 transitions. [2018-11-10 12:49:56,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 12:49:56,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 12:49:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1329 states and 1594 transitions. [2018-11-10 12:49:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1594 transitions. [2018-11-10 12:49:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 12:49:56,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:49:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:56,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1334 states and 1599 transitions. [2018-11-10 12:49:56,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1599 transitions. [2018-11-10 12:49:56,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 12:49:56,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:49:56,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1351 states and 1616 transitions. [2018-11-10 12:49:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1616 transitions. [2018-11-10 12:49:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 12:49:56,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:49:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1371 states and 1637 transitions. [2018-11-10 12:49:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1637 transitions. [2018-11-10 12:49:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 12:49:57,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:57,983 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 12:49:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1434 states and 1701 transitions. [2018-11-10 12:49:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1701 transitions. [2018-11-10 12:49:59,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 12:49:59,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:50:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1470 states and 1748 transitions. [2018-11-10 12:50:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1748 transitions. [2018-11-10 12:50:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 12:50:01,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:50:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1480 states and 1758 transitions. [2018-11-10 12:50:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1758 transitions. [2018-11-10 12:50:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 12:50:01,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:01,890 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:50:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:02,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1484 states and 1761 transitions. [2018-11-10 12:50:02,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1761 transitions. [2018-11-10 12:50:02,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 12:50:02,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:50:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1506 states and 1783 transitions. [2018-11-10 12:50:04,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1783 transitions. [2018-11-10 12:50:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 12:50:04,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:50:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1555 states and 1831 transitions. [2018-11-10 12:50:05,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1831 transitions. [2018-11-10 12:50:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 12:50:05,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 12:50:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1556 states and 1834 transitions. [2018-11-10 12:50:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1834 transitions. [2018-11-10 12:50:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 12:50:05,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 12:50:05,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1560 states and 1839 transitions. [2018-11-10 12:50:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1839 transitions. [2018-11-10 12:50:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 12:50:05,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:50:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1599 states and 1883 transitions. [2018-11-10 12:50:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1883 transitions. [2018-11-10 12:50:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 12:50:06,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:06,937 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:50:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:07,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1610 states and 1898 transitions. [2018-11-10 12:50:07,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1898 transitions. [2018-11-10 12:50:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 12:50:07,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:50:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1615 states and 1902 transitions. [2018-11-10 12:50:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1902 transitions. [2018-11-10 12:50:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 12:50:08,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:50:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:08,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1626 states and 1914 transitions. [2018-11-10 12:50:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1914 transitions. [2018-11-10 12:50:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 12:50:08,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:50:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:08,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1627 states and 1917 transitions. [2018-11-10 12:50:08,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1917 transitions. [2018-11-10 12:50:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 12:50:08,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:50:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1631 states and 1922 transitions. [2018-11-10 12:50:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1922 transitions. [2018-11-10 12:50:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:50:09,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 12:50:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1681 states and 1975 transitions. [2018-11-10 12:50:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1975 transitions. [2018-11-10 12:50:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:50:09,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 12:50:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1682 states and 1975 transitions. [2018-11-10 12:50:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1975 transitions. [2018-11-10 12:50:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 12:50:09,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 12:50:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1701 states and 1993 transitions. [2018-11-10 12:50:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 1993 transitions. [2018-11-10 12:50:09,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 12:50:09,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 12:50:10,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:10,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1703 states and 1996 transitions. [2018-11-10 12:50:10,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1996 transitions. [2018-11-10 12:50:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 12:50:10,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1735 states and 2034 transitions. [2018-11-10 12:50:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2034 transitions. [2018-11-10 12:50:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 12:50:11,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:50:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:11,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1791 states and 2095 transitions. [2018-11-10 12:50:11,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2095 transitions. [2018-11-10 12:50:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 12:50:11,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:50:12,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1792 states and 2095 transitions. [2018-11-10 12:50:12,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2095 transitions. [2018-11-10 12:50:12,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:50:12,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:50:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1846 states and 2151 transitions. [2018-11-10 12:50:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2151 transitions. [2018-11-10 12:50:12,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 12:50:12,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1874 states and 2179 transitions. [2018-11-10 12:50:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2179 transitions. [2018-11-10 12:50:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 12:50:12,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1887 states and 2192 transitions. [2018-11-10 12:50:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2192 transitions. [2018-11-10 12:50:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:50:13,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:50:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1951 states and 2262 transitions. [2018-11-10 12:50:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2262 transitions. [2018-11-10 12:50:15,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:50:15,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:50:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1952 states and 2262 transitions. [2018-11-10 12:50:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2262 transitions. [2018-11-10 12:50:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 12:50:15,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:50:15,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:15,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 2001 states and 2311 transitions. [2018-11-10 12:50:15,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2311 transitions. [2018-11-10 12:50:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 12:50:15,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 12:50:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2101 states and 2412 transitions. [2018-11-10 12:50:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2412 transitions. [2018-11-10 12:50:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 12:50:18,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 114 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:50:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2102 states and 2413 transitions. [2018-11-10 12:50:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2413 transitions. [2018-11-10 12:50:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 12:50:18,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:18,938 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 114 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:50:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2107 states and 2418 transitions. [2018-11-10 12:50:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 2418 transitions. [2018-11-10 12:50:19,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 12:50:19,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:50:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2112 states and 2428 transitions. [2018-11-10 12:50:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2428 transitions. [2018-11-10 12:50:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 12:50:19,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:50:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2127 states and 2447 transitions. [2018-11-10 12:50:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2447 transitions. [2018-11-10 12:50:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:50:20,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 12:50:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:21,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2135 states and 2456 transitions. [2018-11-10 12:50:21,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2456 transitions. [2018-11-10 12:50:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:50:21,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 12:50:21,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:21,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2136 states and 2457 transitions. [2018-11-10 12:50:21,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2457 transitions. [2018-11-10 12:50:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-10 12:50:21,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:21,261 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:50:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2153 states and 2477 transitions. [2018-11-10 12:50:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2477 transitions. [2018-11-10 12:50:22,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 12:50:22,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 12:50:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2158 states and 2481 transitions. [2018-11-10 12:50:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2481 transitions. [2018-11-10 12:50:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 12:50:22,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:50:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2167 states and 2496 transitions. [2018-11-10 12:50:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2496 transitions. [2018-11-10 12:50:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 12:50:23,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 118 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:50:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2217 states and 2547 transitions. [2018-11-10 12:50:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2547 transitions. [2018-11-10 12:50:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 12:50:23,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:50:25,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2270 states and 2606 transitions. [2018-11-10 12:50:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2606 transitions. [2018-11-10 12:50:25,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 12:50:25,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 211 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:50:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2347 states and 2694 transitions. [2018-11-10 12:50:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2694 transitions. [2018-11-10 12:50:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 12:50:30,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 211 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:50:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:30,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2351 states and 2699 transitions. [2018-11-10 12:50:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 2699 transitions. [2018-11-10 12:50:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:50:30,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:30,750 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 12:50:31,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:31,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2357 states and 2704 transitions. [2018-11-10 12:50:31,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2704 transitions. [2018-11-10 12:50:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:50:31,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:31,088 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 12:50:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2366 states and 2714 transitions. [2018-11-10 12:50:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2714 transitions. [2018-11-10 12:50:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:50:31,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:50:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2372 states and 2724 transitions. [2018-11-10 12:50:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2724 transitions. [2018-11-10 12:50:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:50:32,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:50:33,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2376 states and 2727 transitions. [2018-11-10 12:50:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2727 transitions. [2018-11-10 12:50:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 12:50:33,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:33,094 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 12:50:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:34,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2395 states and 2749 transitions. [2018-11-10 12:50:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2749 transitions. [2018-11-10 12:50:34,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 12:50:34,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:50:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2413 states and 2766 transitions. [2018-11-10 12:50:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 2766 transitions. [2018-11-10 12:50:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 12:50:34,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 12:50:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:40,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2476 states and 2828 transitions. [2018-11-10 12:50:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2828 transitions. [2018-11-10 12:50:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 12:50:40,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 12:50:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2514 states and 2866 transitions. [2018-11-10 12:50:41,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2866 transitions. [2018-11-10 12:50:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 12:50:41,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 12:50:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:44,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2594 states and 2948 transitions. [2018-11-10 12:50:44,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 2948 transitions. [2018-11-10 12:50:44,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 12:50:44,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:50:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2600 states and 2954 transitions. [2018-11-10 12:50:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 2954 transitions. [2018-11-10 12:50:44,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 12:50:44,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:50:44,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2601 states and 2954 transitions. [2018-11-10 12:50:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 2954 transitions. [2018-11-10 12:50:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 12:50:44,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:50:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:45,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2616 states and 2970 transitions. [2018-11-10 12:50:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 2970 transitions. [2018-11-10 12:50:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 12:50:45,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 12:50:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2617 states and 2971 transitions. [2018-11-10 12:50:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 2971 transitions. [2018-11-10 12:50:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 12:50:45,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 12:50:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2624 states and 2978 transitions. [2018-11-10 12:50:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2978 transitions. [2018-11-10 12:50:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 12:50:46,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 12:50:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 2643 states and 3002 transitions. [2018-11-10 12:50:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3002 transitions. [2018-11-10 12:50:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 12:50:47,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 12:50:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 2644 states and 3002 transitions. [2018-11-10 12:50:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3002 transitions. [2018-11-10 12:50:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 12:50:47,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:50:48,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2662 states and 3023 transitions. [2018-11-10 12:50:48,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 3023 transitions. [2018-11-10 12:50:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 12:50:48,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 12:50:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:49,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2712 states and 3079 transitions. [2018-11-10 12:50:49,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3079 transitions. [2018-11-10 12:50:49,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 12:50:49,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:49,730 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 12:50:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:51,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 2764 states and 3135 transitions. [2018-11-10 12:50:51,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3135 transitions. [2018-11-10 12:50:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 12:50:51,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 12:50:51,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 2768 states and 3138 transitions. [2018-11-10 12:50:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3138 transitions. [2018-11-10 12:50:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 12:50:51,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-10 12:50:54,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 2805 states and 3180 transitions. [2018-11-10 12:50:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3180 transitions. [2018-11-10 12:50:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 12:50:54,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 273 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 12:50:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2810 states and 3185 transitions. [2018-11-10 12:50:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3185 transitions. [2018-11-10 12:50:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-10 12:50:54,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 228 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:50:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 2822 states and 3199 transitions. [2018-11-10 12:50:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3199 transitions. [2018-11-10 12:50:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-10 12:50:55,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 228 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:50:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:55,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2826 states and 3202 transitions. [2018-11-10 12:50:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3202 transitions. [2018-11-10 12:50:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-10 12:50:55,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 228 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:50:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2827 states and 3202 transitions. [2018-11-10 12:50:56,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3202 transitions. [2018-11-10 12:50:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 12:50:56,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:56,197 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 12:50:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2829 states and 3204 transitions. [2018-11-10 12:50:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3204 transitions. [2018-11-10 12:50:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-10 12:50:56,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:56,620 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 249 proven. 17 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 12:50:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2850 states and 3227 transitions. [2018-11-10 12:50:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 3227 transitions. [2018-11-10 12:50:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 12:50:58,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 12:51:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 2887 states and 3273 transitions. [2018-11-10 12:51:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3273 transitions. [2018-11-10 12:51:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 12:51:00,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 12:51:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2892 states and 3278 transitions. [2018-11-10 12:51:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3278 transitions. [2018-11-10 12:51:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 12:51:00,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 12:51:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 2897 states and 3283 transitions. [2018-11-10 12:51:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3283 transitions. [2018-11-10 12:51:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 12:51:01,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 188 proven. 2 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-10 12:51:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 2912 states and 3303 transitions. [2018-11-10 12:51:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3303 transitions. [2018-11-10 12:51:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 12:51:02,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 18 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-10 12:51:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2970 states and 3364 transitions. [2018-11-10 12:51:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 3364 transitions. [2018-11-10 12:51:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 12:51:03,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 18 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-10 12:51:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:04,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2971 states and 3364 transitions. [2018-11-10 12:51:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3364 transitions. [2018-11-10 12:51:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 12:51:04,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 12:51:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2972 states and 3364 transitions. [2018-11-10 12:51:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3364 transitions. [2018-11-10 12:51:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-10 12:51:04,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 194 proven. 2 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 12:51:05,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:05,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 3046 states and 3439 transitions. [2018-11-10 12:51:05,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 3439 transitions. [2018-11-10 12:51:05,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-10 12:51:05,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:05,458 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 12:51:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3057 states and 3453 transitions. [2018-11-10 12:51:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 3453 transitions. [2018-11-10 12:51:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-10 12:51:05,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:06,072 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 358 proven. 17 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 12:51:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:06,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3061 states and 3457 transitions. [2018-11-10 12:51:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3457 transitions. [2018-11-10 12:51:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-10 12:51:06,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 12:51:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3062 states and 3457 transitions. [2018-11-10 12:51:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3457 transitions. [2018-11-10 12:51:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:06,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:10,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3091 states and 3489 transitions. [2018-11-10 12:51:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3489 transitions. [2018-11-10 12:51:10,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:10,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3093 states and 3490 transitions. [2018-11-10 12:51:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 3490 transitions. [2018-11-10 12:51:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:10,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 3109 states and 3506 transitions. [2018-11-10 12:51:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 3506 transitions. [2018-11-10 12:51:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:11,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3125 states and 3521 transitions. [2018-11-10 12:51:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3521 transitions. [2018-11-10 12:51:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:11,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:11,914 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 3138 states and 3534 transitions. [2018-11-10 12:51:12,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3534 transitions. [2018-11-10 12:51:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:51:12,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-10 12:51:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3141 states and 3536 transitions. [2018-11-10 12:51:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3536 transitions. [2018-11-10 12:51:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 12:51:12,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 12:51:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 3146 states and 3541 transitions. [2018-11-10 12:51:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3541 transitions. [2018-11-10 12:51:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 12:51:13,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 198 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 12:51:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 3188 states and 3583 transitions. [2018-11-10 12:51:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 3583 transitions. [2018-11-10 12:51:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-10 12:51:14,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:14,640 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 12:51:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 3210 states and 3604 transitions. [2018-11-10 12:51:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 3604 transitions. [2018-11-10 12:51:14,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-10 12:51:14,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 12:51:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3228 states and 3621 transitions. [2018-11-10 12:51:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 3621 transitions. [2018-11-10 12:51:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 12:51:15,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 362 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 12:51:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3248 states and 3641 transitions. [2018-11-10 12:51:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3641 transitions. [2018-11-10 12:51:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 12:51:16,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 437 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:51:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3287 states and 3684 transitions. [2018-11-10 12:51:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 3684 transitions. [2018-11-10 12:51:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:51:21,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 12:51:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 3293 states and 3693 transitions. [2018-11-10 12:51:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3693 transitions. [2018-11-10 12:51:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:51:21,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 12:51:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3298 states and 3699 transitions. [2018-11-10 12:51:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 3699 transitions. [2018-11-10 12:51:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:51:22,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:22,467 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 12:51:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 3303 states and 3704 transitions. [2018-11-10 12:51:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3704 transitions. [2018-11-10 12:51:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:51:22,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 12:51:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:23,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3308 states and 3710 transitions. [2018-11-10 12:51:23,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3710 transitions. [2018-11-10 12:51:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:51:23,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 12:51:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3320 states and 3722 transitions. [2018-11-10 12:51:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3722 transitions. [2018-11-10 12:51:23,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:23,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:23,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3321 states and 3723 transitions. [2018-11-10 12:51:23,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3321 states and 3723 transitions. [2018-11-10 12:51:23,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:23,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:24,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3326 states and 3729 transitions. [2018-11-10 12:51:24,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3729 transitions. [2018-11-10 12:51:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:24,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:24,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3331 states and 3734 transitions. [2018-11-10 12:51:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3734 transitions. [2018-11-10 12:51:24,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:24,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:25,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3336 states and 3740 transitions. [2018-11-10 12:51:25,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3740 transitions. [2018-11-10 12:51:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:25,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 3346 states and 3749 transitions. [2018-11-10 12:51:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 3749 transitions. [2018-11-10 12:51:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:51:25,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-10 12:51:25,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:25,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3356 states and 3758 transitions. [2018-11-10 12:51:25,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3758 transitions. [2018-11-10 12:51:25,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-10 12:51:25,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 386 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 12:51:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 3372 states and 3775 transitions. [2018-11-10 12:51:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3775 transitions. [2018-11-10 12:51:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-10 12:51:26,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:26,869 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 386 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 12:51:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 3373 states and 3775 transitions. [2018-11-10 12:51:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 3775 transitions. [2018-11-10 12:51:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 12:51:27,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 367 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 12:51:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 3391 states and 3796 transitions. [2018-11-10 12:51:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3391 states and 3796 transitions. [2018-11-10 12:51:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-10 12:51:28,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-10 12:51:28,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3396 states and 3802 transitions. [2018-11-10 12:51:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3802 transitions. [2018-11-10 12:51:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:28,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:28,871 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:29,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 3458 states and 3866 transitions. [2018-11-10 12:51:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 3866 transitions. [2018-11-10 12:51:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:29,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:32,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:32,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 3495 states and 3905 transitions. [2018-11-10 12:51:32,109 INFO L276 IsEmpty]: Start isEmpty. Operand 3495 states and 3905 transitions. [2018-11-10 12:51:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:32,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 3528 states and 3937 transitions. [2018-11-10 12:51:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3528 states and 3937 transitions. [2018-11-10 12:51:36,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:36,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3549 states and 3957 transitions. [2018-11-10 12:51:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3549 states and 3957 transitions. [2018-11-10 12:51:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:37,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3573 states and 3980 transitions. [2018-11-10 12:51:37,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 3980 transitions. [2018-11-10 12:51:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 12:51:37,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-10 12:51:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3601 states and 4007 transitions. [2018-11-10 12:51:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 4007 transitions. [2018-11-10 12:51:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 12:51:38,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 12:51:39,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:39,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 3619 states and 4027 transitions. [2018-11-10 12:51:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 4027 transitions. [2018-11-10 12:51:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 12:51:39,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:39,807 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 12:51:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 3632 states and 4039 transitions. [2018-11-10 12:51:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4039 transitions. [2018-11-10 12:51:40,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 12:51:40,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:40,172 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 438 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 12:51:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:41,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 3671 states and 4085 transitions. [2018-11-10 12:51:41,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 4085 transitions. [2018-11-10 12:51:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 12:51:41,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 438 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 12:51:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:41,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 3673 states and 4086 transitions. [2018-11-10 12:51:41,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3673 states and 4086 transitions. [2018-11-10 12:51:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 12:51:41,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 438 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 12:51:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:41,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 3693 states and 4105 transitions. [2018-11-10 12:51:41,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3693 states and 4105 transitions. [2018-11-10 12:51:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 12:51:41,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 438 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 12:51:42,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 3713 states and 4124 transitions. [2018-11-10 12:51:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 4124 transitions. [2018-11-10 12:51:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 12:51:42,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:42,684 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 461 proven. 55 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 12:51:48,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 3794 states and 4234 transitions. [2018-11-10 12:51:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3794 states and 4234 transitions. [2018-11-10 12:51:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-10 12:51:48,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-10 12:51:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 3860 states and 4299 transitions. [2018-11-10 12:51:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 4299 transitions. [2018-11-10 12:51:52,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-10 12:51:52,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:52,338 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 486 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 12:51:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 3861 states and 4300 transitions. [2018-11-10 12:51:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 4300 transitions. [2018-11-10 12:51:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-10 12:51:52,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 364 proven. 34 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 12:51:54,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 3885 states and 4323 transitions. [2018-11-10 12:51:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 4323 transitions. [2018-11-10 12:51:54,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-10 12:51:54,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 364 proven. 34 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 12:51:55,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:55,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 3897 states and 4335 transitions. [2018-11-10 12:51:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 4335 transitions. [2018-11-10 12:51:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-10 12:51:55,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:56,015 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 364 proven. 34 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 12:51:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 3902 states and 4340 transitions. [2018-11-10 12:51:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 4340 transitions. [2018-11-10 12:51:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-11-10 12:51:56,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 507 proven. 7 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-10 12:51:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:51:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 3984 states and 4431 transitions. [2018-11-10 12:51:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 4431 transitions. [2018-11-10 12:51:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-11-10 12:51:59,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:51:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:51:59,703 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 507 proven. 7 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-10 12:52:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 4017 states and 4466 transitions. [2018-11-10 12:52:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 4466 transitions. [2018-11-10 12:52:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-11-10 12:52:01,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:01,412 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2018-11-10 12:52:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 4097 states and 4549 transitions. [2018-11-10 12:52:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 4549 transitions. [2018-11-10 12:52:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 12:52:04,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:05,013 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 112 proven. 27 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-10 12:52:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 4224 states and 4682 transitions. [2018-11-10 12:52:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 4682 transitions. [2018-11-10 12:52:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 12:52:11,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:11,508 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 541 proven. 5 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-10 12:52:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4229 states and 4688 transitions. [2018-11-10 12:52:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 4688 transitions. [2018-11-10 12:52:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 12:52:12,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 541 proven. 5 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-10 12:52:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:13,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 4234 states and 4694 transitions. [2018-11-10 12:52:13,166 INFO L276 IsEmpty]: Start isEmpty. Operand 4234 states and 4694 transitions. [2018-11-10 12:52:13,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-10 12:52:13,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 274 proven. 3 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-11-10 12:52:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4239 states and 4699 transitions. [2018-11-10 12:52:13,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 4699 transitions. [2018-11-10 12:52:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-10 12:52:13,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 274 proven. 3 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-11-10 12:52:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 4276 states and 4737 transitions. [2018-11-10 12:52:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 4737 transitions. [2018-11-10 12:52:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-10 12:52:14,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:14,630 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 274 proven. 3 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-11-10 12:52:14,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 4281 states and 4741 transitions. [2018-11-10 12:52:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4741 transitions. [2018-11-10 12:52:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-10 12:52:14,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 566 proven. 7 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 12:52:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 4287 states and 4747 transitions. [2018-11-10 12:52:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 4747 transitions. [2018-11-10 12:52:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-10 12:52:15,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:52:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:52:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 75 proven. 409 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 12:52:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:52:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4291 states and 4787 transitions. [2018-11-10 12:52:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 4787 transitions. [2018-11-10 12:52:24,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:52:24,143 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 207 iterations. [2018-11-10 12:52:24,150 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:52:24,295 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-11-10 12:52:24,448 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2018-11-10 12:52:24,641 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:25,022 WARN L179 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2018-11-10 12:52:25,188 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-11-10 12:52:25,386 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-10 12:52:25,576 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:25,717 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:25,855 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:26,037 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:26,211 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 17 [2018-11-10 12:52:26,312 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-11-10 12:52:26,415 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-11-10 12:52:26,651 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-11-10 12:52:26,809 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2018-11-10 12:52:26,969 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-11-10 12:52:27,218 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-11-10 12:52:27,357 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:27,483 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-10 12:52:27,608 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2018-11-10 12:52:27,712 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-11-10 12:52:27,987 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 58 [2018-11-10 12:52:28,238 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2018-11-10 12:52:28,494 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-11-10 12:52:28,618 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-10 12:52:28,800 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2018-11-10 12:52:28,922 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:29,086 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2018-11-10 12:52:29,223 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:29,456 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-11-10 12:52:29,557 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-11-10 12:52:29,844 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 46 [2018-11-10 12:52:30,036 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:30,157 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:30,343 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-11-10 12:52:30,494 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-11-10 12:52:30,716 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-10 12:52:30,910 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2018-11-10 12:52:31,037 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:31,416 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-11-10 12:52:31,722 WARN L179 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2018-11-10 12:52:31,888 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-11-10 12:52:32,097 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-10 12:52:32,221 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-10 12:52:32,547 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-11-10 12:52:32,683 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-11-10 12:52:32,997 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-11-10 12:52:33,118 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-11-10 12:52:33,280 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2018-11-10 12:52:33,449 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-11-10 12:52:33,611 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-11-10 12:52:33,895 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 46 [2018-11-10 12:52:34,182 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-10 12:52:34,182 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:52:34,184 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-11-10 12:52:34,189 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-11-10 12:52:34,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:52:34 ImpRootNode [2018-11-10 12:52:34,190 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:52:34,191 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:52:34,191 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:52:34,192 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:52:34,192 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:27" (3/4) ... [2018-11-10 12:52:34,195 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:52:34,209 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-11-10 12:52:34,210 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 12:52:34,211 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 12:52:34,212 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 12:52:34,289 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_32eee2e1-b0fa-48d7-9ab7-fbc72023157e/bin-2019/ukojak/witness.graphml [2018-11-10 12:52:34,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:52:34,291 INFO L168 Benchmark]: Toolchain (without parser) took 188346.60 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 952.8 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,291 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:52:34,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.38 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 923.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -217.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,292 INFO L168 Benchmark]: Boogie Preprocessor took 39.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,292 INFO L168 Benchmark]: RCFGBuilder took 1333.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.8 MB in the end (delta: 242.0 MB). Peak memory consumption was 242.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,292 INFO L168 Benchmark]: CodeCheck took 186405.68 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 893.8 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,293 INFO L168 Benchmark]: Witness Printer took 98.74 ms. Allocated memory is still 4.6 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 4.0 kB). Peak memory consumption was 4.0 kB. Max. memory is 11.5 GB. [2018-11-10 12:52:34,294 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, 176.3s OverallTime, 207 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2142745132 SDtfs, -1937923112 SDslu, -2096981524 SDs, 0 SdLazy, 1823378194 SolverSat, -1480687718 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 984.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 284310 GetRequests, 279142 SyntacticMatches, 3364 SemanticMatches, 1804 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2485374 ImplicationChecksByTransitivity, 147.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 15.2s InterpolantComputationTime, 44115 NumberOfCodeBlocks, 44115 NumberOfCodeBlocksAsserted, 206 NumberOfCheckSat, 43909 ConstructedInterpolants, 0 QuantifiedInterpolants, 28451697 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 206 InterpolantComputations, 146 PerfectInterpolantSequences, 50099/51114 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: 514]: 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: (((a11 == 1 || a25 == 1) || !(a19 == 1)) || !(a28 == 9)) || !(a17 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a11 == 1 || a25 == 1) || !(a19 == 1)) || !(a28 == 9)) || !(a17 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.38 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 923.3 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 110.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -217.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1333.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.8 MB in the end (delta: 242.0 MB). Peak memory consumption was 242.0 MB. Max. memory is 11.5 GB. * CodeCheck took 186405.68 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 893.8 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 98.74 ms. Allocated memory is still 4.6 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 4.0 kB). Peak memory consumption was 4.0 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...