./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label26_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_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/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 ec64944e15cde20ad15af2bd0f0e78efc8184588 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:44:30,398 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:44:30,399 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:44:30,405 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:44:30,405 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:44:30,406 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:44:30,407 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:44:30,407 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:44:30,408 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:44:30,409 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:44:30,409 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:44:30,409 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:44:30,410 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:44:30,410 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:44:30,411 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:44:30,411 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:44:30,412 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:44:30,413 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:44:30,414 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:44:30,414 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:44:30,415 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:44:30,416 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:44:30,417 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:44:30,417 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:44:30,417 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:44:30,418 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:44:30,418 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:44:30,419 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:44:30,419 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:44:30,420 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:44:30,420 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:44:30,420 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:44:30,420 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:44:30,420 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:44:30,421 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:44:30,421 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:44:30,422 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:44:30,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:44:30,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:44:30,429 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:44:30,429 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:44:30,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:44:30,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:44:30,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:44:30,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:44:30,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:44:30,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:44:30,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:44:30,431 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:44:30,432 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:44:30,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:44:30,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:44:30,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:44:30,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:44:30,432 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:44:30,432 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:44:30,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:44:30,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:44:30,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:44:30,433 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_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/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 -> ec64944e15cde20ad15af2bd0f0e78efc8184588 [2018-12-08 11:44:30,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:44:30,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:44:30,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:44:30,462 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:44:30,462 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:44:30,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c [2018-12-08 11:44:30,497 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/data/39ec17ec4/c54f3b62d837454eb58e77d0aded86f2/FLAGffd5ac156 [2018-12-08 11:44:30,949 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:44:30,949 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c [2018-12-08 11:44:30,956 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/data/39ec17ec4/c54f3b62d837454eb58e77d0aded86f2/FLAGffd5ac156 [2018-12-08 11:44:30,964 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/data/39ec17ec4/c54f3b62d837454eb58e77d0aded86f2 [2018-12-08 11:44:30,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:44:30,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:44:30,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:44:30,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:44:30,969 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:44:30,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:44:30" (1/1) ... [2018-12-08 11:44:30,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:30, skipping insertion in model container [2018-12-08 11:44:30,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:44:30" (1/1) ... [2018-12-08 11:44:30,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:44:31,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:44:31,179 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:44:31,182 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:44:31,229 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:44:31,279 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:44:31,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31 WrapperNode [2018-12-08 11:44:31,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:44:31,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:44:31,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:44:31,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:44:31,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:44:31,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:44:31,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:44:31,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:44:31,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... [2018-12-08 11:44:31,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:44:31,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:44:31,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:44:31,368 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:44:31,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:44:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/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 11:44:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:44:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:44:32,413 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:44:32,413 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 11:44:32,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:44:32 BoogieIcfgContainer [2018-12-08 11:44:32,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:44:32,414 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:44:32,414 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:44:32,421 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:44:32,421 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:44:32" (1/1) ... [2018-12-08 11:44:32,428 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:44:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:32,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 11:44:32,452 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 11:44:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 11:44:32,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:32,656 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 11:44:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-08 11:44:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-08 11:44:32,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 11:44:32,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:33,028 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 11:44:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:33,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 242 states and 334 transitions. [2018-12-08 11:44:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 334 transitions. [2018-12-08 11:44:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 11:44:33,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:33,409 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 11:44:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 243 states and 335 transitions. [2018-12-08 11:44:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 335 transitions. [2018-12-08 11:44:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 11:44:33,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:33,487 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 11:44:33,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 260 states and 361 transitions. [2018-12-08 11:44:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2018-12-08 11:44:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 11:44:33,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:33,695 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 11:44:33,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:33,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-12-08 11:44:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-12-08 11:44:33,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 11:44:33,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:33,991 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 11:44:34,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 281 states and 389 transitions. [2018-12-08 11:44:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 389 transitions. [2018-12-08 11:44:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 11:44:34,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:34,119 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 11:44:34,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 360 states and 471 transitions. [2018-12-08 11:44:34,483 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 471 transitions. [2018-12-08 11:44:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 11:44:34,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:34,551 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 11:44:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 407 states and 519 transitions. [2018-12-08 11:44:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 519 transitions. [2018-12-08 11:44:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 11:44:34,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:44:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2018-12-08 11:44:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2018-12-08 11:44:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 11:44:34,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:35,078 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 11:44:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:35,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 451 states and 568 transitions. [2018-12-08 11:44:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 568 transitions. [2018-12-08 11:44:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 11:44:35,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:35,368 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 11:44:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 476 states and 599 transitions. [2018-12-08 11:44:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 599 transitions. [2018-12-08 11:44:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 11:44:35,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:35,652 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 11:44:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 490 states and 613 transitions. [2018-12-08 11:44:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 613 transitions. [2018-12-08 11:44:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 11:44:35,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:35,757 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 11:44:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 492 states and 615 transitions. [2018-12-08 11:44:35,829 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 615 transitions. [2018-12-08 11:44:35,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 11:44:35,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:35,848 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-08 11:44:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 510 states and 636 transitions. [2018-12-08 11:44:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 636 transitions. [2018-12-08 11:44:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 11:44:36,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-08 11:44:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 514 states and 641 transitions. [2018-12-08 11:44:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 641 transitions. [2018-12-08 11:44:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 11:44:36,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:36,300 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 11:44:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 532 states and 663 transitions. [2018-12-08 11:44:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 663 transitions. [2018-12-08 11:44:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 11:44:36,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:37,001 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 11:44:37,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 541 states and 678 transitions. [2018-12-08 11:44:37,654 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 678 transitions. [2018-12-08 11:44:37,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 11:44:37,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:37,717 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 564 states and 708 transitions. [2018-12-08 11:44:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 708 transitions. [2018-12-08 11:44:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 11:44:38,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:38,318 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 11:44:38,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 602 states and 746 transitions. [2018-12-08 11:44:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 746 transitions. [2018-12-08 11:44:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 11:44:38,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:38,526 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:39,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 624 states and 775 transitions. [2018-12-08 11:44:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 775 transitions. [2018-12-08 11:44:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 11:44:39,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:39,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 632 states and 784 transitions. [2018-12-08 11:44:39,701 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 784 transitions. [2018-12-08 11:44:39,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 11:44:39,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 635 states and 787 transitions. [2018-12-08 11:44:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 787 transitions. [2018-12-08 11:44:39,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 11:44:39,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:39,949 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 11:44:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 636 states and 793 transitions. [2018-12-08 11:44:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 793 transitions. [2018-12-08 11:44:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 11:44:40,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:40,139 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 11:44:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:40,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 637 states and 794 transitions. [2018-12-08 11:44:40,278 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 794 transitions. [2018-12-08 11:44:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 11:44:40,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:40,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 647 states and 805 transitions. [2018-12-08 11:44:40,703 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 805 transitions. [2018-12-08 11:44:40,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 11:44:40,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 653 states and 811 transitions. [2018-12-08 11:44:40,749 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 811 transitions. [2018-12-08 11:44:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 11:44:40,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:41,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 662 states and 821 transitions. [2018-12-08 11:44:41,099 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 821 transitions. [2018-12-08 11:44:41,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 11:44:41,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 664 states and 823 transitions. [2018-12-08 11:44:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 823 transitions. [2018-12-08 11:44:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-08 11:44:41,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 670 states and 830 transitions. [2018-12-08 11:44:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 830 transitions. [2018-12-08 11:44:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 11:44:41,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 676 states and 835 transitions. [2018-12-08 11:44:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 835 transitions. [2018-12-08 11:44:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 11:44:41,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:41,706 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 683 states and 842 transitions. [2018-12-08 11:44:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 842 transitions. [2018-12-08 11:44:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-08 11:44:41,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 119 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 719 states and 886 transitions. [2018-12-08 11:44:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 886 transitions. [2018-12-08 11:44:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 11:44:42,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 726 states and 893 transitions. [2018-12-08 11:44:42,929 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 893 transitions. [2018-12-08 11:44:42,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 11:44:42,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:42,959 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 11:44:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 778 states and 952 transitions. [2018-12-08 11:44:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 952 transitions. [2018-12-08 11:44:43,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-08 11:44:43,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:43,424 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 11:44:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:43,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 782 states and 957 transitions. [2018-12-08 11:44:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 957 transitions. [2018-12-08 11:44:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 11:44:43,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:43,935 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 11:44:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:45,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 820 states and 1002 transitions. [2018-12-08 11:44:45,597 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1002 transitions. [2018-12-08 11:44:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 11:44:45,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:45,667 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 11:44:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 832 states and 1014 transitions. [2018-12-08 11:44:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1014 transitions. [2018-12-08 11:44:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 11:44:46,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 835 states and 1017 transitions. [2018-12-08 11:44:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1017 transitions. [2018-12-08 11:44:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-08 11:44:46,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:46,698 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 11:44:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 880 states and 1067 transitions. [2018-12-08 11:44:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1067 transitions. [2018-12-08 11:44:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-08 11:44:48,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:48,810 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 11:44:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 951 states and 1143 transitions. [2018-12-08 11:44:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1143 transitions. [2018-12-08 11:44:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 11:44:49,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 972 states and 1166 transitions. [2018-12-08 11:44:49,769 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1166 transitions. [2018-12-08 11:44:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 11:44:49,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:50,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:50,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 974 states and 1168 transitions. [2018-12-08 11:44:50,115 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1168 transitions. [2018-12-08 11:44:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 11:44:50,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 976 states and 1170 transitions. [2018-12-08 11:44:50,170 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1170 transitions. [2018-12-08 11:44:50,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 11:44:50,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:50,282 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 11:44:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1052 states and 1253 transitions. [2018-12-08 11:44:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1253 transitions. [2018-12-08 11:44:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 11:44:51,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-12-08 11:44:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1071 states and 1275 transitions. [2018-12-08 11:44:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1275 transitions. [2018-12-08 11:44:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 11:44:52,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1083 states and 1286 transitions. [2018-12-08 11:44:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1286 transitions. [2018-12-08 11:44:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 11:44:52,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-12-08 11:44:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:52,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1084 states and 1287 transitions. [2018-12-08 11:44:52,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1287 transitions. [2018-12-08 11:44:52,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-08 11:44:52,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:53,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1102 states and 1303 transitions. [2018-12-08 11:44:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1303 transitions. [2018-12-08 11:44:53,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 11:44:53,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:53,114 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 11:44:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1134 states and 1342 transitions. [2018-12-08 11:44:53,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1342 transitions. [2018-12-08 11:44:53,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 11:44:53,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:53,876 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 11:44:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1135 states and 1343 transitions. [2018-12-08 11:44:54,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1343 transitions. [2018-12-08 11:44:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 11:44:54,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-12-08 11:44:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1152 states and 1360 transitions. [2018-12-08 11:44:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1360 transitions. [2018-12-08 11:44:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-08 11:44:54,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1154 states and 1362 transitions. [2018-12-08 11:44:54,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1362 transitions. [2018-12-08 11:44:54,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 11:44:54,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:54,223 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1181 states and 1391 transitions. [2018-12-08 11:44:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1391 transitions. [2018-12-08 11:44:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 11:44:54,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-12-08 11:44:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1183 states and 1392 transitions. [2018-12-08 11:44:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1392 transitions. [2018-12-08 11:44:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 11:44:54,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1195 states and 1403 transitions. [2018-12-08 11:44:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1403 transitions. [2018-12-08 11:44:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 11:44:54,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:55,452 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 11:44:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1245 states and 1456 transitions. [2018-12-08 11:44:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1456 transitions. [2018-12-08 11:44:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 11:44:57,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:57,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1248 states and 1460 transitions. [2018-12-08 11:44:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1460 transitions. [2018-12-08 11:44:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 11:44:57,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:58,012 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:44:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1250 states and 1462 transitions. [2018-12-08 11:44:58,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1462 transitions. [2018-12-08 11:44:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 11:44:58,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:58,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:58,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1263 states and 1479 transitions. [2018-12-08 11:44:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1479 transitions. [2018-12-08 11:44:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 11:44:58,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:58,717 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1266 states and 1483 transitions. [2018-12-08 11:44:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1483 transitions. [2018-12-08 11:44:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 11:44:58,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:58,983 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:59,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1271 states and 1487 transitions. [2018-12-08 11:44:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1487 transitions. [2018-12-08 11:44:59,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-08 11:44:59,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:44:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:44:59,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1274 states and 1490 transitions. [2018-12-08 11:44:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1490 transitions. [2018-12-08 11:44:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 11:44:59,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:44:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:44:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:45:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1286 states and 1505 transitions. [2018-12-08 11:45:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1505 transitions. [2018-12-08 11:45:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 11:45:00,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 233 proven. 9 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:45:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1301 states and 1521 transitions. [2018-12-08 11:45:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1521 transitions. [2018-12-08 11:45:01,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 11:45:01,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:01,418 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:45:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1305 states and 1526 transitions. [2018-12-08 11:45:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1526 transitions. [2018-12-08 11:45:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 11:45:01,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:01,792 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 11:45:06,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:06,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1350 states and 1586 transitions. [2018-12-08 11:45:06,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1586 transitions. [2018-12-08 11:45:06,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 11:45:06,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 11:45:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1351 states and 1587 transitions. [2018-12-08 11:45:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1587 transitions. [2018-12-08 11:45:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 11:45:07,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:07,212 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 11:45:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1367 states and 1602 transitions. [2018-12-08 11:45:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1602 transitions. [2018-12-08 11:45:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 11:45:07,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 11:45:08,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1368 states and 1602 transitions. [2018-12-08 11:45:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1602 transitions. [2018-12-08 11:45:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 11:45:08,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:08,110 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:45:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1392 states and 1629 transitions. [2018-12-08 11:45:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1629 transitions. [2018-12-08 11:45:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 11:45:09,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 11:45:10,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:10,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1399 states and 1635 transitions. [2018-12-08 11:45:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1635 transitions. [2018-12-08 11:45:10,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 11:45:10,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:10,096 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-08 11:45:10,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1400 states and 1636 transitions. [2018-12-08 11:45:10,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1636 transitions. [2018-12-08 11:45:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 11:45:10,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:10,386 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 11:45:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1408 states and 1647 transitions. [2018-12-08 11:45:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1647 transitions. [2018-12-08 11:45:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 11:45:11,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-08 11:45:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:11,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1409 states and 1647 transitions. [2018-12-08 11:45:11,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1647 transitions. [2018-12-08 11:45:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 11:45:11,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:11,671 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 11:45:14,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1451 states and 1691 transitions. [2018-12-08 11:45:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1691 transitions. [2018-12-08 11:45:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 11:45:14,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:14,751 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 11:45:16,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:16,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1486 states and 1727 transitions. [2018-12-08 11:45:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1727 transitions. [2018-12-08 11:45:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-08 11:45:16,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:16,561 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 11:45:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1492 states and 1732 transitions. [2018-12-08 11:45:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1732 transitions. [2018-12-08 11:45:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 11:45:16,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:16,650 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 11:45:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1496 states and 1738 transitions. [2018-12-08 11:45:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1738 transitions. [2018-12-08 11:45:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 11:45:17,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:17,052 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 11:45:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1497 states and 1740 transitions. [2018-12-08 11:45:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1740 transitions. [2018-12-08 11:45:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-08 11:45:17,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:17,349 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 11:45:17,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1498 states and 1740 transitions. [2018-12-08 11:45:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1740 transitions. [2018-12-08 11:45:17,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 11:45:17,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:17,738 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-08 11:45:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:18,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1513 states and 1755 transitions. [2018-12-08 11:45:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1755 transitions. [2018-12-08 11:45:18,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 11:45:18,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-08 11:45:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:18,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1514 states and 1755 transitions. [2018-12-08 11:45:18,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1755 transitions. [2018-12-08 11:45:18,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 11:45:18,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 11:45:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1543 states and 1791 transitions. [2018-12-08 11:45:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1791 transitions. [2018-12-08 11:45:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 11:45:18,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 11:45:19,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1550 states and 1797 transitions. [2018-12-08 11:45:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1797 transitions. [2018-12-08 11:45:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 11:45:19,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:19,302 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 11:45:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:20,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1577 states and 1826 transitions. [2018-12-08 11:45:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1826 transitions. [2018-12-08 11:45:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 11:45:20,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:20,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:20,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1580 states and 1828 transitions. [2018-12-08 11:45:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1828 transitions. [2018-12-08 11:45:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-08 11:45:20,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:20,819 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 11:45:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1642 states and 1900 transitions. [2018-12-08 11:45:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1900 transitions. [2018-12-08 11:45:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 11:45:21,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-12-08 11:45:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1644 states and 1904 transitions. [2018-12-08 11:45:22,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1904 transitions. [2018-12-08 11:45:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-08 11:45:22,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-12-08 11:45:22,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1645 states and 1905 transitions. [2018-12-08 11:45:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 1905 transitions. [2018-12-08 11:45:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-08 11:45:22,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-12-08 11:45:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1646 states and 1906 transitions. [2018-12-08 11:45:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 1906 transitions. [2018-12-08 11:45:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-08 11:45:22,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 11:45:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:23,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1724 states and 1994 transitions. [2018-12-08 11:45:23,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 1994 transitions. [2018-12-08 11:45:23,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-08 11:45:23,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:23,722 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 11:45:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1725 states and 1995 transitions. [2018-12-08 11:45:23,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 1995 transitions. [2018-12-08 11:45:23,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 11:45:23,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 11:45:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1751 states and 2023 transitions. [2018-12-08 11:45:25,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2023 transitions. [2018-12-08 11:45:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-08 11:45:25,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-08 11:45:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1776 states and 2050 transitions. [2018-12-08 11:45:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2050 transitions. [2018-12-08 11:45:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-08 11:45:26,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-08 11:45:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1777 states and 2050 transitions. [2018-12-08 11:45:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2050 transitions. [2018-12-08 11:45:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-08 11:45:26,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 15 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1807 states and 2087 transitions. [2018-12-08 11:45:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2087 transitions. [2018-12-08 11:45:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-08 11:45:27,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 15 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:28,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1815 states and 2095 transitions. [2018-12-08 11:45:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2095 transitions. [2018-12-08 11:45:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-08 11:45:28,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 323 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-08 11:45:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1820 states and 2101 transitions. [2018-12-08 11:45:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2101 transitions. [2018-12-08 11:45:29,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 11:45:29,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:29,432 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 273 proven. 16 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:30,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1848 states and 2137 transitions. [2018-12-08 11:45:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2137 transitions. [2018-12-08 11:45:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 11:45:30,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 273 proven. 16 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1861 states and 2150 transitions. [2018-12-08 11:45:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2150 transitions. [2018-12-08 11:45:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 11:45:31,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 273 proven. 16 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-08 11:45:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1864 states and 2153 transitions. [2018-12-08 11:45:32,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2153 transitions. [2018-12-08 11:45:32,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 11:45:32,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-08 11:45:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1876 states and 2165 transitions. [2018-12-08 11:45:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2165 transitions. [2018-12-08 11:45:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 11:45:32,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-08 11:45:32,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1883 states and 2171 transitions. [2018-12-08 11:45:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2171 transitions. [2018-12-08 11:45:32,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-08 11:45:32,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:32,713 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 11:45:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1896 states and 2192 transitions. [2018-12-08 11:45:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2192 transitions. [2018-12-08 11:45:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-08 11:45:34,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:34,214 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 11:45:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1901 states and 2196 transitions. [2018-12-08 11:45:34,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2196 transitions. [2018-12-08 11:45:34,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-12-08 11:45:34,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 382 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-08 11:45:35,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1903 states and 2197 transitions. [2018-12-08 11:45:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2197 transitions. [2018-12-08 11:45:35,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 11:45:35,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:35,443 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 11:45:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1915 states and 2218 transitions. [2018-12-08 11:45:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2218 transitions. [2018-12-08 11:45:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 11:45:37,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:37,659 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 11:45:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:37,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1919 states and 2222 transitions. [2018-12-08 11:45:37,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2222 transitions. [2018-12-08 11:45:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 11:45:37,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:38,062 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 11:45:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1923 states and 2226 transitions. [2018-12-08 11:45:38,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2226 transitions. [2018-12-08 11:45:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 11:45:38,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:40,956 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 11:45:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2034 states and 2357 transitions. [2018-12-08 11:45:47,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2357 transitions. [2018-12-08 11:45:47,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-08 11:45:47,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:48,142 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 11:45:52,041 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-08 11:45:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2056 states and 2382 transitions. [2018-12-08 11:45:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2382 transitions. [2018-12-08 11:45:53,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-08 11:45:53,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-12-08 11:45:54,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2059 states and 2384 transitions. [2018-12-08 11:45:54,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2384 transitions. [2018-12-08 11:45:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-08 11:45:54,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-12-08 11:45:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2060 states and 2384 transitions. [2018-12-08 11:45:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2384 transitions. [2018-12-08 11:45:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-08 11:45:54,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:54,326 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-12-08 11:45:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2063 states and 2386 transitions. [2018-12-08 11:45:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2386 transitions. [2018-12-08 11:45:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 11:45:54,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:54,569 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 11:45:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2066 states and 2389 transitions. [2018-12-08 11:45:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2389 transitions. [2018-12-08 11:45:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 11:45:54,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-08 11:45:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:55,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2072 states and 2396 transitions. [2018-12-08 11:45:55,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2396 transitions. [2018-12-08 11:45:55,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 11:45:55,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:55,867 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 11:45:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2136 states and 2469 transitions. [2018-12-08 11:45:57,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2469 transitions. [2018-12-08 11:45:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 11:45:57,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:57,789 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 11:45:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:58,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2139 states and 2472 transitions. [2018-12-08 11:45:58,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2472 transitions. [2018-12-08 11:45:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 11:45:58,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:58,192 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 11:45:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:45:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2142 states and 2475 transitions. [2018-12-08 11:45:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2475 transitions. [2018-12-08 11:45:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-08 11:45:58,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:45:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:45:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 450 proven. 53 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-08 11:46:03,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2255 states and 2611 transitions. [2018-12-08 11:46:03,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2611 transitions. [2018-12-08 11:46:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-12-08 11:46:03,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 487 proven. 67 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-08 11:46:04,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2272 states and 2628 transitions. [2018-12-08 11:46:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2628 transitions. [2018-12-08 11:46:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-08 11:46:04,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-08 11:46:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2273 states and 2629 transitions. [2018-12-08 11:46:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2629 transitions. [2018-12-08 11:46:04,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-12-08 11:46:04,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:05,144 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 11:46:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2376 states and 2740 transitions. [2018-12-08 11:46:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2740 transitions. [2018-12-08 11:46:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-12-08 11:46:08,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 530 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-08 11:46:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2408 states and 2774 transitions. [2018-12-08 11:46:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 2774 transitions. [2018-12-08 11:46:15,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-08 11:46:15,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-08 11:46:17,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2487 states and 2858 transitions. [2018-12-08 11:46:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2858 transitions. [2018-12-08 11:46:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-08 11:46:17,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-08 11:46:18,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2540 states and 2913 transitions. [2018-12-08 11:46:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2913 transitions. [2018-12-08 11:46:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-08 11:46:18,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:18,718 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 11:46:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2559 states and 2932 transitions. [2018-12-08 11:46:18,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 2932 transitions. [2018-12-08 11:46:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-08 11:46:18,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:19,086 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 11:46:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2564 states and 2937 transitions. [2018-12-08 11:46:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 2937 transitions. [2018-12-08 11:46:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-08 11:46:19,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:19,443 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 11:46:19,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:19,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2583 states and 2955 transitions. [2018-12-08 11:46:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 2955 transitions. [2018-12-08 11:46:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-08 11:46:19,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:19,846 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 11:46:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 2662 states and 3037 transitions. [2018-12-08 11:46:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 3037 transitions. [2018-12-08 11:46:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2018-12-08 11:46:21,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:46:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:46:21,874 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 11:46:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:46:22,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2581 states and 2953 transitions. [2018-12-08 11:46:22,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 2953 transitions. [2018-12-08 11:46:22,213 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:46:22,213 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 132 iterations. [2018-12-08 11:46:22,219 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:46:22,336 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 13 [2018-12-08 11:46:23,806 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 13 [2018-12-08 11:46:24,168 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 13 [2018-12-08 11:46:26,866 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 13 [2018-12-08 11:46:27,353 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:46:27,355 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-08 11:46:27,360 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-08 11:46:27,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:46:27 ImpRootNode [2018-12-08 11:46:27,360 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:46:27,360 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:46:27,360 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:46:27,361 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:46:27,361 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:44:32" (3/4) ... [2018-12-08 11:46:27,363 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:46:27,373 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-08 11:46:27,374 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 11:46:27,374 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 11:46:27,375 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:46:27,446 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e65d90d8-24c2-457f-b80c-f5f54f9ed4c2/bin-2019/ukojak/witness.graphml [2018-12-08 11:46:27,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:46:27,446 INFO L168 Benchmark]: Toolchain (without parser) took 116479.95 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 949.6 MB in the beginning and 961.2 MB in the end (delta: -11.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,447 INFO L168 Benchmark]: CDTParser took 0.15 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 11:46:27,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,447 INFO L168 Benchmark]: Boogie Preprocessor took 39.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,447 INFO L168 Benchmark]: RCFGBuilder took 1045.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 874.5 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,447 INFO L168 Benchmark]: CodeCheck took 114946.63 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 874.5 MB in the beginning and 987.0 MB in the end (delta: -112.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,448 INFO L168 Benchmark]: Witness Printer took 85.30 ms. Allocated memory is still 2.3 GB. Free memory was 987.0 MB in the beginning and 961.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:46:27,449 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, 109.7s OverallTime, 132 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 939923336 SDtfs, -841513872 SDslu, 1370038704 SDs, 0 SdLazy, 2144621500 SolverSat, 723662832 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 399.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 196054 GetRequests, 193468 SyntacticMatches, 1492 SemanticMatches, 1094 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824506 ImplicationChecksByTransitivity, 91.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 31615 NumberOfCodeBlocks, 31615 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 31484 ConstructedInterpolants, 0 QuantifiedInterpolants, 21889885 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 131 InterpolantComputations, 100 PerfectInterpolantSequences, 41215/41741 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: 580]: 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: ((a25 == 1 || a11 == 1) || !(a28 == 10)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || a25 == 1) || !(a28 == 10)) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1045.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 874.5 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. * CodeCheck took 114946.63 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 874.5 MB in the beginning and 987.0 MB in the end (delta: -112.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 85.30 ms. Allocated memory is still 2.3 GB. Free memory was 987.0 MB in the beginning and 961.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...