./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:45:38,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:45:38,405 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:45:38,411 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:45:38,412 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:45:38,412 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:45:38,413 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:45:38,414 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:45:38,415 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:45:38,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:45:38,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:45:38,416 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:45:38,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:45:38,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:45:38,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:45:38,418 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:45:38,419 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:45:38,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:45:38,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:45:38,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:45:38,422 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:45:38,423 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:45:38,424 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:45:38,424 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:45:38,424 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:45:38,425 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:45:38,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:45:38,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:45:38,426 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:45:38,427 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:45:38,427 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:45:38,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:45:38,428 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:45:38,428 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:45:38,428 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:45:38,429 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:45:38,429 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 23:45:38,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:45:38,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:45:38,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:45:38,437 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 23:45:38,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:45:38,438 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:45:38,438 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:45:38,439 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 23:45:38,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:45:38,439 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:45:38,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:45:38,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:45:38,440 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_4aadf64c-ceca-44aa-ba26-6080f3f08958/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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2018-12-08 23:45:38,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:45:38,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:45:38,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:45:38,469 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:45:38,470 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:45:38,470 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c [2018-12-08 23:45:38,516 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/data/deda1385b/6fa40d85c49a405ba6548ce76430a3ae/FLAG87ed8dcda [2018-12-08 23:45:38,955 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:45:38,955 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c [2018-12-08 23:45:38,962 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/data/deda1385b/6fa40d85c49a405ba6548ce76430a3ae/FLAG87ed8dcda [2018-12-08 23:45:38,971 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/data/deda1385b/6fa40d85c49a405ba6548ce76430a3ae [2018-12-08 23:45:38,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:45:38,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:45:38,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:38,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:45:38,976 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:45:38,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:38" (1/1) ... [2018-12-08 23:45:38,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:38, skipping insertion in model container [2018-12-08 23:45:38,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:38" (1/1) ... [2018-12-08 23:45:38,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:45:39,004 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:45:39,172 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:39,175 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:45:39,219 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:39,272 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:45:39,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39 WrapperNode [2018-12-08 23:45:39,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:39,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:39,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:45:39,273 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:45:39,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:39,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:45:39,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:45:39,312 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:45:39,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... [2018-12-08 23:45:39,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:45:39,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:45:39,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:45:39,341 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:45:39,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:45:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:45:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:45:40,389 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:45:40,389 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 23:45:40,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:40 BoogieIcfgContainer [2018-12-08 23:45:40,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:45:40,390 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 23:45:40,391 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 23:45:40,400 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 23:45:40,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:40" (1/1) ... [2018-12-08 23:45:40,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 23:45:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 23:45:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 23:45:40,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-08 23:45:40,968 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-08 23:45:40,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 23:45:40,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:41,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 242 states and 334 transitions. [2018-12-08 23:45:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 334 transitions. [2018-12-08 23:45:41,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 23:45:41,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 23:45:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 243 states and 335 transitions. [2018-12-08 23:45:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 335 transitions. [2018-12-08 23:45:41,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 23:45:41,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 260 states and 361 transitions. [2018-12-08 23:45:41,616 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2018-12-08 23:45:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 23:45:41,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:41,698 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:41,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-12-08 23:45:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-12-08 23:45:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 23:45:41,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:42,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 281 states and 389 transitions. [2018-12-08 23:45:42,022 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 389 transitions. [2018-12-08 23:45:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 23:45:42,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:42,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:42,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 360 states and 471 transitions. [2018-12-08 23:45:42,474 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 471 transitions. [2018-12-08 23:45:42,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 23:45:42,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:42,543 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:45:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 407 states and 519 transitions. [2018-12-08 23:45:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 519 transitions. [2018-12-08 23:45:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 23:45:42,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 459 states and 577 transitions. [2018-12-08 23:45:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 577 transitions. [2018-12-08 23:45:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 23:45:43,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 497 states and 618 transitions. [2018-12-08 23:45:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 618 transitions. [2018-12-08 23:45:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 23:45:43,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:43,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 516 states and 643 transitions. [2018-12-08 23:45:43,837 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 643 transitions. [2018-12-08 23:45:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 23:45:43,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:43,865 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 518 states and 645 transitions. [2018-12-08 23:45:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 645 transitions. [2018-12-08 23:45:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 23:45:43,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:44,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:44,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 538 states and 674 transitions. [2018-12-08 23:45:44,232 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 674 transitions. [2018-12-08 23:45:44,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 23:45:44,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 552 states and 689 transitions. [2018-12-08 23:45:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 689 transitions. [2018-12-08 23:45:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 23:45:44,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:45:44,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 570 states and 712 transitions. [2018-12-08 23:45:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 712 transitions. [2018-12-08 23:45:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 23:45:44,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:45:44,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 573 states and 715 transitions. [2018-12-08 23:45:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 715 transitions. [2018-12-08 23:45:44,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 23:45:44,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-08 23:45:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 591 states and 735 transitions. [2018-12-08 23:45:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 735 transitions. [2018-12-08 23:45:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 23:45:45,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:45,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 595 states and 739 transitions. [2018-12-08 23:45:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 739 transitions. [2018-12-08 23:45:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 23:45:45,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 23:45:45,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 609 states and 753 transitions. [2018-12-08 23:45:45,350 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 753 transitions. [2018-12-08 23:45:45,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 23:45:45,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 610 states and 754 transitions. [2018-12-08 23:45:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 754 transitions. [2018-12-08 23:45:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 23:45:45,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 23:45:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 612 states and 757 transitions. [2018-12-08 23:45:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 757 transitions. [2018-12-08 23:45:45,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 23:45:45,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:45:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 628 states and 778 transitions. [2018-12-08 23:45:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 778 transitions. [2018-12-08 23:45:45,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 23:45:45,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:45:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 630 states and 779 transitions. [2018-12-08 23:45:45,994 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 779 transitions. [2018-12-08 23:45:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 23:45:45,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 660 states and 817 transitions. [2018-12-08 23:45:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 817 transitions. [2018-12-08 23:45:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 23:45:46,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:46,723 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 673 states and 833 transitions. [2018-12-08 23:45:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 833 transitions. [2018-12-08 23:45:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 23:45:47,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 690 states and 852 transitions. [2018-12-08 23:45:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 852 transitions. [2018-12-08 23:45:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 23:45:47,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:47,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 693 states and 855 transitions. [2018-12-08 23:45:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 855 transitions. [2018-12-08 23:45:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 23:45:47,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:48,158 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 23:45:48,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:48,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 702 states and 869 transitions. [2018-12-08 23:45:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 869 transitions. [2018-12-08 23:45:48,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 23:45:48,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:48,945 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 715 states and 883 transitions. [2018-12-08 23:45:49,035 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 883 transitions. [2018-12-08 23:45:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 23:45:49,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:49,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 733 states and 904 transitions. [2018-12-08 23:45:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 904 transitions. [2018-12-08 23:45:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 23:45:49,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 736 states and 907 transitions. [2018-12-08 23:45:49,333 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 907 transitions. [2018-12-08 23:45:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 23:45:49,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:45:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 739 states and 909 transitions. [2018-12-08 23:45:49,447 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 909 transitions. [2018-12-08 23:45:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 23:45:49,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 23:45:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 740 states and 910 transitions. [2018-12-08 23:45:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 910 transitions. [2018-12-08 23:45:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 23:45:49,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:45:49,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 756 states and 926 transitions. [2018-12-08 23:45:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 926 transitions. [2018-12-08 23:45:49,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 23:45:49,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:49,713 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:45:49,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 758 states and 929 transitions. [2018-12-08 23:45:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 929 transitions. [2018-12-08 23:45:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-08 23:45:49,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:50,014 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 23:45:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:50,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 762 states and 932 transitions. [2018-12-08 23:45:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 932 transitions. [2018-12-08 23:45:50,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 23:45:50,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-08 23:45:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 763 states and 935 transitions. [2018-12-08 23:45:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 935 transitions. [2018-12-08 23:45:50,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 23:45:50,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-08 23:45:50,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 764 states and 936 transitions. [2018-12-08 23:45:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 936 transitions. [2018-12-08 23:45:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-08 23:45:50,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:45:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 778 states and 952 transitions. [2018-12-08 23:45:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 952 transitions. [2018-12-08 23:45:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 23:45:50,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:50,990 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 808 states and 983 transitions. [2018-12-08 23:45:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 983 transitions. [2018-12-08 23:45:51,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 23:45:51,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:45:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 844 states and 1029 transitions. [2018-12-08 23:45:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1029 transitions. [2018-12-08 23:45:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 23:45:52,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,590 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:45:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 846 states and 1033 transitions. [2018-12-08 23:45:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1033 transitions. [2018-12-08 23:45:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 23:45:52,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 849 states and 1036 transitions. [2018-12-08 23:45:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1036 transitions. [2018-12-08 23:45:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 23:45:52,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:52,975 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 871 states and 1057 transitions. [2018-12-08 23:45:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1057 transitions. [2018-12-08 23:45:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 23:45:53,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-08 23:45:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 874 states and 1060 transitions. [2018-12-08 23:45:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1060 transitions. [2018-12-08 23:45:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 23:45:53,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 876 states and 1062 transitions. [2018-12-08 23:45:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1062 transitions. [2018-12-08 23:45:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-08 23:45:53,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:45:53,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 878 states and 1064 transitions. [2018-12-08 23:45:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1064 transitions. [2018-12-08 23:45:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 23:45:53,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:45:54,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 930 states and 1124 transitions. [2018-12-08 23:45:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1124 transitions. [2018-12-08 23:45:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 23:45:54,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,030 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 959 states and 1153 transitions. [2018-12-08 23:45:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1153 transitions. [2018-12-08 23:45:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 23:45:54,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 23:45:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 997 states and 1198 transitions. [2018-12-08 23:45:56,994 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1198 transitions. [2018-12-08 23:45:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 23:45:56,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:45:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1016 states and 1222 transitions. [2018-12-08 23:45:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1222 transitions. [2018-12-08 23:45:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 23:45:57,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:45:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1028 states and 1235 transitions. [2018-12-08 23:45:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1235 transitions. [2018-12-08 23:45:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 23:45:58,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:45:58,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1030 states and 1236 transitions. [2018-12-08 23:45:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1236 transitions. [2018-12-08 23:45:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-08 23:45:58,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:45:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1031 states and 1237 transitions. [2018-12-08 23:45:58,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1237 transitions. [2018-12-08 23:45:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 23:45:58,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:45:58,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1048 states and 1254 transitions. [2018-12-08 23:45:58,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1254 transitions. [2018-12-08 23:45:58,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 23:45:58,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:45:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:58,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1050 states and 1255 transitions. [2018-12-08 23:45:58,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1255 transitions. [2018-12-08 23:45:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 23:45:58,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:45:59,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1052 states and 1256 transitions. [2018-12-08 23:45:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1256 transitions. [2018-12-08 23:45:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 23:45:59,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1065 states and 1270 transitions. [2018-12-08 23:45:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1270 transitions. [2018-12-08 23:45:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 23:45:59,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,649 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:45:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:45:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1068 states and 1273 transitions. [2018-12-08 23:45:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1273 transitions. [2018-12-08 23:45:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 23:45:59,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:45:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-08 23:46:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1147 states and 1363 transitions. [2018-12-08 23:46:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1363 transitions. [2018-12-08 23:46:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-08 23:46:01,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 23:46:03,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1192 states and 1411 transitions. [2018-12-08 23:46:03,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1411 transitions. [2018-12-08 23:46:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-08 23:46:03,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1194 states and 1413 transitions. [2018-12-08 23:46:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1413 transitions. [2018-12-08 23:46:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-08 23:46:03,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:46:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1265 states and 1489 transitions. [2018-12-08 23:46:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1489 transitions. [2018-12-08 23:46:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 23:46:04,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 23:46:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:05,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1314 states and 1540 transitions. [2018-12-08 23:46:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1540 transitions. [2018-12-08 23:46:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-08 23:46:05,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 23:46:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:06,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1317 states and 1543 transitions. [2018-12-08 23:46:06,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1543 transitions. [2018-12-08 23:46:06,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 23:46:06,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-08 23:46:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1319 states and 1545 transitions. [2018-12-08 23:46:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1545 transitions. [2018-12-08 23:46:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 23:46:06,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 23:46:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1395 states and 1628 transitions. [2018-12-08 23:46:07,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1628 transitions. [2018-12-08 23:46:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 23:46:07,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 23:46:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1405 states and 1638 transitions. [2018-12-08 23:46:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1638 transitions. [2018-12-08 23:46:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 23:46:08,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 23:46:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1449 states and 1682 transitions. [2018-12-08 23:46:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1682 transitions. [2018-12-08 23:46:09,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 23:46:09,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1453 states and 1686 transitions. [2018-12-08 23:46:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1686 transitions. [2018-12-08 23:46:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 23:46:09,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:09,502 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 23:46:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1485 states and 1725 transitions. [2018-12-08 23:46:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1725 transitions. [2018-12-08 23:46:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 23:46:10,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-08 23:46:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1486 states and 1726 transitions. [2018-12-08 23:46:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1726 transitions. [2018-12-08 23:46:10,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 23:46:10,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:10,588 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:15,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1506 states and 1749 transitions. [2018-12-08 23:46:15,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1749 transitions. [2018-12-08 23:46:15,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 23:46:15,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:15,549 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 221 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1521 states and 1766 transitions. [2018-12-08 23:46:16,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1766 transitions. [2018-12-08 23:46:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 23:46:16,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:46:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1523 states and 1769 transitions. [2018-12-08 23:46:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1769 transitions. [2018-12-08 23:46:16,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 23:46:16,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:16,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1527 states and 1774 transitions. [2018-12-08 23:46:16,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1774 transitions. [2018-12-08 23:46:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 23:46:16,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:17,433 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:46:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1577 states and 1827 transitions. [2018-12-08 23:46:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1827 transitions. [2018-12-08 23:46:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 23:46:18,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1585 states and 1835 transitions. [2018-12-08 23:46:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1835 transitions. [2018-12-08 23:46:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 23:46:19,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:46:19,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:19,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1586 states and 1835 transitions. [2018-12-08 23:46:19,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1835 transitions. [2018-12-08 23:46:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 23:46:19,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 23:46:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1592 states and 1840 transitions. [2018-12-08 23:46:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1840 transitions. [2018-12-08 23:46:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 23:46:19,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:46:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1607 states and 1858 transitions. [2018-12-08 23:46:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1858 transitions. [2018-12-08 23:46:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-08 23:46:21,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-08 23:46:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1610 states and 1862 transitions. [2018-12-08 23:46:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1862 transitions. [2018-12-08 23:46:21,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 23:46:21,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 23:46:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:21,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1615 states and 1868 transitions. [2018-12-08 23:46:21,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1868 transitions. [2018-12-08 23:46:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 23:46:21,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:46:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1666 states and 1931 transitions. [2018-12-08 23:46:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1931 transitions. [2018-12-08 23:46:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 23:46:27,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:46:27,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:27,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1668 states and 1933 transitions. [2018-12-08 23:46:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1933 transitions. [2018-12-08 23:46:27,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 23:46:27,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:46:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1672 states and 1940 transitions. [2018-12-08 23:46:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1940 transitions. [2018-12-08 23:46:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 23:46:27,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:46:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:28,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1673 states and 1941 transitions. [2018-12-08 23:46:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1941 transitions. [2018-12-08 23:46:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 23:46:28,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:46:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1689 states and 1963 transitions. [2018-12-08 23:46:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1963 transitions. [2018-12-08 23:46:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 23:46:30,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:46:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:30,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1693 states and 1966 transitions. [2018-12-08 23:46:30,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1966 transitions. [2018-12-08 23:46:30,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 23:46:30,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-12-08 23:46:30,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1694 states and 1966 transitions. [2018-12-08 23:46:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1966 transitions. [2018-12-08 23:46:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 23:46:30,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 23:46:35,073 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2018-12-08 23:46:36,222 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-08 23:46:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1747 states and 2024 transitions. [2018-12-08 23:46:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2024 transitions. [2018-12-08 23:46:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-08 23:46:37,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 23:46:38,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1749 states and 2025 transitions. [2018-12-08 23:46:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2025 transitions. [2018-12-08 23:46:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-08 23:46:38,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-08 23:46:39,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:39,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1772 states and 2053 transitions. [2018-12-08 23:46:39,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2053 transitions. [2018-12-08 23:46:39,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-08 23:46:39,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:46:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1783 states and 2069 transitions. [2018-12-08 23:46:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2069 transitions. [2018-12-08 23:46:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 23:46:42,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:46:43,946 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-08 23:46:44,887 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-12-08 23:46:45,388 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-08 23:46:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1861 states and 2150 transitions. [2018-12-08 23:46:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2150 transitions. [2018-12-08 23:46:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-08 23:46:46,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:46:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1863 states and 2151 transitions. [2018-12-08 23:46:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2151 transitions. [2018-12-08 23:46:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 23:46:47,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 23:46:48,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:48,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1896 states and 2191 transitions. [2018-12-08 23:46:48,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2191 transitions. [2018-12-08 23:46:48,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 23:46:48,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:48,286 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 23:46:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1904 states and 2198 transitions. [2018-12-08 23:46:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2198 transitions. [2018-12-08 23:46:48,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-08 23:46:48,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 23:46:49,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1909 states and 2205 transitions. [2018-12-08 23:46:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2205 transitions. [2018-12-08 23:46:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 23:46:49,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 23:46:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1921 states and 2217 transitions. [2018-12-08 23:46:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2217 transitions. [2018-12-08 23:46:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-08 23:46:49,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 23:46:49,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1926 states and 2221 transitions. [2018-12-08 23:46:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2221 transitions. [2018-12-08 23:46:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 23:46:49,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-08 23:46:51,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:51,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1941 states and 2238 transitions. [2018-12-08 23:46:51,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2238 transitions. [2018-12-08 23:46:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 23:46:51,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:51,310 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-08 23:46:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1951 states and 2248 transitions. [2018-12-08 23:46:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2248 transitions. [2018-12-08 23:46:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 23:46:52,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-08 23:46:52,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:52,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1953 states and 2249 transitions. [2018-12-08 23:46:52,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2249 transitions. [2018-12-08 23:46:52,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-08 23:46:52,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-08 23:46:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1955 states and 2250 transitions. [2018-12-08 23:46:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2250 transitions. [2018-12-08 23:46:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-08 23:46:53,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 23:46:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:53,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1975 states and 2273 transitions. [2018-12-08 23:46:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2273 transitions. [2018-12-08 23:46:53,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 23:46:53,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-08 23:46:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1978 states and 2275 transitions. [2018-12-08 23:46:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2275 transitions. [2018-12-08 23:46:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-08 23:46:53,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 23:46:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2071 states and 2371 transitions. [2018-12-08 23:46:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2371 transitions. [2018-12-08 23:46:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 23:46:55,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:55,389 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-08 23:46:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:46:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2076 states and 2377 transitions. [2018-12-08 23:46:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2377 transitions. [2018-12-08 23:46:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 23:46:55,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:46:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:46:58,077 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:47:01,265 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-08 23:47:02,077 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-08 23:47:03,308 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-08 23:47:04,155 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-08 23:47:05,355 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-12-08 23:47:06,448 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2018-12-08 23:47:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2129 states and 2434 transitions. [2018-12-08 23:47:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2434 transitions. [2018-12-08 23:47:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-08 23:47:08,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:08,471 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 23:47:09,030 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-12-08 23:47:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2132 states and 2437 transitions. [2018-12-08 23:47:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2437 transitions. [2018-12-08 23:47:10,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 23:47:10,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:14,334 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2018-12-08 23:47:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2171 states and 2487 transitions. [2018-12-08 23:47:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2487 transitions. [2018-12-08 23:47:20,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 23:47:20,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:20,529 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2178 states and 2493 transitions. [2018-12-08 23:47:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2493 transitions. [2018-12-08 23:47:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-08 23:47:21,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2182 states and 2496 transitions. [2018-12-08 23:47:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2496 transitions. [2018-12-08 23:47:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 23:47:22,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-08 23:47:24,785 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-08 23:47:26,803 WARN L180 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2018-12-08 23:47:28,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2227 states and 2543 transitions. [2018-12-08 23:47:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2543 transitions. [2018-12-08 23:47:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 23:47:28,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2248 states and 2567 transitions. [2018-12-08 23:47:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2567 transitions. [2018-12-08 23:47:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 23:47:30,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-08 23:47:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2250 states and 2568 transitions. [2018-12-08 23:47:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2568 transitions. [2018-12-08 23:47:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 23:47:31,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2253 states and 2570 transitions. [2018-12-08 23:47:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2570 transitions. [2018-12-08 23:47:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 23:47:32,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 23:47:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2257 states and 2573 transitions. [2018-12-08 23:47:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2573 transitions. [2018-12-08 23:47:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 23:47:33,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2018-12-08 23:47:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2284 states and 2600 transitions. [2018-12-08 23:47:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2600 transitions. [2018-12-08 23:47:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 23:47:34,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2018-12-08 23:47:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2331 states and 2645 transitions. [2018-12-08 23:47:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2645 transitions. [2018-12-08 23:47:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 23:47:34,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:34,833 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2018-12-08 23:47:35,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:35,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2332 states and 2645 transitions. [2018-12-08 23:47:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2645 transitions. [2018-12-08 23:47:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 23:47:35,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:35,401 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:47:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2375 states and 2693 transitions. [2018-12-08 23:47:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2693 transitions. [2018-12-08 23:47:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 23:47:37,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:37,453 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:47:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:38,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2378 states and 2695 transitions. [2018-12-08 23:47:38,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2695 transitions. [2018-12-08 23:47:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-08 23:47:38,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:38,276 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 191 proven. 15 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-08 23:47:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2384 states and 2703 transitions. [2018-12-08 23:47:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2703 transitions. [2018-12-08 23:47:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-08 23:47:39,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-08 23:47:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2404 states and 2723 transitions. [2018-12-08 23:47:41,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2723 transitions. [2018-12-08 23:47:41,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-08 23:47:41,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:42,126 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-12-08 23:47:43,244 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2018-12-08 23:47:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 23:47:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2434 states and 2756 transitions. [2018-12-08 23:47:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2756 transitions. [2018-12-08 23:47:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-08 23:47:47,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-12-08 23:47:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2447 states and 2775 transitions. [2018-12-08 23:47:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2775 transitions. [2018-12-08 23:47:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-08 23:47:49,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-12-08 23:47:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2452 states and 2780 transitions. [2018-12-08 23:47:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2780 transitions. [2018-12-08 23:47:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:47:50,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:47:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2463 states and 2801 transitions. [2018-12-08 23:47:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 2801 transitions. [2018-12-08 23:47:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:47:51,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:51,222 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:47:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:51,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2468 states and 2806 transitions. [2018-12-08 23:47:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2806 transitions. [2018-12-08 23:47:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 23:47:51,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-08 23:47:52,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2472 states and 2810 transitions. [2018-12-08 23:47:52,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2810 transitions. [2018-12-08 23:47:52,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:47:52,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:47:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:47:59,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2520 states and 2878 transitions. [2018-12-08 23:47:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 2878 transitions. [2018-12-08 23:47:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:47:59,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:47:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2566 states and 2936 transitions. [2018-12-08 23:48:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 2936 transitions. [2018-12-08 23:48:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:02,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2571 states and 2940 transitions. [2018-12-08 23:48:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 2940 transitions. [2018-12-08 23:48:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:04,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:04,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2575 states and 2945 transitions. [2018-12-08 23:48:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2945 transitions. [2018-12-08 23:48:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:04,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:04,979 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2589 states and 2960 transitions. [2018-12-08 23:48:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 2960 transitions. [2018-12-08 23:48:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:05,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2592 states and 2962 transitions. [2018-12-08 23:48:06,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 2962 transitions. [2018-12-08 23:48:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:06,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2595 states and 2965 transitions. [2018-12-08 23:48:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2965 transitions. [2018-12-08 23:48:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:07,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:07,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2599 states and 2968 transitions. [2018-12-08 23:48:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 2968 transitions. [2018-12-08 23:48:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:07,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2609 states and 2977 transitions. [2018-12-08 23:48:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 2977 transitions. [2018-12-08 23:48:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:08,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2610 states and 2979 transitions. [2018-12-08 23:48:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 2979 transitions. [2018-12-08 23:48:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:09,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2619 states and 2989 transitions. [2018-12-08 23:48:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 2989 transitions. [2018-12-08 23:48:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 23:48:10,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 23:48:11,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:11,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2622 states and 2991 transitions. [2018-12-08 23:48:11,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 2991 transitions. [2018-12-08 23:48:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 23:48:11,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-08 23:48:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 2649 states and 3018 transitions. [2018-12-08 23:48:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3018 transitions. [2018-12-08 23:48:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 23:48:12,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-08 23:48:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:14,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2695 states and 3063 transitions. [2018-12-08 23:48:14,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 3063 transitions. [2018-12-08 23:48:14,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:14,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:14,268 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 2740 states and 3116 transitions. [2018-12-08 23:48:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3116 transitions. [2018-12-08 23:48:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:16,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2753 states and 3127 transitions. [2018-12-08 23:48:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3127 transitions. [2018-12-08 23:48:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:18,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2777 states and 3150 transitions. [2018-12-08 23:48:20,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3150 transitions. [2018-12-08 23:48:20,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:20,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:20,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2779 states and 3151 transitions. [2018-12-08 23:48:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3151 transitions. [2018-12-08 23:48:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:20,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:23,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2780 states and 3151 transitions. [2018-12-08 23:48:23,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3151 transitions. [2018-12-08 23:48:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-08 23:48:23,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 23:48:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:23,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2783 states and 3153 transitions. [2018-12-08 23:48:23,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3153 transitions. [2018-12-08 23:48:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:23,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2804 states and 3177 transitions. [2018-12-08 23:48:26,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3177 transitions. [2018-12-08 23:48:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:26,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 2807 states and 3180 transitions. [2018-12-08 23:48:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3180 transitions. [2018-12-08 23:48:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:26,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2834 states and 3208 transitions. [2018-12-08 23:48:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3208 transitions. [2018-12-08 23:48:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:28,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:29,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2844 states and 3220 transitions. [2018-12-08 23:48:29,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3220 transitions. [2018-12-08 23:48:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:29,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2848 states and 3225 transitions. [2018-12-08 23:48:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3225 transitions. [2018-12-08 23:48:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 23:48:30,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 23:48:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2851 states and 3227 transitions. [2018-12-08 23:48:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3227 transitions. [2018-12-08 23:48:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-08 23:48:30,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-08 23:48:35,062 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-08 23:48:36,694 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-08 23:48:37,583 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2018-12-08 23:48:39,184 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-08 23:48:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2906 states and 3287 transitions. [2018-12-08 23:48:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3287 transitions. [2018-12-08 23:48:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-08 23:48:41,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-08 23:48:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2909 states and 3290 transitions. [2018-12-08 23:48:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3290 transitions. [2018-12-08 23:48:41,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-08 23:48:41,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-08 23:48:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 2919 states and 3300 transitions. [2018-12-08 23:48:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 3300 transitions. [2018-12-08 23:48:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-08 23:48:45,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 236 proven. 129 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-12-08 23:48:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2957 states and 3341 transitions. [2018-12-08 23:48:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3341 transitions. [2018-12-08 23:48:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-08 23:48:47,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2018-12-08 23:48:49,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2958 states and 3341 transitions. [2018-12-08 23:48:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3341 transitions. [2018-12-08 23:48:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-12-08 23:48:49,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-12-08 23:48:49,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2972 states and 3355 transitions. [2018-12-08 23:48:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3355 transitions. [2018-12-08 23:48:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-08 23:48:49,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:49,805 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-08 23:48:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 2989 states and 3380 transitions. [2018-12-08 23:48:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3380 transitions. [2018-12-08 23:48:51,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-12-08 23:48:51,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:51,758 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 495 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-08 23:48:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3071 states and 3472 transitions. [2018-12-08 23:48:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3472 transitions. [2018-12-08 23:48:55,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-12-08 23:48:55,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-08 23:48:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:48:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3096 states and 3496 transitions. [2018-12-08 23:48:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3496 transitions. [2018-12-08 23:48:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-08 23:48:59,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:48:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:48:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 274 proven. 15 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2018-12-08 23:49:00,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3130 states and 3532 transitions. [2018-12-08 23:49:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3532 transitions. [2018-12-08 23:49:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:00,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:03,110 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-08 23:49:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3181 states and 3586 transitions. [2018-12-08 23:49:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 3586 transitions. [2018-12-08 23:49:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:14,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:14,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3185 states and 3592 transitions. [2018-12-08 23:49:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3592 transitions. [2018-12-08 23:49:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:14,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:17,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3216 states and 3625 transitions. [2018-12-08 23:49:17,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3625 transitions. [2018-12-08 23:49:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:17,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:17,840 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:18,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3219 states and 3628 transitions. [2018-12-08 23:49:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3219 states and 3628 transitions. [2018-12-08 23:49:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:18,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:18,945 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3247 states and 3656 transitions. [2018-12-08 23:49:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3656 transitions. [2018-12-08 23:49:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:23,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3250 states and 3659 transitions. [2018-12-08 23:49:23,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 3659 transitions. [2018-12-08 23:49:23,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:23,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3274 states and 3682 transitions. [2018-12-08 23:49:25,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 3682 transitions. [2018-12-08 23:49:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-08 23:49:25,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-08 23:49:28,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3318 states and 3725 transitions. [2018-12-08 23:49:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3318 states and 3725 transitions. [2018-12-08 23:49:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-08 23:49:28,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2018-12-08 23:49:30,136 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-08 23:49:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3327 states and 3734 transitions. [2018-12-08 23:49:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 3734 transitions. [2018-12-08 23:49:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-08 23:49:30,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2018-12-08 23:49:31,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3328 states and 3734 transitions. [2018-12-08 23:49:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3734 transitions. [2018-12-08 23:49:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-08 23:49:31,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:31,871 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 558 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-12-08 23:49:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3376 states and 3784 transitions. [2018-12-08 23:49:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3784 transitions. [2018-12-08 23:49:35,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-08 23:49:35,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:35,595 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 558 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-12-08 23:49:36,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3390 states and 3797 transitions. [2018-12-08 23:49:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3797 transitions. [2018-12-08 23:49:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-08 23:49:36,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:37,117 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 537 proven. 83 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-08 23:49:39,404 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-12-08 23:49:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3411 states and 3822 transitions. [2018-12-08 23:49:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3411 states and 3822 transitions. [2018-12-08 23:49:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-08 23:49:41,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 537 proven. 83 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-08 23:49:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:42,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 3412 states and 3823 transitions. [2018-12-08 23:49:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 3823 transitions. [2018-12-08 23:49:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-08 23:49:42,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 537 proven. 83 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-08 23:49:43,725 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 23:49:44,137 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-08 23:49:46,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3417 states and 3826 transitions. [2018-12-08 23:49:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3826 transitions. [2018-12-08 23:49:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 23:49:46,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-12-08 23:49:47,021 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-12-08 23:49:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3425 states and 3834 transitions. [2018-12-08 23:49:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3834 transitions. [2018-12-08 23:49:47,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-08 23:49:47,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 405 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2018-12-08 23:49:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3449 states and 3858 transitions. [2018-12-08 23:49:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 3858 transitions. [2018-12-08 23:49:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-08 23:49:48,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 405 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2018-12-08 23:49:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3468 states and 3876 transitions. [2018-12-08 23:49:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 3876 transitions. [2018-12-08 23:49:48,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-08 23:49:48,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 644 proven. 110 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-12-08 23:49:53,398 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-08 23:49:55,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3485 states and 3892 transitions. [2018-12-08 23:49:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 3892 transitions. [2018-12-08 23:49:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-12-08 23:49:55,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 313 proven. 25 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2018-12-08 23:49:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3486 states and 3892 transitions. [2018-12-08 23:49:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 3892 transitions. [2018-12-08 23:49:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-08 23:49:56,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:49:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-12-08 23:49:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:49:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3565 states and 3974 transitions. [2018-12-08 23:49:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 3974 transitions. [2018-12-08 23:49:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2018-12-08 23:49:59,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:49:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 577 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2018-12-08 23:50:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:00,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3567 states and 3975 transitions. [2018-12-08 23:50:00,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3567 states and 3975 transitions. [2018-12-08 23:50:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2018-12-08 23:50:00,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 631 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2018-12-08 23:50:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 3568 states and 3976 transitions. [2018-12-08 23:50:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3568 states and 3976 transitions. [2018-12-08 23:50:01,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2018-12-08 23:50:01,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 23:50:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:50:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 631 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2018-12-08 23:50:02,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 23:50:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 3486 states and 3891 transitions. [2018-12-08 23:50:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 3891 transitions. [2018-12-08 23:50:02,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 23:50:02,956 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 193 iterations. [2018-12-08 23:50:02,962 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 23:50:03,104 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 13 [2018-12-08 23:50:03,213 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 13 [2018-12-08 23:50:03,382 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-08 23:50:03,552 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2018-12-08 23:50:03,669 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 13 [2018-12-08 23:50:03,829 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 13 [2018-12-08 23:50:04,119 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-08 23:50:04,252 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-08 23:50:04,830 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2018-12-08 23:50:04,979 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2018-12-08 23:50:05,130 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2018-12-08 23:50:05,333 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 13 [2018-12-08 23:50:05,475 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-08 23:50:05,582 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 13 [2018-12-08 23:50:06,016 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2018-12-08 23:50:06,233 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 13 [2018-12-08 23:50:06,438 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2018-12-08 23:50:06,652 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 13 [2018-12-08 23:50:06,884 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2018-12-08 23:50:07,183 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2018-12-08 23:50:07,484 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-12-08 23:50:07,642 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2018-12-08 23:50:07,826 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2018-12-08 23:50:07,936 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2018-12-08 23:50:08,294 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-08 23:50:08,397 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 13 [2018-12-08 23:50:08,769 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2018-12-08 23:50:08,897 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2018-12-08 23:50:09,096 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2018-12-08 23:50:09,499 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2018-12-08 23:50:09,633 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 13 [2018-12-08 23:50:10,008 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 13 [2018-12-08 23:50:10,138 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2018-12-08 23:50:10,264 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2018-12-08 23:50:10,511 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-12-08 23:50:10,765 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 13 [2018-12-08 23:50:10,765 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 23:50:10,767 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-08 23:50:10,773 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-08 23:50:10,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:50:10 ImpRootNode [2018-12-08 23:50:10,773 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 23:50:10,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:50:10,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:50:10,774 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:50:10,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:40" (3/4) ... [2018-12-08 23:50:10,776 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 23:50:10,789 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 23:50:10,790 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 23:50:10,791 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 23:50:10,792 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 23:50:10,861 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4aadf64c-ceca-44aa-ba26-6080f3f08958/bin-2019/ukojak/witness.graphml [2018-12-08 23:50:10,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:50:10,862 INFO L168 Benchmark]: Toolchain (without parser) took 271889.50 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 987.2 MB). Free memory was 950.6 MB in the beginning and 1.6 GB in the end (delta: -599.5 MB). Peak memory consumption was 387.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,862 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:50:10,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -191.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:50:10,863 INFO L168 Benchmark]: Boogie Preprocessor took 28.43 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,863 INFO L168 Benchmark]: RCFGBuilder took 1049.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 224.4 MB). Peak memory consumption was 224.4 MB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,863 INFO L168 Benchmark]: CodeCheck took 270383.06 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 833.1 MB). Free memory was 910.8 MB in the beginning and 1.6 GB in the end (delta: -660.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,863 INFO L168 Benchmark]: Witness Printer took 87.67 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-12-08 23:50:10,865 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, 227 locations, 1 error locations. SAFE Result, 262.5s OverallTime, 193 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 399507616 SDtfs, 119626448 SDslu, -1483734080 SDs, 0 SdLazy, -1269802104 SolverSat, 872974528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 959.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 302617 GetRequests, 292810 SyntacticMatches, 8159 SemanticMatches, 1648 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2120556 ImplicationChecksByTransitivity, 228.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 26.1s InterpolantComputationTime, 48728 NumberOfCodeBlocks, 48728 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 48536 ConstructedInterpolants, 0 QuantifiedInterpolants, 63048677 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 192 InterpolantComputations, 123 PerfectInterpolantSequences, 66759/69504 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: 568]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 || a25 == 1) || !(a28 == 10)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || a17 == 8) || a25 == 1) || !(a28 == 10) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -191.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.43 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1049.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 224.4 MB). Peak memory consumption was 224.4 MB. Max. memory is 11.5 GB. * CodeCheck took 270383.06 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 833.1 MB). Free memory was 910.8 MB in the beginning and 1.6 GB in the end (delta: -660.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 87.67 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...