./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/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 d50ba566f02e5109971f6a90ba216a95432a7661 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:17:17,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:17:17,386 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:17:17,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:17:17,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:17:17,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:17:17,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:17:17,397 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:17:17,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:17:17,398 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:17:17,399 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:17:17,399 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:17:17,400 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:17:17,401 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:17:17,401 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:17:17,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:17:17,402 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:17:17,404 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:17:17,405 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:17:17,406 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:17:17,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:17:17,407 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:17:17,409 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:17:17,409 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:17:17,409 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:17:17,409 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:17:17,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:17:17,410 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:17:17,411 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:17:17,412 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:17:17,412 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:17:17,412 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:17:17,413 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:17:17,413 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:17:17,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:17:17,414 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:17:17,414 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:17:17,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:17:17,423 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:17:17,424 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:17:17,424 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:17:17,424 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:17:17,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:17:17,425 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:17:17,426 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:17:17,426 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:17:17,426 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:17,427 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:17:17,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:17:17,428 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_80cb4447-af90-4808-a15c-1fab48dbf07e/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 -> d50ba566f02e5109971f6a90ba216a95432a7661 [2018-11-23 07:17:17,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:17:17,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:17:17,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:17:17,463 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:17:17,463 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:17:17,464 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-23 07:17:17,511 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/data/581249727/d935f7ab80c244a28fe54187746cbe69/FLAGfd9261afb [2018-11-23 07:17:17,861 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:17:17,861 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-23 07:17:17,870 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/data/581249727/d935f7ab80c244a28fe54187746cbe69/FLAGfd9261afb [2018-11-23 07:17:17,882 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/data/581249727/d935f7ab80c244a28fe54187746cbe69 [2018-11-23 07:17:17,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:17:17,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:17:17,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:17,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:17:17,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:17:17,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:17" (1/1) ... [2018-11-23 07:17:17,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277df2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:17, skipping insertion in model container [2018-11-23 07:17:17,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:17:17" (1/1) ... [2018-11-23 07:17:17,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:17:17,936 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:17:18,144 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:18,148 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:17:18,218 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:17:18,231 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:17:18,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18 WrapperNode [2018-11-23 07:17:18,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:17:18,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:18,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:17:18,233 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:17:18,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:17:18,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:17:18,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:17:18,333 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:17:18,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... [2018-11-23 07:17:18,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:17:18,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:17:18,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:17:18,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:17:18,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:17:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:17:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:17:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:17:18,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:17:19,924 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:17:19,924 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:17:19,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:19 BoogieIcfgContainer [2018-11-23 07:17:19,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:17:19,925 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:17:19,925 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:17:19,932 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:17:19,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:19" (1/1) ... [2018-11-23 07:17:19,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:17:19,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:19,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 07:17:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 07:17:19,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 07:17:19,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2018-11-23 07:17:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2018-11-23 07:17:20,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 07:17:20,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2018-11-23 07:17:20,887 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2018-11-23 07:17:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 07:17:20,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2018-11-23 07:17:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2018-11-23 07:17:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:17:21,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2018-11-23 07:17:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2018-11-23 07:17:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:17:21,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 159 states and 261 transitions. [2018-11-23 07:17:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 261 transitions. [2018-11-23 07:17:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 07:17:21,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:17:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2018-11-23 07:17:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2018-11-23 07:17:21,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:17:21,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:21,814 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 171 states and 281 transitions. [2018-11-23 07:17:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 281 transitions. [2018-11-23 07:17:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:17:21,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:21,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 177 states and 288 transitions. [2018-11-23 07:17:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2018-11-23 07:17:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 07:17:22,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 191 states and 307 transitions. [2018-11-23 07:17:22,450 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 307 transitions. [2018-11-23 07:17:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 07:17:22,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 200 states and 325 transitions. [2018-11-23 07:17:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 325 transitions. [2018-11-23 07:17:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 07:17:22,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:22,771 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 201 states and 327 transitions. [2018-11-23 07:17:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 327 transitions. [2018-11-23 07:17:22,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 07:17:22,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 202 states and 329 transitions. [2018-11-23 07:17:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2018-11-23 07:17:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 07:17:22,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:22,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 203 states and 330 transitions. [2018-11-23 07:17:22,989 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 330 transitions. [2018-11-23 07:17:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:17:22,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:23,056 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 214 states and 347 transitions. [2018-11-23 07:17:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 347 transitions. [2018-11-23 07:17:23,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:17:23,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 218 states and 354 transitions. [2018-11-23 07:17:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 354 transitions. [2018-11-23 07:17:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 07:17:23,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 220 states and 355 transitions. [2018-11-23 07:17:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 355 transitions. [2018-11-23 07:17:23,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 07:17:23,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:24,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 225 states and 360 transitions. [2018-11-23 07:17:24,023 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 360 transitions. [2018-11-23 07:17:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 07:17:24,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 227 states and 363 transitions. [2018-11-23 07:17:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 363 transitions. [2018-11-23 07:17:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 07:17:24,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 233 states and 373 transitions. [2018-11-23 07:17:24,604 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 373 transitions. [2018-11-23 07:17:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 07:17:24,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 238 states and 378 transitions. [2018-11-23 07:17:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 378 transitions. [2018-11-23 07:17:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 07:17:25,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2018-11-23 07:17:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2018-11-23 07:17:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 07:17:25,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:25,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 251 states and 389 transitions. [2018-11-23 07:17:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 389 transitions. [2018-11-23 07:17:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 07:17:25,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:25,741 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:26,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 275 states and 423 transitions. [2018-11-23 07:17:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2018-11-23 07:17:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 07:17:26,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 278 states and 426 transitions. [2018-11-23 07:17:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 426 transitions. [2018-11-23 07:17:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:17:26,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 280 states and 431 transitions. [2018-11-23 07:17:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2018-11-23 07:17:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:17:26,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:26,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:26,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 283 states and 434 transitions. [2018-11-23 07:17:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 434 transitions. [2018-11-23 07:17:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:17:26,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:27,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:27,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 298 states and 451 transitions. [2018-11-23 07:17:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 451 transitions. [2018-11-23 07:17:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:17:27,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 301 states and 454 transitions. [2018-11-23 07:17:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 454 transitions. [2018-11-23 07:17:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:17:27,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 326 states and 489 transitions. [2018-11-23 07:17:28,358 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 489 transitions. [2018-11-23 07:17:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 07:17:28,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 504 transitions. [2018-11-23 07:17:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 504 transitions. [2018-11-23 07:17:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:28,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 365 states and 547 transitions. [2018-11-23 07:17:30,987 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 547 transitions. [2018-11-23 07:17:30,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:30,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 366 states and 549 transitions. [2018-11-23 07:17:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 549 transitions. [2018-11-23 07:17:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:31,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 382 states and 571 transitions. [2018-11-23 07:17:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 571 transitions. [2018-11-23 07:17:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:32,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:32,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 386 states and 575 transitions. [2018-11-23 07:17:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 575 transitions. [2018-11-23 07:17:32,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:32,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 392 states and 581 transitions. [2018-11-23 07:17:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 581 transitions. [2018-11-23 07:17:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:32,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 393 states and 582 transitions. [2018-11-23 07:17:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 582 transitions. [2018-11-23 07:17:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:33,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 583 transitions. [2018-11-23 07:17:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 583 transitions. [2018-11-23 07:17:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:17:33,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 396 states and 586 transitions. [2018-11-23 07:17:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 586 transitions. [2018-11-23 07:17:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:17:33,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:35,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:35,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 410 states and 610 transitions. [2018-11-23 07:17:35,023 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 610 transitions. [2018-11-23 07:17:35,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:17:35,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 421 states and 621 transitions. [2018-11-23 07:17:35,549 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 621 transitions. [2018-11-23 07:17:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 07:17:35,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:36,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 435 states and 637 transitions. [2018-11-23 07:17:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 637 transitions. [2018-11-23 07:17:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 07:17:36,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:37,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 443 states and 648 transitions. [2018-11-23 07:17:37,017 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 648 transitions. [2018-11-23 07:17:37,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 07:17:37,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:37,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:37,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 447 states and 651 transitions. [2018-11-23 07:17:37,131 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 651 transitions. [2018-11-23 07:17:37,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:17:37,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 475 states and 683 transitions. [2018-11-23 07:17:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 683 transitions. [2018-11-23 07:17:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:17:38,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 487 states and 707 transitions. [2018-11-23 07:17:39,604 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 707 transitions. [2018-11-23 07:17:39,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:17:39,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:39,632 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:39,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 492 states and 712 transitions. [2018-11-23 07:17:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 712 transitions. [2018-11-23 07:17:39,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:17:39,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:39,852 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 509 states and 729 transitions. [2018-11-23 07:17:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 729 transitions. [2018-11-23 07:17:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:17:40,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 510 states and 729 transitions. [2018-11-23 07:17:40,553 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 729 transitions. [2018-11-23 07:17:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:17:40,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 518 states and 737 transitions. [2018-11-23 07:17:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 737 transitions. [2018-11-23 07:17:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:17:41,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 519 states and 737 transitions. [2018-11-23 07:17:41,494 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 737 transitions. [2018-11-23 07:17:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:17:41,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:17:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 606 states and 830 transitions. [2018-11-23 07:17:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 830 transitions. [2018-11-23 07:17:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 07:17:42,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:42,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 617 states and 845 transitions. [2018-11-23 07:17:42,966 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 845 transitions. [2018-11-23 07:17:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 07:17:42,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 619 states and 847 transitions. [2018-11-23 07:17:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 847 transitions. [2018-11-23 07:17:43,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:17:43,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 628 states and 858 transitions. [2018-11-23 07:17:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 858 transitions. [2018-11-23 07:17:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:43,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:45,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 655 states and 899 transitions. [2018-11-23 07:17:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 899 transitions. [2018-11-23 07:17:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:45,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:47,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 682 states and 932 transitions. [2018-11-23 07:17:47,388 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 932 transitions. [2018-11-23 07:17:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:47,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:47,413 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:48,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 691 states and 944 transitions. [2018-11-23 07:17:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 944 transitions. [2018-11-23 07:17:48,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:48,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 698 states and 951 transitions. [2018-11-23 07:17:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 951 transitions. [2018-11-23 07:17:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:48,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:48,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 699 states and 952 transitions. [2018-11-23 07:17:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 952 transitions. [2018-11-23 07:17:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:17:48,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:48,713 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 700 states and 952 transitions. [2018-11-23 07:17:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 952 transitions. [2018-11-23 07:17:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:17:48,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:49,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 711 states and 970 transitions. [2018-11-23 07:17:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 970 transitions. [2018-11-23 07:17:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:17:49,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 716 states and 975 transitions. [2018-11-23 07:17:49,621 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 975 transitions. [2018-11-23 07:17:49,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:17:49,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:49,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 718 states and 977 transitions. [2018-11-23 07:17:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 977 transitions. [2018-11-23 07:17:49,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 07:17:49,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 07:17:51,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:51,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 749 states and 1012 transitions. [2018-11-23 07:17:51,387 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1012 transitions. [2018-11-23 07:17:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 07:17:51,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 791 states and 1056 transitions. [2018-11-23 07:17:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1056 transitions. [2018-11-23 07:17:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 07:17:53,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:53,370 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 804 states and 1074 transitions. [2018-11-23 07:17:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1074 transitions. [2018-11-23 07:17:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 07:17:53,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 817 states and 1108 transitions. [2018-11-23 07:17:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1108 transitions. [2018-11-23 07:17:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 07:17:54,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 822 states and 1115 transitions. [2018-11-23 07:17:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1115 transitions. [2018-11-23 07:17:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 07:17:55,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:17:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:56,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 827 states and 1125 transitions. [2018-11-23 07:17:56,004 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1125 transitions. [2018-11-23 07:17:56,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 07:17:56,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:17:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:56,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 835 states and 1133 transitions. [2018-11-23 07:17:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1133 transitions. [2018-11-23 07:17:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:17:56,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:56,590 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 873 states and 1180 transitions. [2018-11-23 07:17:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1180 transitions. [2018-11-23 07:17:58,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:17:58,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 878 states and 1184 transitions. [2018-11-23 07:17:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1184 transitions. [2018-11-23 07:17:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:17:58,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:17:59,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:17:59,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 886 states and 1191 transitions. [2018-11-23 07:17:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1191 transitions. [2018-11-23 07:17:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:17:59,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:17:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:17:59,157 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:00,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 910 states and 1221 transitions. [2018-11-23 07:18:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1221 transitions. [2018-11-23 07:18:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:18:00,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 919 states and 1232 transitions. [2018-11-23 07:18:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1232 transitions. [2018-11-23 07:18:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:18:01,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:01,540 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 921 states and 1234 transitions. [2018-11-23 07:18:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1234 transitions. [2018-11-23 07:18:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:18:01,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 923 states and 1236 transitions. [2018-11-23 07:18:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1236 transitions. [2018-11-23 07:18:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:18:01,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:02,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:02,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 928 states and 1240 transitions. [2018-11-23 07:18:02,480 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1240 transitions. [2018-11-23 07:18:02,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:18:02,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:18:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 933 states and 1244 transitions. [2018-11-23 07:18:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1244 transitions. [2018-11-23 07:18:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:18:02,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 07:18:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 942 states and 1262 transitions. [2018-11-23 07:18:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1262 transitions. [2018-11-23 07:18:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:18:04,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 07:18:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:07,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 991 states and 1321 transitions. [2018-11-23 07:18:07,589 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1321 transitions. [2018-11-23 07:18:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:18:07,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1008 states and 1338 transitions. [2018-11-23 07:18:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1338 transitions. [2018-11-23 07:18:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:18:07,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1038 states and 1375 transitions. [2018-11-23 07:18:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1375 transitions. [2018-11-23 07:18:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 07:18:09,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:10,469 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:11,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1063 states and 1402 transitions. [2018-11-23 07:18:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1402 transitions. [2018-11-23 07:18:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 07:18:11,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 07:18:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1064 states and 1402 transitions. [2018-11-23 07:18:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1402 transitions. [2018-11-23 07:18:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:18:12,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 07:18:12,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:12,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1073 states and 1411 transitions. [2018-11-23 07:18:12,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1411 transitions. [2018-11-23 07:18:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 07:18:12,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:15,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:15,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1131 states and 1481 transitions. [2018-11-23 07:18:15,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1481 transitions. [2018-11-23 07:18:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 07:18:15,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1142 states and 1491 transitions. [2018-11-23 07:18:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1491 transitions. [2018-11-23 07:18:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 07:18:16,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:18:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:16,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1159 states and 1509 transitions. [2018-11-23 07:18:16,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1509 transitions. [2018-11-23 07:18:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:18:16,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:16,483 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:18:16,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:16,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1161 states and 1511 transitions. [2018-11-23 07:18:16,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1511 transitions. [2018-11-23 07:18:16,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:18:16,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:19,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1198 states and 1554 transitions. [2018-11-23 07:18:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1554 transitions. [2018-11-23 07:18:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:18:19,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1227 states and 1585 transitions. [2018-11-23 07:18:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1585 transitions. [2018-11-23 07:18:20,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:18:20,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1236 states and 1593 transitions. [2018-11-23 07:18:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1593 transitions. [2018-11-23 07:18:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 07:18:20,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 07:18:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1249 states and 1610 transitions. [2018-11-23 07:18:21,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1610 transitions. [2018-11-23 07:18:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:18:21,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:18:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1279 states and 1646 transitions. [2018-11-23 07:18:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1646 transitions. [2018-11-23 07:18:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:18:23,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:18:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1288 states and 1656 transitions. [2018-11-23 07:18:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1656 transitions. [2018-11-23 07:18:24,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:18:24,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 07:18:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1290 states and 1661 transitions. [2018-11-23 07:18:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1661 transitions. [2018-11-23 07:18:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:18:24,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 07:18:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1294 states and 1665 transitions. [2018-11-23 07:18:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1665 transitions. [2018-11-23 07:18:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:18:24,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 07:18:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1298 states and 1672 transitions. [2018-11-23 07:18:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1672 transitions. [2018-11-23 07:18:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:18:25,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 07:18:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1299 states and 1672 transitions. [2018-11-23 07:18:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1672 transitions. [2018-11-23 07:18:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:18:25,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:25,958 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 91 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1339 states and 1718 transitions. [2018-11-23 07:18:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1718 transitions. [2018-11-23 07:18:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:18:27,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 124 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 07:18:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1350 states and 1730 transitions. [2018-11-23 07:18:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1730 transitions. [2018-11-23 07:18:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:18:29,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:18:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1380 states and 1765 transitions. [2018-11-23 07:18:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1765 transitions. [2018-11-23 07:18:31,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:18:31,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:18:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:31,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1386 states and 1770 transitions. [2018-11-23 07:18:31,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1770 transitions. [2018-11-23 07:18:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:18:31,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:18:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1387 states and 1770 transitions. [2018-11-23 07:18:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1770 transitions. [2018-11-23 07:18:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:18:32,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:18:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1417 states and 1802 transitions. [2018-11-23 07:18:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1802 transitions. [2018-11-23 07:18:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:18:33,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:18:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:35,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1483 states and 1876 transitions. [2018-11-23 07:18:35,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1876 transitions. [2018-11-23 07:18:35,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:18:35,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:18:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1487 states and 1881 transitions. [2018-11-23 07:18:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1881 transitions. [2018-11-23 07:18:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:18:36,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1520 states and 1920 transitions. [2018-11-23 07:18:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1920 transitions. [2018-11-23 07:18:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:18:39,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:39,565 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:18:41,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1536 states and 1947 transitions. [2018-11-23 07:18:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1947 transitions. [2018-11-23 07:18:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:18:41,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:18:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1540 states and 1951 transitions. [2018-11-23 07:18:42,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1951 transitions. [2018-11-23 07:18:42,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:18:42,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:18:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1542 states and 1952 transitions. [2018-11-23 07:18:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1952 transitions. [2018-11-23 07:18:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:18:43,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:18:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1546 states and 1956 transitions. [2018-11-23 07:18:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1956 transitions. [2018-11-23 07:18:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:18:43,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:18:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1547 states and 1957 transitions. [2018-11-23 07:18:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1957 transitions. [2018-11-23 07:18:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:18:43,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:18:44,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1551 states and 1961 transitions. [2018-11-23 07:18:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1961 transitions. [2018-11-23 07:18:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:18:44,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:18:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1553 states and 1962 transitions. [2018-11-23 07:18:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1962 transitions. [2018-11-23 07:18:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:18:44,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:18:44,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1554 states and 1962 transitions. [2018-11-23 07:18:44,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1962 transitions. [2018-11-23 07:18:44,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 07:18:44,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 111 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:48,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1578 states and 1990 transitions. [2018-11-23 07:18:48,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1990 transitions. [2018-11-23 07:18:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 07:18:48,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 111 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:49,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:49,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1604 states and 2018 transitions. [2018-11-23 07:18:49,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2018 transitions. [2018-11-23 07:18:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:18:49,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:49,505 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:18:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1612 states and 2029 transitions. [2018-11-23 07:18:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2029 transitions. [2018-11-23 07:18:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:18:50,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:50,740 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:18:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1621 states and 2038 transitions. [2018-11-23 07:18:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2038 transitions. [2018-11-23 07:18:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 07:18:51,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:52,078 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 150 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1651 states and 2072 transitions. [2018-11-23 07:18:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2072 transitions. [2018-11-23 07:18:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 07:18:55,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 150 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1669 states and 2093 transitions. [2018-11-23 07:18:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2093 transitions. [2018-11-23 07:18:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 07:18:56,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:56,973 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 150 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:18:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1680 states and 2103 transitions. [2018-11-23 07:18:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2103 transitions. [2018-11-23 07:18:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:18:57,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:18:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:18:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1710 states and 2135 transitions. [2018-11-23 07:18:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2135 transitions. [2018-11-23 07:18:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:18:58,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:18:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:18:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:19:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1753 states and 2184 transitions. [2018-11-23 07:19:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2184 transitions. [2018-11-23 07:19:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:19:01,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:19:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1767 states and 2197 transitions. [2018-11-23 07:19:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2197 transitions. [2018-11-23 07:19:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:19:02,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:19:03,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:03,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1768 states and 2198 transitions. [2018-11-23 07:19:03,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2198 transitions. [2018-11-23 07:19:03,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:19:03,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:19:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:03,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1772 states and 2202 transitions. [2018-11-23 07:19:03,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2202 transitions. [2018-11-23 07:19:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:19:03,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:03,945 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:19:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1773 states and 2202 transitions. [2018-11-23 07:19:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2202 transitions. [2018-11-23 07:19:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 07:19:04,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 07:19:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1777 states and 2207 transitions. [2018-11-23 07:19:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2207 transitions. [2018-11-23 07:19:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:19:05,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:05,154 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 07:19:06,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1847 states and 2280 transitions. [2018-11-23 07:19:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2280 transitions. [2018-11-23 07:19:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:19:06,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:19:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1856 states and 2291 transitions. [2018-11-23 07:19:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2291 transitions. [2018-11-23 07:19:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:19:07,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:07,800 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:19:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1871 states and 2304 transitions. [2018-11-23 07:19:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2304 transitions. [2018-11-23 07:19:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:19:09,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:09,297 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:19:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1875 states and 2307 transitions. [2018-11-23 07:19:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2307 transitions. [2018-11-23 07:19:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 07:19:10,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:19:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:12,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1913 states and 2348 transitions. [2018-11-23 07:19:12,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2348 transitions. [2018-11-23 07:19:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:19:12,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:13,921 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:19:18,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1961 states and 2400 transitions. [2018-11-23 07:19:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2400 transitions. [2018-11-23 07:19:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:19:18,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:21,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2010 states and 2458 transitions. [2018-11-23 07:19:21,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2458 transitions. [2018-11-23 07:19:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:19:21,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2015 states and 2464 transitions. [2018-11-23 07:19:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2464 transitions. [2018-11-23 07:19:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:19:21,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2036 states and 2486 transitions. [2018-11-23 07:19:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2486 transitions. [2018-11-23 07:19:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:19:22,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2057 states and 2508 transitions. [2018-11-23 07:19:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2508 transitions. [2018-11-23 07:19:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 07:19:24,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 185 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2072 states and 2523 transitions. [2018-11-23 07:19:26,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2523 transitions. [2018-11-23 07:19:26,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 07:19:26,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2091 states and 2543 transitions. [2018-11-23 07:19:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2543 transitions. [2018-11-23 07:19:28,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:28,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:35,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2133 states and 2597 transitions. [2018-11-23 07:19:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2597 transitions. [2018-11-23 07:19:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:35,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:19:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2193 states and 2658 transitions. [2018-11-23 07:19:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2658 transitions. [2018-11-23 07:19:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:43,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:43,465 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:46,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2209 states and 2678 transitions. [2018-11-23 07:19:46,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 2678 transitions. [2018-11-23 07:19:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:46,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:47,037 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2210 states and 2679 transitions. [2018-11-23 07:19:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2679 transitions. [2018-11-23 07:19:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:47,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:19:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2215 states and 2683 transitions. [2018-11-23 07:19:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2683 transitions. [2018-11-23 07:19:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 07:19:48,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:48,333 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 07:19:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2232 states and 2699 transitions. [2018-11-23 07:19:49,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2699 transitions. [2018-11-23 07:19:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:19:49,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:19:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2236 states and 2706 transitions. [2018-11-23 07:19:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2706 transitions. [2018-11-23 07:19:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:19:50,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:19:51,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2239 states and 2711 transitions. [2018-11-23 07:19:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2711 transitions. [2018-11-23 07:19:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:19:51,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:19:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2240 states and 2711 transitions. [2018-11-23 07:19:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2711 transitions. [2018-11-23 07:19:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 07:19:52,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:52,354 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 07:19:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2241 states and 2711 transitions. [2018-11-23 07:19:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2711 transitions. [2018-11-23 07:19:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:19:52,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 07:19:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2310 states and 2782 transitions. [2018-11-23 07:19:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2782 transitions. [2018-11-23 07:19:53,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 07:19:53,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:53,424 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 07:19:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2380 states and 2856 transitions. [2018-11-23 07:19:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2856 transitions. [2018-11-23 07:19:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 07:19:54,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-23 07:19:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:19:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2384 states and 2859 transitions. [2018-11-23 07:19:55,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2859 transitions. [2018-11-23 07:19:55,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:19:55,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:19:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:19:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:20:03,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2453 states and 2954 transitions. [2018-11-23 07:20:03,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2954 transitions. [2018-11-23 07:20:03,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:20:03,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:20:05,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:05,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2458 states and 2959 transitions. [2018-11-23 07:20:05,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2959 transitions. [2018-11-23 07:20:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:20:05,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:20:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2483 states and 2989 transitions. [2018-11-23 07:20:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2989 transitions. [2018-11-23 07:20:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:20:09,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 80 proven. 165 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 07:20:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2562 states and 3077 transitions. [2018-11-23 07:20:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3077 transitions. [2018-11-23 07:20:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 07:20:14,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:20:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2563 states and 3078 transitions. [2018-11-23 07:20:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3078 transitions. [2018-11-23 07:20:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 07:20:14,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:20:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2564 states and 3078 transitions. [2018-11-23 07:20:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3078 transitions. [2018-11-23 07:20:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:15,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2586 states and 3102 transitions. [2018-11-23 07:20:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3102 transitions. [2018-11-23 07:20:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:15,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:15,666 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 2655 states and 3183 transitions. [2018-11-23 07:20:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3183 transitions. [2018-11-23 07:20:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:22,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2659 states and 3191 transitions. [2018-11-23 07:20:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3191 transitions. [2018-11-23 07:20:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:23,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:24,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2670 states and 3202 transitions. [2018-11-23 07:20:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3202 transitions. [2018-11-23 07:20:24,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:24,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:27,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2684 states and 3217 transitions. [2018-11-23 07:20:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3217 transitions. [2018-11-23 07:20:27,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:27,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2689 states and 3222 transitions. [2018-11-23 07:20:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3222 transitions. [2018-11-23 07:20:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:28,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 2693 states and 3226 transitions. [2018-11-23 07:20:29,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3226 transitions. [2018-11-23 07:20:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:29,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:29,396 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 2694 states and 3226 transitions. [2018-11-23 07:20:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3226 transitions. [2018-11-23 07:20:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:29,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2718 states and 3256 transitions. [2018-11-23 07:20:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3256 transitions. [2018-11-23 07:20:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:33,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:34,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2726 states and 3263 transitions. [2018-11-23 07:20:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3263 transitions. [2018-11-23 07:20:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:34,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:34,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:34,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2727 states and 3265 transitions. [2018-11-23 07:20:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3265 transitions. [2018-11-23 07:20:34,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 07:20:34,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 07:20:35,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2731 states and 3268 transitions. [2018-11-23 07:20:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3268 transitions. [2018-11-23 07:20:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:20:35,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 254 proven. 4 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 07:20:36,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:36,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2736 states and 3276 transitions. [2018-11-23 07:20:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3276 transitions. [2018-11-23 07:20:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:20:36,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 254 proven. 4 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 07:20:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2737 states and 3277 transitions. [2018-11-23 07:20:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3277 transitions. [2018-11-23 07:20:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:20:37,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 157 proven. 237 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 07:20:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:39,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 2746 states and 3288 transitions. [2018-11-23 07:20:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3288 transitions. [2018-11-23 07:20:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:20:39,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:20:41,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2760 states and 3310 transitions. [2018-11-23 07:20:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 3310 transitions. [2018-11-23 07:20:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:20:41,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:41,601 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:20:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2763 states and 3314 transitions. [2018-11-23 07:20:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3314 transitions. [2018-11-23 07:20:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:20:42,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:20:43,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 2768 states and 3320 transitions. [2018-11-23 07:20:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3320 transitions. [2018-11-23 07:20:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 07:20:43,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:20:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2777 states and 3334 transitions. [2018-11-23 07:20:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3334 transitions. [2018-11-23 07:20:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 07:20:45,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 07:20:54,675 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2018-11-23 07:20:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:20:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 2866 states and 3445 transitions. [2018-11-23 07:20:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3445 transitions. [2018-11-23 07:20:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 07:20:58,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:20:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:20:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 07:21:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:21:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 2909 states and 3489 transitions. [2018-11-23 07:21:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3489 transitions. [2018-11-23 07:21:03,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 07:21:03,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:21:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:21:03,142 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 07:21:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:21:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 2918 states and 3497 transitions. [2018-11-23 07:21:03,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3497 transitions. [2018-11-23 07:21:03,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 07:21:03,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:21:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:21:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 386 proven. 85 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 07:21:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:21:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2922 states and 3502 transitions. [2018-11-23 07:21:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3502 transitions. [2018-11-23 07:21:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 07:21:05,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:21:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:21:05,311 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 326 proven. 69 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-23 07:21:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:21:06,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 2917 states and 3496 transitions. [2018-11-23 07:21:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3496 transitions. [2018-11-23 07:21:06,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:21:06,538 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 187 iterations. [2018-11-23 07:21:06,545 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:21:06,756 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 47 [2018-11-23 07:21:06,909 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-11-23 07:21:07,108 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 18 [2018-11-23 07:21:07,250 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-23 07:21:07,377 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2018-11-23 07:21:07,550 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2018-11-23 07:21:07,697 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 18 [2018-11-23 07:21:07,891 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2018-11-23 07:21:08,053 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2018-11-23 07:21:08,275 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-23 07:21:08,474 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 48 [2018-11-23 07:21:08,665 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2018-11-23 07:21:08,917 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2018-11-23 07:21:09,093 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 18 [2018-11-23 07:21:09,401 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 48 [2018-11-23 07:21:09,670 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 18 [2018-11-23 07:21:09,816 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 50 [2018-11-23 07:21:09,949 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2018-11-23 07:21:10,164 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 48 [2018-11-23 07:21:10,388 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 50 [2018-11-23 07:21:10,548 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 50 [2018-11-23 07:21:10,709 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 50 [2018-11-23 07:21:10,957 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 47 [2018-11-23 07:21:11,188 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 50 [2018-11-23 07:21:11,365 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 50 [2018-11-23 07:21:11,537 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 18 [2018-11-23 07:21:11,792 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 48 [2018-11-23 07:21:12,307 WARN L180 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2018-11-23 07:21:12,500 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 18 [2018-11-23 07:21:12,719 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 48 [2018-11-23 07:21:13,027 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 49 [2018-11-23 07:21:13,244 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 48 [2018-11-23 07:21:13,573 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 48 [2018-11-23 07:21:13,703 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 18 [2018-11-23 07:21:13,905 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-23 07:21:14,157 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 49 [2018-11-23 07:21:14,377 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 47 [2018-11-23 07:21:14,540 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 18 [2018-11-23 07:21:14,800 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 61 [2018-11-23 07:21:15,034 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-11-23 07:21:15,178 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-23 07:21:15,352 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 18 [2018-11-23 07:21:15,545 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 18 [2018-11-23 07:21:15,680 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2018-11-23 07:21:15,886 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 48 [2018-11-23 07:21:16,077 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2018-11-23 07:21:16,078 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:21:16,080 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 07:21:16,085 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 07:21:16,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:21:16 ImpRootNode [2018-11-23 07:21:16,086 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:21:16,086 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:21:16,086 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:21:16,087 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:21:16,087 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:17:19" (3/4) ... [2018-11-23 07:21:16,090 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:21:16,103 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-11-23 07:21:16,104 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 07:21:16,104 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 07:21:16,105 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:21:16,195 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_80cb4447-af90-4808-a15c-1fab48dbf07e/bin-2019/ukojak/witness.graphml [2018-11-23 07:21:16,195 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:21:16,196 INFO L168 Benchmark]: Toolchain (without parser) took 238310.55 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 952.1 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,196 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:21:16,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.58 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 919.9 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 919.9 MB in the beginning and 1.2 GB in the end (delta: -256.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,197 INFO L168 Benchmark]: Boogie Preprocessor took 43.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,197 INFO L168 Benchmark]: RCFGBuilder took 1548.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 931.4 MB in the end (delta: 239.0 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,197 INFO L168 Benchmark]: CodeCheck took 236160.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 931.4 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,197 INFO L168 Benchmark]: Witness Printer took 108.74 ms. Allocated memory is still 4.7 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 9.6 kB). Peak memory consumption was 9.6 kB. Max. memory is 11.5 GB. [2018-11-23 07:21:16,199 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 226.5s OverallTime, 187 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1610601268 SDtfs, -159197664 SDslu, -1023341432 SDs, 0 SdLazy, -128421056 SolverSat, -763355524 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 648.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203088 GetRequests, 194968 SyntacticMatches, 6006 SemanticMatches, 2114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3224110 ImplicationChecksByTransitivity, 203.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 23.4s InterpolantComputationTime, 29294 NumberOfCodeBlocks, 29294 NumberOfCodeBlocksAsserted, 186 NumberOfCheckSat, 29108 ConstructedInterpolants, 0 QuantifiedInterpolants, 25368581 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 186 InterpolantComputations, 141 PerfectInterpolantSequences, 24233/26059 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: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((a17 == 1 || !(a16 == 4)) || !(a7 == 1)) || !(a20 == 1)) || !(a8 == 14) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((a17 == 1 || !(a16 == 4)) || !(a7 == 1)) || !(a20 == 1)) || !(a8 == 14) * 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.58 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 919.9 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 919.9 MB in the beginning and 1.2 GB in the end (delta: -256.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1548.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 931.4 MB in the end (delta: 239.0 MB). Peak memory consumption was 239.0 MB. Max. memory is 11.5 GB. * CodeCheck took 236160.99 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 931.4 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 108.74 ms. Allocated memory is still 4.7 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 9.6 kB). Peak memory consumption was 9.6 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...