./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/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 c5d4c7b38a296f79910d0f6d17d9b88307731454 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:08:19,451 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:08:19,452 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:08:19,459 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:08:19,459 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:08:19,460 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:08:19,461 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:08:19,462 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:08:19,463 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:08:19,463 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:08:19,464 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:08:19,464 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:08:19,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:08:19,465 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:08:19,466 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:08:19,467 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:08:19,467 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:08:19,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:08:19,470 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:08:19,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:08:19,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:08:19,472 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:08:19,474 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:08:19,474 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:08:19,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:08:19,475 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:08:19,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:08:19,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:08:19,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:08:19,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:08:19,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:08:19,478 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:08:19,478 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:08:19,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:08:19,479 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:08:19,479 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:08:19,479 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:08:19,489 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:08:19,489 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:08:19,490 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:08:19,490 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:08:19,490 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:08:19,490 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:08:19,491 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:08:19,491 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:08:19,492 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:08:19,492 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:08:19,492 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:08:19,492 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:08:19,493 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:08:19,493 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:08:19,493 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:08:19,493 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:08:19,493 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_c4ebea62-c8a0-439b-9267-04b7afbd52ef/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 -> c5d4c7b38a296f79910d0f6d17d9b88307731454 [2018-11-18 11:08:19,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:08:19,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:08:19,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:08:19,525 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:08:19,526 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:08:19,526 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c [2018-11-18 11:08:19,562 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/data/68c54af86/c611257703aa46f8b1f9b2d50c27d47f/FLAGa12bb5a40 [2018-11-18 11:08:20,012 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:08:20,013 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/sv-benchmarks/c/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c [2018-11-18 11:08:20,021 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/data/68c54af86/c611257703aa46f8b1f9b2d50c27d47f/FLAGa12bb5a40 [2018-11-18 11:08:20,033 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/data/68c54af86/c611257703aa46f8b1f9b2d50c27d47f [2018-11-18 11:08:20,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:08:20,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:08:20,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:08:20,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:08:20,039 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:08:20,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20, skipping insertion in model container [2018-11-18 11:08:20,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:08:20,083 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:08:20,320 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:08:20,323 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:08:20,391 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:08:20,400 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:08:20,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20 WrapperNode [2018-11-18 11:08:20,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:08:20,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:08:20,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:08:20,401 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:08:20,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:08:20,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:08:20,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:08:20,504 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:08:20,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... [2018-11-18 11:08:20,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:08:20,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:08:20,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:08:20,552 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:08:20,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:08:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:08:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:08:20,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:08:20,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:08:21,919 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:08:21,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:21 BoogieIcfgContainer [2018-11-18 11:08:21,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:08:21,920 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:08:21,920 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:08:21,927 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:08:21,927 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:21" (1/1) ... [2018-11-18 11:08:21,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:08:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 11:08:21,965 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 11:08:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 11:08:21,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:22,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2018-11-18 11:08:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-11-18 11:08:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 11:08:22,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 218 states and 316 transitions. [2018-11-18 11:08:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 316 transitions. [2018-11-18 11:08:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 11:08:23,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2018-11-18 11:08:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2018-11-18 11:08:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 11:08:23,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:23,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 295 states and 404 transitions. [2018-11-18 11:08:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 404 transitions. [2018-11-18 11:08:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 11:08:23,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:24,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 303 states and 418 transitions. [2018-11-18 11:08:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 418 transitions. [2018-11-18 11:08:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 11:08:24,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,164 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 306 states and 423 transitions. [2018-11-18 11:08:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 423 transitions. [2018-11-18 11:08:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 11:08:24,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 310 states and 429 transitions. [2018-11-18 11:08:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 429 transitions. [2018-11-18 11:08:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:08:24,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 319 states and 449 transitions. [2018-11-18 11:08:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 449 transitions. [2018-11-18 11:08:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:08:24,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:25,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 325 states and 456 transitions. [2018-11-18 11:08:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 456 transitions. [2018-11-18 11:08:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:08:25,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,124 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 330 states and 462 transitions. [2018-11-18 11:08:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 462 transitions. [2018-11-18 11:08:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 11:08:25,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 335 states and 468 transitions. [2018-11-18 11:08:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 468 transitions. [2018-11-18 11:08:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 11:08:25,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:26,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 350 states and 490 transitions. [2018-11-18 11:08:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 490 transitions. [2018-11-18 11:08:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 11:08:26,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 359 states and 503 transitions. [2018-11-18 11:08:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 503 transitions. [2018-11-18 11:08:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 11:08:26,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 365 states and 510 transitions. [2018-11-18 11:08:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 510 transitions. [2018-11-18 11:08:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:08:27,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 368 states and 516 transitions. [2018-11-18 11:08:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 516 transitions. [2018-11-18 11:08:27,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 11:08:27,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 369 states and 518 transitions. [2018-11-18 11:08:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 518 transitions. [2018-11-18 11:08:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:08:27,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:27,745 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:28,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 380 states and 531 transitions. [2018-11-18 11:08:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 531 transitions. [2018-11-18 11:08:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:08:28,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:28,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 381 states and 533 transitions. [2018-11-18 11:08:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 533 transitions. [2018-11-18 11:08:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:08:28,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,619 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 386 states and 538 transitions. [2018-11-18 11:08:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 538 transitions. [2018-11-18 11:08:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 11:08:28,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:28,685 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 404 states and 564 transitions. [2018-11-18 11:08:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 564 transitions. [2018-11-18 11:08:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 11:08:29,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 414 states and 577 transitions. [2018-11-18 11:08:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 577 transitions. [2018-11-18 11:08:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:08:29,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 415 states and 578 transitions. [2018-11-18 11:08:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 578 transitions. [2018-11-18 11:08:29,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:08:29,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 422 states and 586 transitions. [2018-11-18 11:08:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 586 transitions. [2018-11-18 11:08:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:08:29,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:29,787 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 424 states and 588 transitions. [2018-11-18 11:08:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 588 transitions. [2018-11-18 11:08:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 11:08:29,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 438 states and 607 transitions. [2018-11-18 11:08:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 607 transitions. [2018-11-18 11:08:30,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:30,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 439 states and 609 transitions. [2018-11-18 11:08:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 609 transitions. [2018-11-18 11:08:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 11:08:30,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 448 states and 620 transitions. [2018-11-18 11:08:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 620 transitions. [2018-11-18 11:08:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 11:08:30,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,582 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 456 states and 628 transitions. [2018-11-18 11:08:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 628 transitions. [2018-11-18 11:08:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:08:30,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 461 states and 633 transitions. [2018-11-18 11:08:30,867 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 633 transitions. [2018-11-18 11:08:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:08:30,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 463 states and 635 transitions. [2018-11-18 11:08:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 635 transitions. [2018-11-18 11:08:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:08:30,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:30,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 464 states and 637 transitions. [2018-11-18 11:08:30,932 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 637 transitions. [2018-11-18 11:08:30,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:08:30,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 471 states and 644 transitions. [2018-11-18 11:08:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 644 transitions. [2018-11-18 11:08:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:08:31,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:31,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:31,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 474 states and 647 transitions. [2018-11-18 11:08:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 647 transitions. [2018-11-18 11:08:31,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:08:31,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:32,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 502 states and 677 transitions. [2018-11-18 11:08:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 677 transitions. [2018-11-18 11:08:32,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:08:32,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:32,061 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:08:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 503 states and 678 transitions. [2018-11-18 11:08:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 678 transitions. [2018-11-18 11:08:32,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:08:32,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:32,204 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 505 states and 680 transitions. [2018-11-18 11:08:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 680 transitions. [2018-11-18 11:08:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 11:08:32,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:32,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 532 states and 710 transitions. [2018-11-18 11:08:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 710 transitions. [2018-11-18 11:08:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 11:08:32,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 533 states and 711 transitions. [2018-11-18 11:08:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 711 transitions. [2018-11-18 11:08:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 11:08:32,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 559 states and 744 transitions. [2018-11-18 11:08:34,323 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 744 transitions. [2018-11-18 11:08:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:08:34,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,348 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 567 states and 752 transitions. [2018-11-18 11:08:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 752 transitions. [2018-11-18 11:08:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:08:34,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,474 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:34,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 573 states and 759 transitions. [2018-11-18 11:08:34,581 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 759 transitions. [2018-11-18 11:08:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 11:08:34,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,598 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:34,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 574 states and 760 transitions. [2018-11-18 11:08:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 760 transitions. [2018-11-18 11:08:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 11:08:34,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,627 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 11:08:34,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:34,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 575 states and 761 transitions. [2018-11-18 11:08:34,644 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 761 transitions. [2018-11-18 11:08:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:08:34,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:35,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 589 states and 786 transitions. [2018-11-18 11:08:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 786 transitions. [2018-11-18 11:08:35,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 11:08:35,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:35,605 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:36,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 595 states and 792 transitions. [2018-11-18 11:08:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 792 transitions. [2018-11-18 11:08:36,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:08:36,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 601 states and 801 transitions. [2018-11-18 11:08:36,800 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 801 transitions. [2018-11-18 11:08:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 11:08:36,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 611 states and 811 transitions. [2018-11-18 11:08:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 811 transitions. [2018-11-18 11:08:36,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:08:36,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:37,202 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 660 states and 867 transitions. [2018-11-18 11:08:39,112 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 867 transitions. [2018-11-18 11:08:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 11:08:39,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:39,244 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:39,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 670 states and 885 transitions. [2018-11-18 11:08:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 885 transitions. [2018-11-18 11:08:39,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 11:08:39,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 675 states and 891 transitions. [2018-11-18 11:08:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 891 transitions. [2018-11-18 11:08:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:40,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 713 states and 933 transitions. [2018-11-18 11:08:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 933 transitions. [2018-11-18 11:08:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:41,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:41,700 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 726 states and 958 transitions. [2018-11-18 11:08:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 958 transitions. [2018-11-18 11:08:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:42,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 748 states and 980 transitions. [2018-11-18 11:08:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 980 transitions. [2018-11-18 11:08:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:43,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:44,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 759 states and 992 transitions. [2018-11-18 11:08:44,287 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 992 transitions. [2018-11-18 11:08:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:44,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 760 states and 994 transitions. [2018-11-18 11:08:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 994 transitions. [2018-11-18 11:08:44,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:44,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:08:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 764 states and 998 transitions. [2018-11-18 11:08:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 998 transitions. [2018-11-18 11:08:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:08:44,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 769 states and 1006 transitions. [2018-11-18 11:08:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1006 transitions. [2018-11-18 11:08:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 11:08:45,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 782 states and 1019 transitions. [2018-11-18 11:08:45,114 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1019 transitions. [2018-11-18 11:08:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:08:45,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 796 states and 1035 transitions. [2018-11-18 11:08:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1035 transitions. [2018-11-18 11:08:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:45,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 804 states and 1053 transitions. [2018-11-18 11:08:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1053 transitions. [2018-11-18 11:08:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:47,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 806 states and 1056 transitions. [2018-11-18 11:08:47,698 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1056 transitions. [2018-11-18 11:08:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 11:08:47,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:47,859 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:08:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 808 states and 1057 transitions. [2018-11-18 11:08:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1057 transitions. [2018-11-18 11:08:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:08:48,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:08:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 852 states and 1108 transitions. [2018-11-18 11:08:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1108 transitions. [2018-11-18 11:08:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:08:50,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:08:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 891 states and 1151 transitions. [2018-11-18 11:08:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1151 transitions. [2018-11-18 11:08:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 11:08:52,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:08:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 898 states and 1158 transitions. [2018-11-18 11:08:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1158 transitions. [2018-11-18 11:08:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 11:08:52,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:52,500 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:08:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 911 states and 1180 transitions. [2018-11-18 11:08:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1180 transitions. [2018-11-18 11:08:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 11:08:54,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:08:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 916 states and 1187 transitions. [2018-11-18 11:08:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1187 transitions. [2018-11-18 11:08:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 11:08:55,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 11:08:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 918 states and 1191 transitions. [2018-11-18 11:08:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1191 transitions. [2018-11-18 11:08:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:08:55,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 11:08:55,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:55,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 922 states and 1202 transitions. [2018-11-18 11:08:55,601 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1202 transitions. [2018-11-18 11:08:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 11:08:55,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:55,621 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:08:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 931 states and 1214 transitions. [2018-11-18 11:08:55,661 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1214 transitions. [2018-11-18 11:08:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 11:08:55,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 11:08:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 965 states and 1252 transitions. [2018-11-18 11:08:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1252 transitions. [2018-11-18 11:08:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:08:56,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:08:56,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:56,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 984 states and 1271 transitions. [2018-11-18 11:08:56,558 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1271 transitions. [2018-11-18 11:08:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:08:56,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 11:08:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:56,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 986 states and 1272 transitions. [2018-11-18 11:08:56,602 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1272 transitions. [2018-11-18 11:08:56,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 11:08:56,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:08:58,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:58,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1011 states and 1306 transitions. [2018-11-18 11:08:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1306 transitions. [2018-11-18 11:08:58,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:08:58,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:08:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:08:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1015 states and 1310 transitions. [2018-11-18 11:08:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1310 transitions. [2018-11-18 11:08:58,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 11:08:58,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:08:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:08:59,050 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1040 states and 1337 transitions. [2018-11-18 11:09:00,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1337 transitions. [2018-11-18 11:09:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:09:00,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:09:01,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:01,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1041 states and 1340 transitions. [2018-11-18 11:09:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1340 transitions. [2018-11-18 11:09:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 11:09:01,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:09:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1042 states and 1341 transitions. [2018-11-18 11:09:01,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1341 transitions. [2018-11-18 11:09:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 11:09:01,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:01,406 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 11:09:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1045 states and 1351 transitions. [2018-11-18 11:09:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1351 transitions. [2018-11-18 11:09:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 11:09:01,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:01,777 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 11:09:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1046 states and 1352 transitions. [2018-11-18 11:09:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1352 transitions. [2018-11-18 11:09:02,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 11:09:02,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 11:09:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1055 states and 1369 transitions. [2018-11-18 11:09:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1369 transitions. [2018-11-18 11:09:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:09:03,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1113 states and 1431 transitions. [2018-11-18 11:09:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1431 transitions. [2018-11-18 11:09:05,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 11:09:05,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1124 states and 1441 transitions. [2018-11-18 11:09:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1441 transitions. [2018-11-18 11:09:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:09:06,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:06,606 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:09:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1131 states and 1450 transitions. [2018-11-18 11:09:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1450 transitions. [2018-11-18 11:09:07,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:09:07,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:09:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1132 states and 1450 transitions. [2018-11-18 11:09:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1450 transitions. [2018-11-18 11:09:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:09:07,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:09:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1133 states and 1450 transitions. [2018-11-18 11:09:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1450 transitions. [2018-11-18 11:09:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 11:09:07,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1134 states and 1452 transitions. [2018-11-18 11:09:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1452 transitions. [2018-11-18 11:09:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:09:07,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 94 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:12,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1177 states and 1508 transitions. [2018-11-18 11:09:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1508 transitions. [2018-11-18 11:09:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:09:12,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 94 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:13,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1189 states and 1520 transitions. [2018-11-18 11:09:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1520 transitions. [2018-11-18 11:09:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:09:13,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:09:14,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1247 states and 1581 transitions. [2018-11-18 11:09:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1581 transitions. [2018-11-18 11:09:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 11:09:14,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:09:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1248 states and 1582 transitions. [2018-11-18 11:09:15,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1582 transitions. [2018-11-18 11:09:15,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:15,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 131 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:17,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1259 states and 1594 transitions. [2018-11-18 11:09:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1594 transitions. [2018-11-18 11:09:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:17,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 131 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1261 states and 1595 transitions. [2018-11-18 11:09:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1595 transitions. [2018-11-18 11:09:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:17,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 131 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:18,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:18,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1266 states and 1601 transitions. [2018-11-18 11:09:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1601 transitions. [2018-11-18 11:09:18,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:18,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:18,519 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1333 states and 1680 transitions. [2018-11-18 11:09:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1680 transitions. [2018-11-18 11:09:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:20,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:20,454 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1334 states and 1680 transitions. [2018-11-18 11:09:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1680 transitions. [2018-11-18 11:09:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:09:20,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:21,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1339 states and 1689 transitions. [2018-11-18 11:09:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1689 transitions. [2018-11-18 11:09:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:09:21,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 101 proven. 26 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 11:09:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1364 states and 1725 transitions. [2018-11-18 11:09:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1725 transitions. [2018-11-18 11:09:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:09:24,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:24,506 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 101 proven. 26 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 11:09:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1376 states and 1740 transitions. [2018-11-18 11:09:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1740 transitions. [2018-11-18 11:09:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:09:25,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 11:09:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1399 states and 1769 transitions. [2018-11-18 11:09:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1769 transitions. [2018-11-18 11:09:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 11:09:27,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:09:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1418 states and 1788 transitions. [2018-11-18 11:09:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1788 transitions. [2018-11-18 11:09:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:09:27,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 11:09:27,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:27,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1419 states and 1789 transitions. [2018-11-18 11:09:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1789 transitions. [2018-11-18 11:09:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:09:27,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:09:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1420 states and 1791 transitions. [2018-11-18 11:09:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1791 transitions. [2018-11-18 11:09:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:09:28,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:09:28,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1421 states and 1793 transitions. [2018-11-18 11:09:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1793 transitions. [2018-11-18 11:09:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:09:28,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:31,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1454 states and 1832 transitions. [2018-11-18 11:09:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1832 transitions. [2018-11-18 11:09:31,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:09:31,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:32,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1456 states and 1834 transitions. [2018-11-18 11:09:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1834 transitions. [2018-11-18 11:09:32,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:09:32,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:09:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1496 states and 1880 transitions. [2018-11-18 11:09:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1880 transitions. [2018-11-18 11:09:36,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:09:36,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:09:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:37,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1516 states and 1902 transitions. [2018-11-18 11:09:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1902 transitions. [2018-11-18 11:09:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:09:37,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 11:09:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1521 states and 1908 transitions. [2018-11-18 11:09:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1908 transitions. [2018-11-18 11:09:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:09:37,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 191 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 11:09:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1522 states and 1909 transitions. [2018-11-18 11:09:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1909 transitions. [2018-11-18 11:09:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:09:38,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 113 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:09:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1524 states and 1911 transitions. [2018-11-18 11:09:39,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1911 transitions. [2018-11-18 11:09:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:09:39,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:40,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1544 states and 1932 transitions. [2018-11-18 11:09:40,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1932 transitions. [2018-11-18 11:09:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:09:40,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1563 states and 1949 transitions. [2018-11-18 11:09:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1949 transitions. [2018-11-18 11:09:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 11:09:41,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 165 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:09:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1564 states and 1950 transitions. [2018-11-18 11:09:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1950 transitions. [2018-11-18 11:09:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 11:09:43,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 187 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:49,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1615 states and 2014 transitions. [2018-11-18 11:09:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2014 transitions. [2018-11-18 11:09:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 11:09:49,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 187 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1630 states and 2027 transitions. [2018-11-18 11:09:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2027 transitions. [2018-11-18 11:09:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 11:09:50,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 187 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:09:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1632 states and 2029 transitions. [2018-11-18 11:09:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2029 transitions. [2018-11-18 11:09:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:09:51,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1706 states and 2116 transitions. [2018-11-18 11:09:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2116 transitions. [2018-11-18 11:09:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 11:09:54,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:09:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:09:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1708 states and 2117 transitions. [2018-11-18 11:09:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2117 transitions. [2018-11-18 11:09:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:09:55,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:09:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:09:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:10:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1770 states and 2193 transitions. [2018-11-18 11:10:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2193 transitions. [2018-11-18 11:10:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:10:02,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:10:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1813 states and 2239 transitions. [2018-11-18 11:10:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2239 transitions. [2018-11-18 11:10:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:10:06,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:06,324 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 32 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:10:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1823 states and 2248 transitions. [2018-11-18 11:10:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2248 transitions. [2018-11-18 11:10:07,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 11:10:07,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 11:10:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1838 states and 2265 transitions. [2018-11-18 11:10:08,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2265 transitions. [2018-11-18 11:10:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 11:10:08,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 161 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:12,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1860 states and 2292 transitions. [2018-11-18 11:10:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2292 transitions. [2018-11-18 11:10:12,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 11:10:12,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 161 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1874 states and 2306 transitions. [2018-11-18 11:10:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2306 transitions. [2018-11-18 11:10:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:10:14,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:10:16,039 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-11-18 11:10:18,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1885 states and 2319 transitions. [2018-11-18 11:10:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2319 transitions. [2018-11-18 11:10:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:10:18,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:10:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1922 states and 2357 transitions. [2018-11-18 11:10:20,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2357 transitions. [2018-11-18 11:10:20,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 11:10:20,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 199 proven. 42 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:10:22,220 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 23 [2018-11-18 11:10:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1953 states and 2397 transitions. [2018-11-18 11:10:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2397 transitions. [2018-11-18 11:10:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 11:10:25,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 206 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:10:27,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1958 states and 2404 transitions. [2018-11-18 11:10:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2404 transitions. [2018-11-18 11:10:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:10:27,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:10:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1964 states and 2410 transitions. [2018-11-18 11:10:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2410 transitions. [2018-11-18 11:10:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:10:28,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:10:30,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:30,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1968 states and 2416 transitions. [2018-11-18 11:10:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2416 transitions. [2018-11-18 11:10:30,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:10:30,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 11:10:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:30,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1970 states and 2417 transitions. [2018-11-18 11:10:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2417 transitions. [2018-11-18 11:10:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:10:30,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 157 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1983 states and 2430 transitions. [2018-11-18 11:10:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2430 transitions. [2018-11-18 11:10:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:10:31,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 157 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1987 states and 2434 transitions. [2018-11-18 11:10:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2434 transitions. [2018-11-18 11:10:32,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:10:32,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 173 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:34,817 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-11-18 11:10:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2015 states and 2464 transitions. [2018-11-18 11:10:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2464 transitions. [2018-11-18 11:10:36,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:10:36,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 173 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2021 states and 2473 transitions. [2018-11-18 11:10:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2473 transitions. [2018-11-18 11:10:37,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:10:37,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:38,396 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 173 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:10:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:39,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 2037 states and 2491 transitions. [2018-11-18 11:10:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2491 transitions. [2018-11-18 11:10:39,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 11:10:39,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-18 11:10:41,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:41,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2108 states and 2566 transitions. [2018-11-18 11:10:41,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2566 transitions. [2018-11-18 11:10:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 11:10:41,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 61 proven. 148 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:10:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 2183 states and 2653 transitions. [2018-11-18 11:10:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2653 transitions. [2018-11-18 11:10:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 11:10:45,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:10:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2184 states and 2654 transitions. [2018-11-18 11:10:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2654 transitions. [2018-11-18 11:10:45,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 11:10:45,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:10:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:46,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2185 states and 2654 transitions. [2018-11-18 11:10:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2654 transitions. [2018-11-18 11:10:46,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 11:10:46,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-18 11:10:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2209 states and 2685 transitions. [2018-11-18 11:10:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 2685 transitions. [2018-11-18 11:10:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 11:10:48,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-18 11:10:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2214 states and 2691 transitions. [2018-11-18 11:10:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2691 transitions. [2018-11-18 11:10:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 11:10:48,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-18 11:10:50,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:50,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2240 states and 2725 transitions. [2018-11-18 11:10:50,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2725 transitions. [2018-11-18 11:10:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 11:10:50,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:52,769 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 11:10:56,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2268 states and 2754 transitions. [2018-11-18 11:10:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2754 transitions. [2018-11-18 11:10:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 11:10:56,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 11:10:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:10:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2300 states and 2785 transitions. [2018-11-18 11:10:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2785 transitions. [2018-11-18 11:10:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:10:59,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:10:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:10:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2319 states and 2803 transitions. [2018-11-18 11:11:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2803 transitions. [2018-11-18 11:11:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:00,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:01,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2323 states and 2807 transitions. [2018-11-18 11:11:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2807 transitions. [2018-11-18 11:11:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:01,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2329 states and 2813 transitions. [2018-11-18 11:11:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2813 transitions. [2018-11-18 11:11:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:02,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2330 states and 2813 transitions. [2018-11-18 11:11:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2813 transitions. [2018-11-18 11:11:03,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:03,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2331 states and 2813 transitions. [2018-11-18 11:11:03,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2813 transitions. [2018-11-18 11:11:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:03,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 11:11:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:04,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2333 states and 2817 transitions. [2018-11-18 11:11:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2817 transitions. [2018-11-18 11:11:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:04,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 19 proven. 308 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 11:11:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 2462 states and 2995 transitions. [2018-11-18 11:11:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 2995 transitions. [2018-11-18 11:11:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:15,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 118 proven. 222 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:11:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:16,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2472 states and 3009 transitions. [2018-11-18 11:11:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3009 transitions. [2018-11-18 11:11:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:16,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 118 proven. 222 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:11:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2538 states and 3076 transitions. [2018-11-18 11:11:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3076 transitions. [2018-11-18 11:11:18,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 11:11:18,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:18,297 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 118 proven. 222 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:11:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2541 states and 3078 transitions. [2018-11-18 11:11:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3078 transitions. [2018-11-18 11:11:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 11:11:18,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:19,060 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 11:11:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:22,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2588 states and 3133 transitions. [2018-11-18 11:11:22,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3133 transitions. [2018-11-18 11:11:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 11:11:22,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 11:11:23,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 2593 states and 3138 transitions. [2018-11-18 11:11:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3138 transitions. [2018-11-18 11:11:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-18 11:11:23,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-18 11:11:28,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:28,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 2730 states and 3282 transitions. [2018-11-18 11:11:28,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3282 transitions. [2018-11-18 11:11:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-18 11:11:28,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 459 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:11:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2731 states and 3284 transitions. [2018-11-18 11:11:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3284 transitions. [2018-11-18 11:11:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-18 11:11:30,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 459 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 11:11:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:30,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 2732 states and 3286 transitions. [2018-11-18 11:11:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3286 transitions. [2018-11-18 11:11:30,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-18 11:11:30,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:31,438 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 318 proven. 140 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:11:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 2791 states and 3351 transitions. [2018-11-18 11:11:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3351 transitions. [2018-11-18 11:11:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 11:11:37,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:37,620 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 451 proven. 8 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 11:11:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2796 states and 3358 transitions. [2018-11-18 11:11:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3358 transitions. [2018-11-18 11:11:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 11:11:38,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 451 proven. 8 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 11:11:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2797 states and 3359 transitions. [2018-11-18 11:11:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 3359 transitions. [2018-11-18 11:11:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 11:11:39,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:11:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:11:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 334 proven. 5 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-18 11:11:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:11:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2729 states and 3290 transitions. [2018-11-18 11:11:39,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 3290 transitions. [2018-11-18 11:11:39,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:11:39,979 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 166 iterations. [2018-11-18 11:11:39,985 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:11:40,133 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2018-11-18 11:11:40,244 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 39 [2018-11-18 11:11:40,374 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2018-11-18 11:11:40,482 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 39 [2018-11-18 11:11:40,601 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-18 11:11:40,765 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-18 11:11:40,898 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2018-11-18 11:11:41,041 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2018-11-18 11:11:41,177 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2018-11-18 11:11:41,409 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 18 [2018-11-18 11:11:41,552 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2018-11-18 11:11:41,665 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2018-11-18 11:11:41,847 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2018-11-18 11:11:41,985 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2018-11-18 11:11:42,233 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2018-11-18 11:11:42,453 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2018-11-18 11:11:42,570 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-18 11:11:42,719 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-18 11:11:43,111 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2018-11-18 11:11:43,295 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-18 11:11:43,413 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-18 11:11:43,529 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2018-11-18 11:11:43,747 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 39 [2018-11-18 11:11:43,920 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-18 11:11:44,070 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 18 [2018-11-18 11:11:44,188 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-18 11:11:44,513 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2018-11-18 11:11:44,679 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2018-11-18 11:11:44,938 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-11-18 11:11:45,142 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2018-11-18 11:11:45,310 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2018-11-18 11:11:45,573 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 18 [2018-11-18 11:11:45,709 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2018-11-18 11:11:46,046 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 39 [2018-11-18 11:11:46,213 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 39 [2018-11-18 11:11:46,348 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 18 [2018-11-18 11:11:46,647 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2018-11-18 11:11:46,841 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 39 [2018-11-18 11:11:46,949 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 39 [2018-11-18 11:11:47,121 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2018-11-18 11:11:47,289 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-18 11:11:47,405 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-18 11:11:47,545 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2018-11-18 11:11:47,648 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 18 [2018-11-18 11:11:47,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:11:47,650 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-18 11:11:47,655 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-18 11:11:47,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:11:47 ImpRootNode [2018-11-18 11:11:47,656 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:11:47,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:11:47,656 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:11:47,656 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:11:47,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:08:21" (3/4) ... [2018-11-18 11:11:47,661 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:11:47,674 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 11:11:47,675 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 11:11:47,676 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 11:11:47,676 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 11:11:47,753 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c4ebea62-c8a0-439b-9267-04b7afbd52ef/bin-2019/ukojak/witness.graphml [2018-11-18 11:11:47,753 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:11:47,754 INFO L168 Benchmark]: Toolchain (without parser) took 207718.13 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 951.2 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,754 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:11:47,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.29 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 916.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -214.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,755 INFO L168 Benchmark]: Boogie Preprocessor took 46.92 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,755 INFO L168 Benchmark]: RCFGBuilder took 1368.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.8 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,755 INFO L168 Benchmark]: CodeCheck took 205735.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 898.8 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,755 INFO L168 Benchmark]: Witness Printer took 97.00 ms. Allocated memory is still 4.7 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 9.7 kB). Peak memory consumption was 9.7 kB. Max. memory is 11.5 GB. [2018-11-18 11:11:47,757 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, 199 locations, 1 error locations. SAFE Result, 198.0s OverallTime, 166 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 830556180 SDtfs, 474614114 SDslu, -1462564120 SDs, 0 SdLazy, 645471070 SolverSat, -1433049912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 520.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179081 GetRequests, 171551 SyntacticMatches, 5682 SemanticMatches, 1848 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2480447 ImplicationChecksByTransitivity, 177.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 24.4s InterpolantComputationTime, 26803 NumberOfCodeBlocks, 26803 NumberOfCodeBlocksAsserted, 165 NumberOfCheckSat, 26638 ConstructedInterpolants, 0 QuantifiedInterpolants, 27573627 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 165 InterpolantComputations, 116 PerfectInterpolantSequences, 22801/24970 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: 482]: 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: (((!(a16 == 5) || a7 == 1) || !(a17 == 1)) || !(a20 == 1)) || !(a8 == 13) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 5) || !(a17 == 1)) || a7 == 1) || !(a20 == 1)) || !(a8 == 13) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.29 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 916.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -214.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.92 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1368.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 898.8 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. * CodeCheck took 205735.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 898.8 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 97.00 ms. Allocated memory is still 4.7 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 9.7 kB). Peak memory consumption was 9.7 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...