./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/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 cc1563f4697cf21aca476a1aac04fcd8ee81163f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:44:57,413 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:44:57,414 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:44:57,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:44:57,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:44:57,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:44:57,421 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:44:57,422 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:44:57,423 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:44:57,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:44:57,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:44:57,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:44:57,424 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:44:57,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:44:57,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:44:57,426 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:44:57,426 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:44:57,427 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:44:57,428 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:44:57,429 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:44:57,430 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:44:57,430 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:44:57,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:44:57,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:44:57,432 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:44:57,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:44:57,432 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:44:57,433 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:44:57,433 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:44:57,434 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:44:57,434 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:44:57,434 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:44:57,434 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:44:57,435 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:44:57,435 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:44:57,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:44:57,436 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:44:57,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:44:57,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:44:57,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:44:57,444 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:44:57,444 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:44:57,444 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:44:57,444 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:44:57,444 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:44:57,445 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:44:57,445 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:44:57,446 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:44:57,446 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:44:57,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:44:57,446 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_24a5afad-5c8d-4520-87cb-d58fd14d28db/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 -> cc1563f4697cf21aca476a1aac04fcd8ee81163f [2018-12-09 16:44:57,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:44:57,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:44:57,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:44:57,478 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:44:57,478 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:44:57,478 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-12-09 16:44:57,515 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/data/f0b5e64d1/9a279d49db95413b811926d73a2b333a/FLAGdb0c2492b [2018-12-09 16:44:58,014 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:44:58,014 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/sv-benchmarks/c/eca-rers2012/Problem01_label30_true-unreach-call_false-termination.c [2018-12-09 16:44:58,021 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/data/f0b5e64d1/9a279d49db95413b811926d73a2b333a/FLAGdb0c2492b [2018-12-09 16:44:58,030 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/data/f0b5e64d1/9a279d49db95413b811926d73a2b333a [2018-12-09 16:44:58,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:44:58,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:44:58,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:44:58,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:44:58,036 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:44:58,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58, skipping insertion in model container [2018-12-09 16:44:58,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:44:58,067 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:44:58,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:44:58,252 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:44:58,300 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:44:58,348 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:44:58,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58 WrapperNode [2018-12-09 16:44:58,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:44:58,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:44:58,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:44:58,349 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:44:58,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:44:58,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:44:58,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:44:58,388 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:44:58,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... [2018-12-09 16:44:58,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:44:58,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:44:58,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:44:58,416 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:44:58,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:44:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/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 [2018-12-09 16:44:58,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:44:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:44:59,449 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:44:59,449 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 16:44:59,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:44:59 BoogieIcfgContainer [2018-12-09 16:44:59,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:44:59,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:44:59,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:44:59,460 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:44:59,460 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:44:59" (1/1) ... [2018-12-09 16:44:59,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:44:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:44:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 16:44:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 16:44:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 16:44:59,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:44:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:44:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:44:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:44:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2018-12-09 16:44:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2018-12-09 16:44:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 16:44:59,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:44:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 215 states and 304 transitions. [2018-12-09 16:45:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 304 transitions. [2018-12-09 16:45:00,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 16:45:00,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 285 states and 378 transitions. [2018-12-09 16:45:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 378 transitions. [2018-12-09 16:45:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 16:45:00,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 300 states and 397 transitions. [2018-12-09 16:45:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 397 transitions. [2018-12-09 16:45:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 16:45:00,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:45:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2018-12-09 16:45:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2018-12-09 16:45:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 16:45:01,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 321 states and 424 transitions. [2018-12-09 16:45:01,232 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 424 transitions. [2018-12-09 16:45:01,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 16:45:01,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 16:45:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 322 states and 426 transitions. [2018-12-09 16:45:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 426 transitions. [2018-12-09 16:45:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 16:45:01,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:45:01,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 323 states and 428 transitions. [2018-12-09 16:45:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 428 transitions. [2018-12-09 16:45:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 16:45:01,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 16:45:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 328 states and 434 transitions. [2018-12-09 16:45:01,635 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 434 transitions. [2018-12-09 16:45:01,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 16:45:01,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 342 states and 448 transitions. [2018-12-09 16:45:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 448 transitions. [2018-12-09 16:45:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 16:45:01,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 16:45:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 356 states and 468 transitions. [2018-12-09 16:45:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 468 transitions. [2018-12-09 16:45:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 16:45:02,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:45:02,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 375 states and 487 transitions. [2018-12-09 16:45:02,223 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 487 transitions. [2018-12-09 16:45:02,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 16:45:02,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:02,239 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 388 states and 502 transitions. [2018-12-09 16:45:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 502 transitions. [2018-12-09 16:45:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 16:45:02,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 397 states and 516 transitions. [2018-12-09 16:45:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 516 transitions. [2018-12-09 16:45:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 16:45:02,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 437 states and 565 transitions. [2018-12-09 16:45:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 565 transitions. [2018-12-09 16:45:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 16:45:03,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 442 states and 570 transitions. [2018-12-09 16:45:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 570 transitions. [2018-12-09 16:45:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 16:45:03,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:03,465 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:03,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 456 states and 590 transitions. [2018-12-09 16:45:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 590 transitions. [2018-12-09 16:45:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 16:45:03,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:03,832 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 459 states and 593 transitions. [2018-12-09 16:45:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 593 transitions. [2018-12-09 16:45:03,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 16:45:03,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 16:45:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:04,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 460 states and 594 transitions. [2018-12-09 16:45:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 594 transitions. [2018-12-09 16:45:04,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 16:45:04,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 16:45:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 471 states and 605 transitions. [2018-12-09 16:45:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 605 transitions. [2018-12-09 16:45:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 16:45:04,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 16:45:04,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 493 states and 627 transitions. [2018-12-09 16:45:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 627 transitions. [2018-12-09 16:45:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 16:45:04,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:04,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 518 states and 655 transitions. [2018-12-09 16:45:04,872 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 655 transitions. [2018-12-09 16:45:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 16:45:04,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 16:45:05,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 546 states and 689 transitions. [2018-12-09 16:45:05,999 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 689 transitions. [2018-12-09 16:45:06,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 16:45:06,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 16:45:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 559 states and 705 transitions. [2018-12-09 16:45:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 705 transitions. [2018-12-09 16:45:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 16:45:06,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 584 states and 734 transitions. [2018-12-09 16:45:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 734 transitions. [2018-12-09 16:45:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 16:45:06,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 595 states and 747 transitions. [2018-12-09 16:45:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 747 transitions. [2018-12-09 16:45:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 16:45:07,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 596 states and 747 transitions. [2018-12-09 16:45:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 747 transitions. [2018-12-09 16:45:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 16:45:07,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 603 states and 755 transitions. [2018-12-09 16:45:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 755 transitions. [2018-12-09 16:45:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 16:45:07,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:07,428 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 648 states and 815 transitions. [2018-12-09 16:45:08,586 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 815 transitions. [2018-12-09 16:45:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 16:45:08,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:08,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 669 states and 838 transitions. [2018-12-09 16:45:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 838 transitions. [2018-12-09 16:45:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 16:45:08,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:08,985 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 678 states and 847 transitions. [2018-12-09 16:45:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 847 transitions. [2018-12-09 16:45:09,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 16:45:09,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 16:45:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 679 states and 847 transitions. [2018-12-09 16:45:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 847 transitions. [2018-12-09 16:45:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 16:45:09,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:09,666 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:11,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:11,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 744 states and 916 transitions. [2018-12-09 16:45:11,334 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 916 transitions. [2018-12-09 16:45:11,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 16:45:11,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 751 states and 923 transitions. [2018-12-09 16:45:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 923 transitions. [2018-12-09 16:45:11,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 16:45:11,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 769 states and 945 transitions. [2018-12-09 16:45:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 945 transitions. [2018-12-09 16:45:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 16:45:11,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:11,724 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 773 states and 948 transitions. [2018-12-09 16:45:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 948 transitions. [2018-12-09 16:45:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 16:45:11,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 16:45:15,127 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 16:45:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 828 states and 1008 transitions. [2018-12-09 16:45:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1008 transitions. [2018-12-09 16:45:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 16:45:16,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 897 states and 1088 transitions. [2018-12-09 16:45:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1088 transitions. [2018-12-09 16:45:19,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 16:45:19,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 16:45:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 898 states and 1089 transitions. [2018-12-09 16:45:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1089 transitions. [2018-12-09 16:45:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 16:45:19,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:21,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 922 states and 1115 transitions. [2018-12-09 16:45:21,157 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1115 transitions. [2018-12-09 16:45:21,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 16:45:21,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 925 states and 1117 transitions. [2018-12-09 16:45:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1117 transitions. [2018-12-09 16:45:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 16:45:21,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 945 states and 1137 transitions. [2018-12-09 16:45:21,580 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1137 transitions. [2018-12-09 16:45:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 16:45:21,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:21,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:21,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 946 states and 1137 transitions. [2018-12-09 16:45:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1137 transitions. [2018-12-09 16:45:21,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 16:45:21,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 16:45:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 957 states and 1152 transitions. [2018-12-09 16:45:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1152 transitions. [2018-12-09 16:45:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 16:45:22,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 16:45:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 958 states and 1154 transitions. [2018-12-09 16:45:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1154 transitions. [2018-12-09 16:45:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 16:45:23,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 16:45:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1003 states and 1201 transitions. [2018-12-09 16:45:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1201 transitions. [2018-12-09 16:45:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 16:45:23,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 16:45:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1026 states and 1222 transitions. [2018-12-09 16:45:23,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1222 transitions. [2018-12-09 16:45:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 16:45:23,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 16:45:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1046 states and 1243 transitions. [2018-12-09 16:45:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1243 transitions. [2018-12-09 16:45:24,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 16:45:24,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 16:45:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1048 states and 1246 transitions. [2018-12-09 16:45:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1246 transitions. [2018-12-09 16:45:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 16:45:24,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 139 proven. 27 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 16:45:25,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1058 states and 1259 transitions. [2018-12-09 16:45:25,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1259 transitions. [2018-12-09 16:45:25,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 16:45:25,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1117 states and 1330 transitions. [2018-12-09 16:45:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1330 transitions. [2018-12-09 16:45:30,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 16:45:30,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 16:45:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1120 states and 1337 transitions. [2018-12-09 16:45:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1337 transitions. [2018-12-09 16:45:31,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 16:45:31,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 16:45:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1121 states and 1339 transitions. [2018-12-09 16:45:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1339 transitions. [2018-12-09 16:45:31,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 16:45:31,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:32,432 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:37,517 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2018-12-09 16:45:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1190 states and 1417 transitions. [2018-12-09 16:45:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1417 transitions. [2018-12-09 16:45:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 16:45:39,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:39,610 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:41,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1215 states and 1443 transitions. [2018-12-09 16:45:41,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1443 transitions. [2018-12-09 16:45:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 16:45:41,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 16:45:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1224 states and 1458 transitions. [2018-12-09 16:45:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1458 transitions. [2018-12-09 16:45:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 16:45:42,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 16:45:45,573 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-12-09 16:45:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1257 states and 1494 transitions. [2018-12-09 16:45:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1494 transitions. [2018-12-09 16:45:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 16:45:46,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 16:45:48,953 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-09 16:45:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1282 states and 1520 transitions. [2018-12-09 16:45:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1520 transitions. [2018-12-09 16:45:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 16:45:49,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 16:45:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1286 states and 1527 transitions. [2018-12-09 16:45:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1527 transitions. [2018-12-09 16:45:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 16:45:50,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:45:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1355 states and 1609 transitions. [2018-12-09 16:45:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1609 transitions. [2018-12-09 16:45:53,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-09 16:45:53,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:45:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1399 states and 1654 transitions. [2018-12-09 16:45:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1654 transitions. [2018-12-09 16:45:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 16:45:55,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 16:45:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1403 states and 1659 transitions. [2018-12-09 16:45:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1659 transitions. [2018-12-09 16:45:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 16:45:57,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 16:45:58,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:45:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1407 states and 1668 transitions. [2018-12-09 16:45:58,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1668 transitions. [2018-12-09 16:45:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 16:45:58,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:45:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:45:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 16:46:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:01,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1513 states and 1789 transitions. [2018-12-09 16:46:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1789 transitions. [2018-12-09 16:46:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 16:46:01,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 16:46:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1514 states and 1790 transitions. [2018-12-09 16:46:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1790 transitions. [2018-12-09 16:46:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 16:46:01,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 16:46:03,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:03,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1554 states and 1836 transitions. [2018-12-09 16:46:03,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1836 transitions. [2018-12-09 16:46:03,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 16:46:03,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 16:46:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1564 states and 1845 transitions. [2018-12-09 16:46:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1845 transitions. [2018-12-09 16:46:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 16:46:03,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 16:46:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1565 states and 1847 transitions. [2018-12-09 16:46:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1847 transitions. [2018-12-09 16:46:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 16:46:05,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 16:46:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1587 states and 1869 transitions. [2018-12-09 16:46:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1869 transitions. [2018-12-09 16:46:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 16:46:07,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 16:46:08,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1632 states and 1917 transitions. [2018-12-09 16:46:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1917 transitions. [2018-12-09 16:46:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 16:46:08,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 16:46:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:09,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1638 states and 1923 transitions. [2018-12-09 16:46:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 1923 transitions. [2018-12-09 16:46:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 16:46:09,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 16:46:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1659 states and 1943 transitions. [2018-12-09 16:46:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 1943 transitions. [2018-12-09 16:46:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 16:46:10,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 16:46:11,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:11,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1666 states and 1955 transitions. [2018-12-09 16:46:11,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1955 transitions. [2018-12-09 16:46:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 16:46:11,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 16:46:15,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1681 states and 1974 transitions. [2018-12-09 16:46:15,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1974 transitions. [2018-12-09 16:46:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 16:46:15,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 16:46:19,865 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-12-09 16:46:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1741 states and 2034 transitions. [2018-12-09 16:46:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2034 transitions. [2018-12-09 16:46:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 16:46:22,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 16:46:39,946 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 16:46:41,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1809 states and 2117 transitions. [2018-12-09 16:46:41,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2117 transitions. [2018-12-09 16:46:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 16:46:41,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 16:46:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1830 states and 2138 transitions. [2018-12-09 16:46:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2138 transitions. [2018-12-09 16:46:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 16:46:43,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:46:50,130 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 16:46:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:46:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1849 states and 2162 transitions. [2018-12-09 16:46:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2162 transitions. [2018-12-09 16:46:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 16:46:57,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:46:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:46:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:47:00,680 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-09 16:47:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:06,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1915 states and 2229 transitions. [2018-12-09 16:47:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2229 transitions. [2018-12-09 16:47:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 16:47:06,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 16:47:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1925 states and 2238 transitions. [2018-12-09 16:47:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2238 transitions. [2018-12-09 16:47:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 16:47:07,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 16:47:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1956 states and 2283 transitions. [2018-12-09 16:47:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2283 transitions. [2018-12-09 16:47:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 16:47:11,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 16:47:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1996 states and 2325 transitions. [2018-12-09 16:47:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2325 transitions. [2018-12-09 16:47:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 16:47:12,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 16:47:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2000 states and 2329 transitions. [2018-12-09 16:47:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2329 transitions. [2018-12-09 16:47:13,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 16:47:13,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:14,942 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2018-12-09 16:47:15,843 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2018-12-09 16:47:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 16:47:18,252 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-09 16:47:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2031 states and 2362 transitions. [2018-12-09 16:47:22,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2362 transitions. [2018-12-09 16:47:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 16:47:22,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:22,762 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 16:47:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2032 states and 2362 transitions. [2018-12-09 16:47:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2362 transitions. [2018-12-09 16:47:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 16:47:23,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 16:47:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2053 states and 2383 transitions. [2018-12-09 16:47:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2383 transitions. [2018-12-09 16:47:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 16:47:25,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 16:47:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2061 states and 2390 transitions. [2018-12-09 16:47:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2390 transitions. [2018-12-09 16:47:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 16:47:26,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:47:34,251 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-12-09 16:47:35,774 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-12-09 16:47:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2113 states and 2446 transitions. [2018-12-09 16:47:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2446 transitions. [2018-12-09 16:47:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 16:47:39,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:47:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2160 states and 2493 transitions. [2018-12-09 16:47:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2493 transitions. [2018-12-09 16:47:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 16:47:41,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:47:42,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:42,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2170 states and 2502 transitions. [2018-12-09 16:47:42,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2502 transitions. [2018-12-09 16:47:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-09 16:47:42,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:42,908 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 16:47:48,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:48,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2221 states and 2554 transitions. [2018-12-09 16:47:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2554 transitions. [2018-12-09 16:47:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-09 16:47:48,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 16:47:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2222 states and 2556 transitions. [2018-12-09 16:47:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2556 transitions. [2018-12-09 16:47:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 16:47:49,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:47:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2241 states and 2575 transitions. [2018-12-09 16:47:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2575 transitions. [2018-12-09 16:47:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 16:47:52,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:47:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2243 states and 2576 transitions. [2018-12-09 16:47:53,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2576 transitions. [2018-12-09 16:47:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-09 16:47:53,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 16:47:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:47:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2245 states and 2578 transitions. [2018-12-09 16:47:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2578 transitions. [2018-12-09 16:47:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 16:47:54,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:47:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:47:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 16:47:58,105 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-09 16:47:59,219 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-12-09 16:48:02,744 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 16:48:04,592 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 16:48:06,266 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 16:48:07,478 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-09 16:48:08,098 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 16:48:09,338 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-09 16:48:10,800 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 16:48:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2287 states and 2628 transitions. [2018-12-09 16:48:11,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2628 transitions. [2018-12-09 16:48:11,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 16:48:11,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 16:48:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2293 states and 2633 transitions. [2018-12-09 16:48:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2633 transitions. [2018-12-09 16:48:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 16:48:12,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-09 16:48:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2296 states and 2638 transitions. [2018-12-09 16:48:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2638 transitions. [2018-12-09 16:48:13,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-09 16:48:13,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:14,490 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 16:48:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2300 states and 2643 transitions. [2018-12-09 16:48:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2643 transitions. [2018-12-09 16:48:15,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-09 16:48:15,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 16:48:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2301 states and 2645 transitions. [2018-12-09 16:48:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2645 transitions. [2018-12-09 16:48:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 16:48:21,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 16:48:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2302 states and 2647 transitions. [2018-12-09 16:48:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2647 transitions. [2018-12-09 16:48:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 16:48:23,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-09 16:48:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2342 states and 2693 transitions. [2018-12-09 16:48:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2693 transitions. [2018-12-09 16:48:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 16:48:25,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:48:32,845 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-09 16:48:33,717 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2018-12-09 16:48:34,386 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:48:37,013 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 16:48:38,607 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 16:48:40,153 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-09 16:48:41,902 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 16:48:45,076 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-09 16:48:46,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2382 states and 2735 transitions. [2018-12-09 16:48:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2735 transitions. [2018-12-09 16:48:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 16:48:46,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:48:47,852 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-12-09 16:48:49,218 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-09 16:48:51,564 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-09 16:48:56,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2447 states and 2800 transitions. [2018-12-09 16:48:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2800 transitions. [2018-12-09 16:48:56,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 16:48:56,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:56,926 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:48:57,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:48:57,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2451 states and 2802 transitions. [2018-12-09 16:48:57,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 2802 transitions. [2018-12-09 16:48:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 16:48:57,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:48:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:48:59,346 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-09 16:49:00,401 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-12-09 16:49:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 16:49:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2452 states and 2804 transitions. [2018-12-09 16:49:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2804 transitions. [2018-12-09 16:49:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 16:49:03,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 16:49:07,062 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 16:49:08,477 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-12-09 16:49:10,359 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 16:49:11,758 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 16:49:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2481 states and 2837 transitions. [2018-12-09 16:49:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2837 transitions. [2018-12-09 16:49:12,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 16:49:12,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 16:49:16,385 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-12-09 16:49:17,592 WARN L180 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-09 16:49:19,373 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-12-09 16:49:20,786 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-12-09 16:49:22,418 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-12-09 16:49:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2511 states and 2867 transitions. [2018-12-09 16:49:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2867 transitions. [2018-12-09 16:49:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 16:49:24,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 16:49:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2515 states and 2870 transitions. [2018-12-09 16:49:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2870 transitions. [2018-12-09 16:49:26,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 16:49:26,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 16:49:27,483 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2018-12-09 16:49:29,217 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:49:29,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2518 states and 2872 transitions. [2018-12-09 16:49:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 2872 transitions. [2018-12-09 16:49:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 16:49:29,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 515 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 16:49:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2522 states and 2877 transitions. [2018-12-09 16:49:32,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2877 transitions. [2018-12-09 16:49:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 16:49:32,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 16:49:39,573 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-09 16:49:41,997 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 16:49:43,632 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 16:49:46,135 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-09 16:49:46,747 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-09 16:49:47,379 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 16:49:48,517 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 16:49:49,280 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 16:49:50,834 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 16:49:52,703 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 16:49:53,251 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-12-09 16:49:54,658 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-12-09 16:49:55,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:49:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2588 states and 2948 transitions. [2018-12-09 16:49:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 2948 transitions. [2018-12-09 16:49:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 16:49:55,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:49:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:49:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 16:49:57,545 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:49:59,181 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 16:50:00,712 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 16:50:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:50:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2604 states and 2962 transitions. [2018-12-09 16:50:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 2962 transitions. [2018-12-09 16:50:01,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 16:50:01,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:50:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:50:04,436 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-12-09 16:50:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:50:11,938 WARN L180 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2018-12-09 16:50:13,707 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-09 16:50:14,991 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2018-12-09 16:50:17,638 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-12-09 16:50:19,348 WARN L180 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2018-12-09 16:50:23,818 WARN L180 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2018-12-09 16:50:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:50:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2624 states and 2985 transitions. [2018-12-09 16:50:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2985 transitions. [2018-12-09 16:50:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 16:50:25,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:50:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:50:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:50:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:50:35,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2688 states and 3049 transitions. [2018-12-09 16:50:35,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3049 transitions. [2018-12-09 16:50:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 16:50:35,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:50:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:50:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 16:50:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:50:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 2711 states and 3070 transitions. [2018-12-09 16:50:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3070 transitions. [2018-12-09 16:50:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 16:50:40,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:50:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:50:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 16:50:44,537 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 16:50:46,449 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-12-09 16:50:48,671 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-09 16:50:49,693 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-09 16:50:52,563 WARN L180 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 16:50:54,325 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:50:55,179 WARN L180 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 16:50:56,193 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:50:57,009 WARN L180 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 16:50:58,817 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:51:00,912 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 16:51:01,744 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 16:51:02,627 WARN L180 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2018-12-09 16:51:05,886 WARN L180 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 16:51:07,143 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 16:51:07,922 WARN L180 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 16:51:08,941 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 16:51:14,002 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 16:51:15,695 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-12-09 16:51:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:15,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2756 states and 3119 transitions. [2018-12-09 16:51:15,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3119 transitions. [2018-12-09 16:51:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 16:51:15,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 16:51:17,671 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:51:18,561 WARN L180 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-09 16:51:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:20,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2764 states and 3125 transitions. [2018-12-09 16:51:20,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3125 transitions. [2018-12-09 16:51:20,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 16:51:20,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 16:51:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:21,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2765 states and 3127 transitions. [2018-12-09 16:51:21,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 3127 transitions. [2018-12-09 16:51:21,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 16:51:21,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 16:51:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 2824 states and 3188 transitions. [2018-12-09 16:51:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 3188 transitions. [2018-12-09 16:51:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 16:51:24,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 16:51:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2833 states and 3196 transitions. [2018-12-09 16:51:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3196 transitions. [2018-12-09 16:51:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 16:51:25,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 16:51:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 2857 states and 3219 transitions. [2018-12-09 16:51:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 3219 transitions. [2018-12-09 16:51:26,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 16:51:26,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 16:51:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2861 states and 3225 transitions. [2018-12-09 16:51:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3225 transitions. [2018-12-09 16:51:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 16:51:28,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 16:51:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 2917 states and 3282 transitions. [2018-12-09 16:51:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3282 transitions. [2018-12-09 16:51:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 16:51:29,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 16:51:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:30,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2926 states and 3290 transitions. [2018-12-09 16:51:30,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 3290 transitions. [2018-12-09 16:51:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 16:51:30,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 16:51:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 2930 states and 3295 transitions. [2018-12-09 16:51:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 3295 transitions. [2018-12-09 16:51:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 16:51:32,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 422 proven. 4 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-09 16:51:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2974 states and 3341 transitions. [2018-12-09 16:51:37,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 3341 transitions. [2018-12-09 16:51:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 16:51:37,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 422 proven. 4 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-09 16:51:39,519 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-12-09 16:51:40,356 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 16:51:42,511 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:51:44,192 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:51:44,908 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:51:49,256 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-09 16:51:49,816 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:51:51,601 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:51:52,802 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-09 16:51:54,270 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:51:56,123 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-09 16:51:56,604 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 16:51:57,216 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:51:57,747 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:51:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:51:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3011 states and 3381 transitions. [2018-12-09 16:51:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3381 transitions. [2018-12-09 16:51:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 16:51:59,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:51:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:51:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 422 proven. 4 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-09 16:52:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3012 states and 3381 transitions. [2018-12-09 16:52:00,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 3381 transitions. [2018-12-09 16:52:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 16:52:00,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 422 proven. 4 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2018-12-09 16:52:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3014 states and 3381 transitions. [2018-12-09 16:52:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 3381 transitions. [2018-12-09 16:52:01,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-12-09 16:52:01,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 612 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 16:52:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 3017 states and 3385 transitions. [2018-12-09 16:52:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3385 transitions. [2018-12-09 16:52:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-12-09 16:52:01,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 612 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 16:52:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 3082 states and 3450 transitions. [2018-12-09 16:52:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3450 transitions. [2018-12-09 16:52:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 16:52:02,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-09 16:52:03,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:03,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3106 states and 3473 transitions. [2018-12-09 16:52:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3473 transitions. [2018-12-09 16:52:03,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 16:52:03,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 16:52:04,491 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 16:52:06,577 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-09 16:52:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 3119 states and 3487 transitions. [2018-12-09 16:52:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 3487 transitions. [2018-12-09 16:52:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 16:52:07,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:08,270 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 16:52:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3123 states and 3493 transitions. [2018-12-09 16:52:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3493 transitions. [2018-12-09 16:52:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 16:52:09,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 16:52:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 3180 states and 3551 transitions. [2018-12-09 16:52:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3551 transitions. [2018-12-09 16:52:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 16:52:11,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 16:52:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3188 states and 3558 transitions. [2018-12-09 16:52:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 3558 transitions. [2018-12-09 16:52:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 16:52:11,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 16:52:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3189 states and 3560 transitions. [2018-12-09 16:52:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 3560 transitions. [2018-12-09 16:52:14,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 16:52:14,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 16:52:15,727 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 16:52:17,536 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2018-12-09 16:52:19,123 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2018-12-09 16:52:20,912 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-12-09 16:52:24,877 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-12-09 16:52:28,869 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 16:52:31,777 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 16:52:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3229 states and 3602 transitions. [2018-12-09 16:52:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 3602 transitions. [2018-12-09 16:52:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 16:52:32,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:33,042 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 16:52:35,109 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 16:52:35,724 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2018-12-09 16:52:37,585 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2018-12-09 16:52:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3257 states and 3630 transitions. [2018-12-09 16:52:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 3630 transitions. [2018-12-09 16:52:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 16:52:39,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:39,792 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 16:52:45,846 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 16:52:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3297 states and 3669 transitions. [2018-12-09 16:52:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 3669 transitions. [2018-12-09 16:52:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 16:52:49,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 16:52:50,870 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 16:52:51,733 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-09 16:52:53,453 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 16:52:55,250 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-09 16:52:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:56,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3344 states and 3717 transitions. [2018-12-09 16:52:56,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 3717 transitions. [2018-12-09 16:52:56,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 16:52:56,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:56,457 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 16:52:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3347 states and 3721 transitions. [2018-12-09 16:52:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3721 transitions. [2018-12-09 16:52:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 16:52:56,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:57,087 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 16:52:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3412 states and 3786 transitions. [2018-12-09 16:52:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 3786 transitions. [2018-12-09 16:52:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-09 16:52:57,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-09 16:52:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 3436 states and 3811 transitions. [2018-12-09 16:52:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 3811 transitions. [2018-12-09 16:52:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-09 16:52:59,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:52:59,475 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-09 16:52:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:52:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 3480 states and 3855 transitions. [2018-12-09 16:52:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 3855 transitions. [2018-12-09 16:52:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:52:59,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:52:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:53:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:53:05,502 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-09 16:53:05,968 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 25 [2018-12-09 16:53:06,437 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:53:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:53:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3551 states and 3949 transitions. [2018-12-09 16:53:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 3949 transitions. [2018-12-09 16:53:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:53:15,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:53:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:53:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:53:25,192 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 16:53:26,575 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2018-12-09 16:53:28,748 WARN L180 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2018-12-09 16:53:30,868 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-12-09 16:53:34,461 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 35 [2018-12-09 16:53:35,221 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2018-12-09 16:53:38,901 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-09 16:53:40,105 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2018-12-09 16:53:43,845 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 16:53:45,121 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-12-09 16:53:47,816 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2018-12-09 16:53:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:53:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 3614 states and 4022 transitions. [2018-12-09 16:53:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 4022 transitions. [2018-12-09 16:53:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:53:52,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:53:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:53:52,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:53:53,784 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2018-12-09 16:53:54,223 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2018-12-09 16:53:58,271 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2018-12-09 16:54:01,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 3656 states and 4066 transitions. [2018-12-09 16:54:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4066 transitions. [2018-12-09 16:54:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:01,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:05,651 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 16:54:06,249 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-09 16:54:07,515 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-12-09 16:54:07,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 3665 states and 4087 transitions. [2018-12-09 16:54:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 4087 transitions. [2018-12-09 16:54:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:07,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 3667 states and 4088 transitions. [2018-12-09 16:54:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3667 states and 4088 transitions. [2018-12-09 16:54:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:08,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 3691 states and 4111 transitions. [2018-12-09 16:54:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 4111 transitions. [2018-12-09 16:54:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:12,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 3694 states and 4116 transitions. [2018-12-09 16:54:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 4116 transitions. [2018-12-09 16:54:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:18,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:24,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 3718 states and 4139 transitions. [2018-12-09 16:54:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 4139 transitions. [2018-12-09 16:54:24,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:24,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 3719 states and 4139 transitions. [2018-12-09 16:54:25,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4139 transitions. [2018-12-09 16:54:25,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:25,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:25,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:27,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 3727 states and 4146 transitions. [2018-12-09 16:54:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 4146 transitions. [2018-12-09 16:54:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 16:54:27,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 16:54:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 3730 states and 4150 transitions. [2018-12-09 16:54:29,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 4150 transitions. [2018-12-09 16:54:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:29,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:31,426 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2018-12-09 16:54:31,870 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-09 16:54:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 3754 states and 4185 transitions. [2018-12-09 16:54:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3754 states and 4185 transitions. [2018-12-09 16:54:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:37,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:39,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 3765 states and 4200 transitions. [2018-12-09 16:54:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 3765 states and 4200 transitions. [2018-12-09 16:54:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:39,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:45,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3783 states and 4220 transitions. [2018-12-09 16:54:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 4220 transitions. [2018-12-09 16:54:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:45,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:47,201 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2018-12-09 16:54:49,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 3790 states and 4227 transitions. [2018-12-09 16:54:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3790 states and 4227 transitions. [2018-12-09 16:54:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:49,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:51,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 3793 states and 4231 transitions. [2018-12-09 16:54:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3793 states and 4231 transitions. [2018-12-09 16:54:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:51,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 3818 states and 4257 transitions. [2018-12-09 16:54:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 4257 transitions. [2018-12-09 16:54:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:52,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 3819 states and 4258 transitions. [2018-12-09 16:54:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3819 states and 4258 transitions. [2018-12-09 16:54:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:53,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:55,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 3821 states and 4258 transitions. [2018-12-09 16:54:55,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 4258 transitions. [2018-12-09 16:54:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:55,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:56,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 3830 states and 4268 transitions. [2018-12-09 16:54:56,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3830 states and 4268 transitions. [2018-12-09 16:54:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:56,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:54:57,441 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-12-09 16:54:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:54:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 3833 states and 4271 transitions. [2018-12-09 16:54:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 4271 transitions. [2018-12-09 16:54:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-09 16:54:59,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:54:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:54:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 16:55:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:01,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3857 states and 4294 transitions. [2018-12-09 16:55:01,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 4294 transitions. [2018-12-09 16:55:01,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 16:55:01,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-09 16:55:10,872 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-12-09 16:55:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3861 states and 4304 transitions. [2018-12-09 16:55:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 4304 transitions. [2018-12-09 16:55:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 16:55:11,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-09 16:55:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 3864 states and 4308 transitions. [2018-12-09 16:55:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 4308 transitions. [2018-12-09 16:55:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 16:55:20,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-09 16:55:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 3867 states and 4312 transitions. [2018-12-09 16:55:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3867 states and 4312 transitions. [2018-12-09 16:55:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:27,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:28,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 3868 states and 4313 transitions. [2018-12-09 16:55:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 4313 transitions. [2018-12-09 16:55:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:28,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 3869 states and 4314 transitions. [2018-12-09 16:55:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4314 transitions. [2018-12-09 16:55:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:28,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:33,287 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2018-12-09 16:55:33,912 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2018-12-09 16:55:36,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 3873 states and 4319 transitions. [2018-12-09 16:55:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 4319 transitions. [2018-12-09 16:55:36,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:36,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:40,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 3876 states and 4321 transitions. [2018-12-09 16:55:40,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 4321 transitions. [2018-12-09 16:55:40,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:40,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:40,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 3879 states and 4324 transitions. [2018-12-09 16:55:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 4324 transitions. [2018-12-09 16:55:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:40,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:42,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 3882 states and 4327 transitions. [2018-12-09 16:55:42,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 4327 transitions. [2018-12-09 16:55:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:42,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:42,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 3888 states and 4333 transitions. [2018-12-09 16:55:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3888 states and 4333 transitions. [2018-12-09 16:55:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:44,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 3891 states and 4335 transitions. [2018-12-09 16:55:50,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3891 states and 4335 transitions. [2018-12-09 16:55:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:50,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:51,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 3894 states and 4338 transitions. [2018-12-09 16:55:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4338 transitions. [2018-12-09 16:55:51,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:51,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 3897 states and 4341 transitions. [2018-12-09 16:55:52,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 4341 transitions. [2018-12-09 16:55:52,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:52,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 3900 states and 4344 transitions. [2018-12-09 16:55:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3900 states and 4344 transitions. [2018-12-09 16:55:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:53,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 3903 states and 4347 transitions. [2018-12-09 16:55:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 4347 transitions. [2018-12-09 16:55:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:54,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:55,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 3906 states and 4350 transitions. [2018-12-09 16:55:55,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3906 states and 4350 transitions. [2018-12-09 16:55:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 16:55:55,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:55:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:55:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 16:55:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:55:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2821 states and 3133 transitions. [2018-12-09 16:55:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3133 transitions. [2018-12-09 16:55:55,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:55:55,844 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 186 iterations. [2018-12-09 16:55:55,850 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 16:55:56,278 WARN L180 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 59 [2018-12-09 16:55:56,589 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 57 [2018-12-09 16:55:57,003 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 54 [2018-12-09 16:55:57,357 WARN L180 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-09 16:55:57,743 WARN L180 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 56 [2018-12-09 16:55:58,206 WARN L180 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 56 [2018-12-09 16:55:58,490 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 41 [2018-12-09 16:55:58,878 WARN L180 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 53 [2018-12-09 16:55:59,298 WARN L180 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 57 [2018-12-09 16:55:59,431 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2018-12-09 16:55:59,585 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 43 [2018-12-09 16:55:59,803 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2018-12-09 16:56:00,287 WARN L180 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 57 [2018-12-09 16:56:00,655 WARN L180 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 53 [2018-12-09 16:56:00,846 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 49 [2018-12-09 16:56:01,224 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 53 [2018-12-09 16:56:01,570 WARN L180 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 51 [2018-12-09 16:56:01,828 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2018-12-09 16:56:02,403 WARN L180 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 57 [2018-12-09 16:56:02,510 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2018-12-09 16:56:02,630 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 40 [2018-12-09 16:56:03,045 WARN L180 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 58 [2018-12-09 16:56:03,420 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 16:56:03,851 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 57 [2018-12-09 16:56:04,276 WARN L180 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 56 [2018-12-09 16:56:04,514 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 51 [2018-12-09 16:56:04,940 WARN L180 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 16:56:05,248 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 16:56:05,572 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 53 [2018-12-09 16:56:05,881 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 51 [2018-12-09 16:56:06,256 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 57 [2018-12-09 16:56:06,367 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 37 [2018-12-09 16:56:06,725 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 16:56:07,009 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 54 [2018-12-09 16:56:07,130 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2018-12-09 16:56:07,394 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 51 [2018-12-09 16:56:07,879 WARN L180 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2018-12-09 16:56:08,040 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 44 [2018-12-09 16:56:08,410 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 53 [2018-12-09 16:56:08,755 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 51 [2018-12-09 16:56:09,240 WARN L180 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2018-12-09 16:56:09,765 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 56 [2018-12-09 16:56:10,277 WARN L180 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2018-12-09 16:56:10,524 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 51 [2018-12-09 16:56:10,675 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 43 [2018-12-09 16:56:11,142 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 57 [2018-12-09 16:56:11,372 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 41 [2018-12-09 16:56:11,540 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2018-12-09 16:56:11,803 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2018-12-09 16:56:12,045 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 51 [2018-12-09 16:56:12,383 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 59 [2018-12-09 16:56:12,490 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2018-12-09 16:56:12,889 WARN L180 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 59 [2018-12-09 16:56:13,269 WARN L180 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 52 [2018-12-09 16:56:13,727 WARN L180 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 57 [2018-12-09 16:56:13,932 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 37 [2018-12-09 16:56:14,211 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-12-09 16:56:14,567 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 55 [2018-12-09 16:56:15,006 WARN L180 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 59 [2018-12-09 16:56:15,167 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2018-12-09 16:56:15,543 WARN L180 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2018-12-09 16:56:15,909 WARN L180 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 56 [2018-12-09 16:56:16,402 WARN L180 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 57 [2018-12-09 16:56:16,645 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 51 [2018-12-09 16:56:16,645 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 16:56:16,647 INFO L583 CodeCheckObserver]: Invariant with dag size 39 [2018-12-09 16:56:16,656 INFO L583 CodeCheckObserver]: Invariant with dag size 41 [2018-12-09 16:56:16,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:56:16 ImpRootNode [2018-12-09 16:56:16,658 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:56:16,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:56:16,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:56:16,659 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:56:16,660 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:44:59" (3/4) ... [2018-12-09 16:56:16,663 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:56:16,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 16:56:16,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 16:56:16,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 16:56:16,679 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 16:56:16,745 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_24a5afad-5c8d-4520-87cb-d58fd14d28db/bin-2019/ukojak/witness.graphml [2018-12-09 16:56:16,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:56:16,746 INFO L168 Benchmark]: Toolchain (without parser) took 678713.23 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 950.6 MB in the beginning and 323.9 MB in the end (delta: 626.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,746 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:56:16,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.94 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,747 INFO L168 Benchmark]: Boogie Preprocessor took 27.26 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,747 INFO L168 Benchmark]: RCFGBuilder took 1034.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.3 MB in the end (delta: 212.9 MB). Peak memory consumption was 212.9 MB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,747 INFO L168 Benchmark]: CodeCheck took 677208.31 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 921.3 MB in the beginning and 323.9 MB in the end (delta: 597.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,747 INFO L168 Benchmark]: Witness Printer took 86.31 ms. Allocated memory is still 2.5 GB. Free memory was 323.9 MB in the beginning and 323.9 MB in the end (delta: 2.5 kB). Peak memory consumption was 2.5 kB. Max. memory is 11.5 GB. [2018-12-09 16:56:16,749 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, 198 locations, 1 error locations. SAFE Result, 656.3s OverallTime, 186 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 842010360 SDtfs, -1652703830 SDslu, 993329620 SDs, 0 SdLazy, -252157498 SolverSat, 268566528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1584.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 325412 GetRequests, 315518 SyntacticMatches, 7572 SemanticMatches, 2322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4476274 ImplicationChecksByTransitivity, 604.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 47.3s InterpolantComputationTime, 51071 NumberOfCodeBlocks, 51071 NumberOfCodeBlocksAsserted, 185 NumberOfCheckSat, 50886 ConstructedInterpolants, 0 QuantifiedInterpolants, 92704115 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 185 InterpolantComputations, 119 PerfectInterpolantSequences, 99850/100621 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: 551]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((((((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1) && a16 == 5) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 6)) || !(a8 == 15)) || (((((!(a7 == 1) && a16 == 4) && a12 == 8) && a21 == 1) && a20 == 1) && !(a17 == 1))) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a7 == 1) && a12 == 8) && a21 == 1) && a20 == 1) && a16 == 6) && !(a17 == 1))) || (((((!(a7 == 1) && a17 == 1) && a12 == 8) && a21 == 1) && a16 == 6) && a20 <= 0)) || ((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5)) || (((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a17 == 1) && a12 == 8) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((!(a8 == 15) || ((((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1) && a16 == 5)) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 6)) || (((((!(a7 == 1) && a16 == 4) && a12 == 8) && a21 == 1) && a20 == 1) && !(a17 == 1))) || (((((!(a7 == 1) && a12 == 8) && a21 == 1) && a20 == 1) && a16 == 6) && !(a17 == 1))) || (((((!(a7 == 1) && a17 == 1) && a12 == 8) && a21 == 1) && a16 == 6) && a20 <= 0)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5)) || ((((a17 == 1 && a12 == 8) && a21 == 1) && a7 <= 0) && a16 == 5)) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a17 == 1) && a12 == 8) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.94 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.26 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1034.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.3 MB in the end (delta: 212.9 MB). Peak memory consumption was 212.9 MB. Max. memory is 11.5 GB. * CodeCheck took 677208.31 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 921.3 MB in the beginning and 323.9 MB in the end (delta: 597.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 86.31 ms. Allocated memory is still 2.5 GB. Free memory was 323.9 MB in the beginning and 323.9 MB in the end (delta: 2.5 kB). Peak memory consumption was 2.5 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...