./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label57.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/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 7289a24916410dada55d7befe9c59871f03a3aa1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 06:26:02,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:26:02,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:26:02,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:26:02,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:26:02,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:26:02,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:26:02,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:26:02,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:26:02,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:26:02,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:26:02,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:26:02,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:26:02,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:26:02,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:26:02,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:26:02,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:26:02,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:26:02,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:26:02,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:26:02,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:26:02,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:26:02,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:26:02,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:26:02,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:26:02,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:26:02,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:26:02,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:26:02,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:26:02,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:26:02,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:26:02,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:26:02,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:26:02,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:26:02,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:26:02,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:26:02,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:26:02,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:26:02,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:26:02,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:26:02,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:26:02,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 06:26:02,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:26:02,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:26:02,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:26:02,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:26:02,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:26:02,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:26:02,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:26:02,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:26:02,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:26:02,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:26:02,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:26:02,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:26:02,271 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:26:02,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:26:02,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:26:02,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:26:02,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/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 -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2019-12-02 06:26:02,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:26:02,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:26:02,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:26:02,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:26:02,380 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:26:02,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-12-02 06:26:02,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/data/e42200840/61ba3ed11f2f47d8b2a514453b27bbd8/FLAGf8d7a126f [2019-12-02 06:26:02,892 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:26:02,892 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-12-02 06:26:02,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/data/e42200840/61ba3ed11f2f47d8b2a514453b27bbd8/FLAGf8d7a126f [2019-12-02 06:26:02,909 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/data/e42200840/61ba3ed11f2f47d8b2a514453b27bbd8 [2019-12-02 06:26:02,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:26:02,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:26:02,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:26:02,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:26:02,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:26:02,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:26:02" (1/1) ... [2019-12-02 06:26:02,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc73ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:02, skipping insertion in model container [2019-12-02 06:26:02,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:26:02" (1/1) ... [2019-12-02 06:26:02,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:26:02,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:26:03,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:26:03,200 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 06:26:03,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:26:03,270 INFO L208 MainTranslator]: Completed translation [2019-12-02 06:26:03,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03 WrapperNode [2019-12-02 06:26:03,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:26:03,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 06:26:03,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 06:26:03,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 06:26:03,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 06:26:03,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 06:26:03,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 06:26:03,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 06:26:03,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... [2019-12-02 06:26:03,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 06:26:03,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 06:26:03,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 06:26:03,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 06:26:03,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:26:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/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 [2019-12-02 06:26:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 06:26:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 06:26:04,659 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 06:26:04,659 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-02 06:26:04,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:26:04 BoogieIcfgContainer [2019-12-02 06:26:04,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 06:26:04,661 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 06:26:04,661 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 06:26:04,668 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 06:26:04,669 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:26:04" (1/1) ... [2019-12-02 06:26:04,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 06:26:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:04,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-02 06:26:04,701 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-02 06:26:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 06:26:04,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2019-12-02 06:26:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2019-12-02 06:26:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 06:26:05,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:26:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:05,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2019-12-02 06:26:05,448 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2019-12-02 06:26:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-02 06:26:05,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2019-12-02 06:26:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2019-12-02 06:26:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 06:26:05,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2019-12-02 06:26:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2019-12-02 06:26:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 06:26:05,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2019-12-02 06:26:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2019-12-02 06:26:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 06:26:06,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:26:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2019-12-02 06:26:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2019-12-02 06:26:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 06:26:07,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:07,114 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:26:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2019-12-02 06:26:07,519 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2019-12-02 06:26:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 06:26:07,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2019-12-02 06:26:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2019-12-02 06:26:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:26:07,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 264 states and 387 transitions. [2019-12-02 06:26:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 387 transitions. [2019-12-02 06:26:08,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:26:08,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2019-12-02 06:26:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2019-12-02 06:26:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:26:08,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:08,239 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2019-12-02 06:26:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2019-12-02 06:26:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 06:26:08,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:26:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:09,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 369 states and 512 transitions. [2019-12-02 06:26:09,455 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 512 transitions. [2019-12-02 06:26:09,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:26:09,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 387 states and 533 transitions. [2019-12-02 06:26:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 533 transitions. [2019-12-02 06:26:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:26:09,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 389 states and 535 transitions. [2019-12-02 06:26:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 535 transitions. [2019-12-02 06:26:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:09,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 411 states and 569 transitions. [2019-12-02 06:26:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 569 transitions. [2019-12-02 06:26:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:10,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:11,010 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 414 states and 572 transitions. [2019-12-02 06:26:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 572 transitions. [2019-12-02 06:26:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:11,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:11,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:11,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 417 states and 575 transitions. [2019-12-02 06:26:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 575 transitions. [2019-12-02 06:26:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:11,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 420 states and 578 transitions. [2019-12-02 06:26:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 578 transitions. [2019-12-02 06:26:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:11,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:11,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 423 states and 583 transitions. [2019-12-02 06:26:11,730 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 583 transitions. [2019-12-02 06:26:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:11,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 438 states and 600 transitions. [2019-12-02 06:26:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 600 transitions. [2019-12-02 06:26:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 06:26:12,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 445 states and 608 transitions. [2019-12-02 06:26:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2019-12-02 06:26:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-02 06:26:12,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:16,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 477 states and 652 transitions. [2019-12-02 06:26:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 652 transitions. [2019-12-02 06:26:16,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-02 06:26:16,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:16,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:16,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 483 states and 662 transitions. [2019-12-02 06:26:16,940 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 662 transitions. [2019-12-02 06:26:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-02 06:26:16,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:17,067 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:17,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 486 states and 666 transitions. [2019-12-02 06:26:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 666 transitions. [2019-12-02 06:26:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 06:26:17,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:17,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:17,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 497 states and 679 transitions. [2019-12-02 06:26:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 679 transitions. [2019-12-02 06:26:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 06:26:17,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:17,799 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 498 states and 679 transitions. [2019-12-02 06:26:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 679 transitions. [2019-12-02 06:26:17,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-12-02 06:26:17,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:17,932 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 504 states and 688 transitions. [2019-12-02 06:26:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 688 transitions. [2019-12-02 06:26:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-02 06:26:18,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:18,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 513 states and 699 transitions. [2019-12-02 06:26:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 699 transitions. [2019-12-02 06:26:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-02 06:26:18,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 540 states and 728 transitions. [2019-12-02 06:26:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 728 transitions. [2019-12-02 06:26:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 06:26:19,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:19,142 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:26:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 566 states and 757 transitions. [2019-12-02 06:26:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 757 transitions. [2019-12-02 06:26:19,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-02 06:26:19,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 572 states and 762 transitions. [2019-12-02 06:26:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 762 transitions. [2019-12-02 06:26:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-02 06:26:19,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 587 states and 782 transitions. [2019-12-02 06:26:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 782 transitions. [2019-12-02 06:26:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-02 06:26:20,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:20,308 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 599 states and 795 transitions. [2019-12-02 06:26:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 795 transitions. [2019-12-02 06:26:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-02 06:26:20,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 602 states and 798 transitions. [2019-12-02 06:26:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 798 transitions. [2019-12-02 06:26:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-02 06:26:20,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:21,012 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 608 states and 804 transitions. [2019-12-02 06:26:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 804 transitions. [2019-12-02 06:26:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-02 06:26:21,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:21,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 613 states and 810 transitions. [2019-12-02 06:26:21,380 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 810 transitions. [2019-12-02 06:26:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:26:21,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:21,416 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 627 states and 826 transitions. [2019-12-02 06:26:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 826 transitions. [2019-12-02 06:26:21,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:26:21,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:21,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 631 states and 832 transitions. [2019-12-02 06:26:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 832 transitions. [2019-12-02 06:26:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-02 06:26:22,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:22,122 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:22,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 644 states and 854 transitions. [2019-12-02 06:26:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 854 transitions. [2019-12-02 06:26:22,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-02 06:26:22,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:22,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 645 states and 855 transitions. [2019-12-02 06:26:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 855 transitions. [2019-12-02 06:26:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-02 06:26:22,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 651 states and 863 transitions. [2019-12-02 06:26:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 863 transitions. [2019-12-02 06:26:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-02 06:26:23,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:26:23,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:23,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 654 states and 866 transitions. [2019-12-02 06:26:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 866 transitions. [2019-12-02 06:26:23,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 06:26:23,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:23,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 664 states and 875 transitions. [2019-12-02 06:26:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 875 transitions. [2019-12-02 06:26:23,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 06:26:23,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 666 states and 877 transitions. [2019-12-02 06:26:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 877 transitions. [2019-12-02 06:26:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 06:26:24,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:24,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 671 states and 881 transitions. [2019-12-02 06:26:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 881 transitions. [2019-12-02 06:26:24,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 06:26:24,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 677 states and 886 transitions. [2019-12-02 06:26:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 886 transitions. [2019-12-02 06:26:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 06:26:24,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 684 states and 894 transitions. [2019-12-02 06:26:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 894 transitions. [2019-12-02 06:26:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-02 06:26:24,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,502 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:24,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 696 states and 905 transitions. [2019-12-02 06:26:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 905 transitions. [2019-12-02 06:26:24,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-02 06:26:24,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 697 states and 905 transitions. [2019-12-02 06:26:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 905 transitions. [2019-12-02 06:26:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 06:26:24,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,902 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:26:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 701 states and 910 transitions. [2019-12-02 06:26:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 910 transitions. [2019-12-02 06:26:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-02 06:26:24,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:26:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:25,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 723 states and 934 transitions. [2019-12-02 06:26:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 934 transitions. [2019-12-02 06:26:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:26:25,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 747 states and 971 transitions. [2019-12-02 06:26:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 971 transitions. [2019-12-02 06:26:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:26:27,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:28,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:28,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 761 states and 987 transitions. [2019-12-02 06:26:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 987 transitions. [2019-12-02 06:26:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:26:28,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:28,846 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:29,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:29,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 772 states and 997 transitions. [2019-12-02 06:26:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 997 transitions. [2019-12-02 06:26:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:26:29,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:26:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 787 states and 1011 transitions. [2019-12-02 06:26:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1011 transitions. [2019-12-02 06:26:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:26:29,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:29,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 802 states and 1026 transitions. [2019-12-02 06:26:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1026 transitions. [2019-12-02 06:26:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 06:26:29,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:34,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 861 states and 1089 transitions. [2019-12-02 06:26:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1089 transitions. [2019-12-02 06:26:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:34,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:45,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 926 states and 1166 transitions. [2019-12-02 06:26:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1166 transitions. [2019-12-02 06:26:45,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:45,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:45,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:45,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 929 states and 1169 transitions. [2019-12-02 06:26:45,593 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1169 transitions. [2019-12-02 06:26:45,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:45,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 932 states and 1172 transitions. [2019-12-02 06:26:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1172 transitions. [2019-12-02 06:26:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:45,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:46,034 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 935 states and 1175 transitions. [2019-12-02 06:26:46,320 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1175 transitions. [2019-12-02 06:26:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:46,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:26:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 936 states and 1176 transitions. [2019-12-02 06:26:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1176 transitions. [2019-12-02 06:26:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:46,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:26:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 982 states and 1227 transitions. [2019-12-02 06:26:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1227 transitions. [2019-12-02 06:26:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:26:48,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 994 states and 1244 transitions. [2019-12-02 06:26:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1244 transitions. [2019-12-02 06:26:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-02 06:26:49,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:26:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1015 states and 1266 transitions. [2019-12-02 06:26:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1266 transitions. [2019-12-02 06:26:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:26:49,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1055 states and 1312 transitions. [2019-12-02 06:26:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1312 transitions. [2019-12-02 06:26:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:26:53,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:54,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1064 states and 1321 transitions. [2019-12-02 06:26:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1321 transitions. [2019-12-02 06:26:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:26:54,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:54,499 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1083 states and 1339 transitions. [2019-12-02 06:26:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1339 transitions. [2019-12-02 06:26:56,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:26:56,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:56,475 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:26:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:26:56,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1085 states and 1341 transitions. [2019-12-02 06:26:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1341 transitions. [2019-12-02 06:26:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-02 06:26:56,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:26:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:26:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:27:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1127 states and 1386 transitions. [2019-12-02 06:27:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1386 transitions. [2019-12-02 06:27:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:27:00,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1128 states and 1388 transitions. [2019-12-02 06:27:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1388 transitions. [2019-12-02 06:27:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:27:00,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:01,016 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1131 states and 1391 transitions. [2019-12-02 06:27:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1391 transitions. [2019-12-02 06:27:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:27:01,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:01,222 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-12-02 06:27:01,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1132 states and 1391 transitions. [2019-12-02 06:27:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1391 transitions. [2019-12-02 06:27:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-02 06:27:01,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:27:02,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1148 states and 1409 transitions. [2019-12-02 06:27:02,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1409 transitions. [2019-12-02 06:27:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-02 06:27:02,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:03,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1167 states and 1428 transitions. [2019-12-02 06:27:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1428 transitions. [2019-12-02 06:27:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 06:27:03,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:27:03,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1200 states and 1466 transitions. [2019-12-02 06:27:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1466 transitions. [2019-12-02 06:27:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 06:27:03,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:27:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1211 states and 1482 transitions. [2019-12-02 06:27:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1482 transitions. [2019-12-02 06:27:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 06:27:04,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:27:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:06,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1218 states and 1488 transitions. [2019-12-02 06:27:06,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1488 transitions. [2019-12-02 06:27:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 06:27:06,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:27:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1224 states and 1493 transitions. [2019-12-02 06:27:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1493 transitions. [2019-12-02 06:27:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 06:27:06,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:27:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:07,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1226 states and 1496 transitions. [2019-12-02 06:27:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1496 transitions. [2019-12-02 06:27:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-02 06:27:07,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1245 states and 1515 transitions. [2019-12-02 06:27:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1515 transitions. [2019-12-02 06:27:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-02 06:27:07,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:27:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1249 states and 1519 transitions. [2019-12-02 06:27:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1519 transitions. [2019-12-02 06:27:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-02 06:27:08,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:08,694 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:27:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1250 states and 1519 transitions. [2019-12-02 06:27:08,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1519 transitions. [2019-12-02 06:27:08,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-02 06:27:08,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1260 states and 1535 transitions. [2019-12-02 06:27:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1535 transitions. [2019-12-02 06:27:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-02 06:27:10,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:27:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1261 states and 1536 transitions. [2019-12-02 06:27:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1536 transitions. [2019-12-02 06:27:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 06:27:10,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1295 states and 1570 transitions. [2019-12-02 06:27:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1570 transitions. [2019-12-02 06:27:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 06:27:15,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1305 states and 1587 transitions. [2019-12-02 06:27:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1587 transitions. [2019-12-02 06:27:19,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:27:19,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:27:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1306 states and 1588 transitions. [2019-12-02 06:27:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1588 transitions. [2019-12-02 06:27:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-02 06:27:19,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:19,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1307 states and 1588 transitions. [2019-12-02 06:27:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1588 transitions. [2019-12-02 06:27:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-02 06:27:19,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:27:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1323 states and 1609 transitions. [2019-12-02 06:27:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1609 transitions. [2019-12-02 06:27:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:27:19,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:20,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:20,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1326 states and 1614 transitions. [2019-12-02 06:27:20,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1614 transitions. [2019-12-02 06:27:20,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:27:20,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1353 states and 1641 transitions. [2019-12-02 06:27:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1641 transitions. [2019-12-02 06:27:20,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:27:20,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:20,490 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1360 states and 1647 transitions. [2019-12-02 06:27:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1647 transitions. [2019-12-02 06:27:21,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:27:21,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:27:23,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:23,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1373 states and 1667 transitions. [2019-12-02 06:27:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1667 transitions. [2019-12-02 06:27:23,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:27:23,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:27:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1389 states and 1683 transitions. [2019-12-02 06:27:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1683 transitions. [2019-12-02 06:27:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-02 06:27:24,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:27:31,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:31,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1431 states and 1732 transitions. [2019-12-02 06:27:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1732 transitions. [2019-12-02 06:27:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-02 06:27:31,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:27:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1457 states and 1758 transitions. [2019-12-02 06:27:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1758 transitions. [2019-12-02 06:27:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-02 06:27:32,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:27:32,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1472 states and 1778 transitions. [2019-12-02 06:27:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1778 transitions. [2019-12-02 06:27:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-02 06:27:32,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:27:32,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1506 states and 1816 transitions. [2019-12-02 06:27:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1816 transitions. [2019-12-02 06:27:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-02 06:27:32,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:32,765 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:27:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1542 states and 1852 transitions. [2019-12-02 06:27:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1852 transitions. [2019-12-02 06:27:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-02 06:27:38,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:27:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1549 states and 1858 transitions. [2019-12-02 06:27:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1858 transitions. [2019-12-02 06:27:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:38,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:38,969 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1550 states and 1858 transitions. [2019-12-02 06:27:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1858 transitions. [2019-12-02 06:27:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:39,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:27:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1608 states and 1927 transitions. [2019-12-02 06:27:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1927 transitions. [2019-12-02 06:27:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:44,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:27:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1628 states and 1946 transitions. [2019-12-02 06:27:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1946 transitions. [2019-12-02 06:27:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:46,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:27:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1643 states and 1961 transitions. [2019-12-02 06:27:48,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1961 transitions. [2019-12-02 06:27:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:48,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:27:50,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1690 states and 2007 transitions. [2019-12-02 06:27:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2007 transitions. [2019-12-02 06:27:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:50,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:27:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1719 states and 2036 transitions. [2019-12-02 06:27:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2036 transitions. [2019-12-02 06:27:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:51,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:27:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1754 states and 2084 transitions. [2019-12-02 06:27:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2084 transitions. [2019-12-02 06:27:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:54,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:54,799 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:27:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1764 states and 2094 transitions. [2019-12-02 06:27:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2094 transitions. [2019-12-02 06:27:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:55,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:27:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1767 states and 2097 transitions. [2019-12-02 06:27:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2097 transitions. [2019-12-02 06:27:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:27:55,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:27:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1770 states and 2100 transitions. [2019-12-02 06:27:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2100 transitions. [2019-12-02 06:27:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-02 06:27:56,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-12-02 06:27:56,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:56,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1787 states and 2117 transitions. [2019-12-02 06:27:56,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2117 transitions. [2019-12-02 06:27:56,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 06:27:56,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1788 states and 2118 transitions. [2019-12-02 06:27:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2118 transitions. [2019-12-02 06:27:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 06:27:57,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1791 states and 2121 transitions. [2019-12-02 06:27:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2121 transitions. [2019-12-02 06:27:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 06:27:57,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:57,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1792 states and 2121 transitions. [2019-12-02 06:27:57,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2121 transitions. [2019-12-02 06:27:57,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 06:27:57,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:58,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1796 states and 2126 transitions. [2019-12-02 06:27:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2126 transitions. [2019-12-02 06:27:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 06:27:58,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:27:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:27:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1799 states and 2129 transitions. [2019-12-02 06:27:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2129 transitions. [2019-12-02 06:27:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-02 06:27:58,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:27:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:27:59,652 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 190 proven. 9 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-02 06:28:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1815 states and 2150 transitions. [2019-12-02 06:28:02,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2150 transitions. [2019-12-02 06:28:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-02 06:28:02,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 190 proven. 9 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-02 06:28:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1817 states and 2151 transitions. [2019-12-02 06:28:03,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2151 transitions. [2019-12-02 06:28:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-02 06:28:03,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-02 06:28:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1826 states and 2160 transitions. [2019-12-02 06:28:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2160 transitions. [2019-12-02 06:28:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-02 06:28:04,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-02 06:28:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1830 states and 2163 transitions. [2019-12-02 06:28:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2163 transitions. [2019-12-02 06:28:05,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:28:05,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:28:05,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1872 states and 2205 transitions. [2019-12-02 06:28:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2205 transitions. [2019-12-02 06:28:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:28:05,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:28:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1873 states and 2206 transitions. [2019-12-02 06:28:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2206 transitions. [2019-12-02 06:28:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:28:06,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:06,102 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 06:28:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1877 states and 2209 transitions. [2019-12-02 06:28:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2209 transitions. [2019-12-02 06:28:06,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:28:06,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-02 06:28:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1945 states and 2283 transitions. [2019-12-02 06:28:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2283 transitions. [2019-12-02 06:28:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:28:07,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 06:28:08,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2000 states and 2339 transitions. [2019-12-02 06:28:08,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2339 transitions. [2019-12-02 06:28:08,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:28:08,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 06:28:09,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 2014 states and 2355 transitions. [2019-12-02 06:28:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2355 transitions. [2019-12-02 06:28:09,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:28:09,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 06:28:10,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:10,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2050 states and 2390 transitions. [2019-12-02 06:28:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2390 transitions. [2019-12-02 06:28:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:28:10,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 06:28:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2062 states and 2401 transitions. [2019-12-02 06:28:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2401 transitions. [2019-12-02 06:28:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-12-02 06:28:10,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 06:28:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2135 states and 2478 transitions. [2019-12-02 06:28:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2478 transitions. [2019-12-02 06:28:20,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-12-02 06:28:20,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:20,943 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 06:28:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2175 states and 2518 transitions. [2019-12-02 06:28:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2518 transitions. [2019-12-02 06:28:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-12-02 06:28:24,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 06:28:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2187 states and 2529 transitions. [2019-12-02 06:28:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2529 transitions. [2019-12-02 06:28:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:28:26,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:28:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2248 states and 2594 transitions. [2019-12-02 06:28:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2594 transitions. [2019-12-02 06:28:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:28:28,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:28:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2252 states and 2599 transitions. [2019-12-02 06:28:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2599 transitions. [2019-12-02 06:28:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:28:29,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:28:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2265 states and 2610 transitions. [2019-12-02 06:28:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2610 transitions. [2019-12-02 06:28:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:28:30,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:28:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2266 states and 2610 transitions. [2019-12-02 06:28:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2610 transitions. [2019-12-02 06:28:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-12-02 06:28:30,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:31,005 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 06:28:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2282 states and 2629 transitions. [2019-12-02 06:28:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2629 transitions. [2019-12-02 06:28:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-12-02 06:28:32,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-02 06:28:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2305 states and 2652 transitions. [2019-12-02 06:28:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2652 transitions. [2019-12-02 06:28:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-12-02 06:28:34,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:28:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2339 states and 2685 transitions. [2019-12-02 06:28:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2685 transitions. [2019-12-02 06:28:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-12-02 06:28:37,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-02 06:28:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:49,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2370 states and 2721 transitions. [2019-12-02 06:28:49,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2721 transitions. [2019-12-02 06:28:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-12-02 06:28:49,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-02 06:28:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:52,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2382 states and 2732 transitions. [2019-12-02 06:28:52,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2732 transitions. [2019-12-02 06:28:52,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-02 06:28:52,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 06:28:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2404 states and 2760 transitions. [2019-12-02 06:28:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2760 transitions. [2019-12-02 06:28:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-02 06:28:53,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 06:28:55,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:28:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2446 states and 2804 transitions. [2019-12-02 06:28:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2804 transitions. [2019-12-02 06:28:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-02 06:28:55,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:28:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:28:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 06:29:00,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2488 states and 2847 transitions. [2019-12-02 06:29:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 2847 transitions. [2019-12-02 06:29:00,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-02 06:29:00,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 06:29:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2495 states and 2853 transitions. [2019-12-02 06:29:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2853 transitions. [2019-12-02 06:29:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-02 06:29:02,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:29:08,887 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-12-02 06:29:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2568 states and 2934 transitions. [2019-12-02 06:29:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2934 transitions. [2019-12-02 06:29:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-02 06:29:15,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:29:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:24,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2613 states and 2978 transitions. [2019-12-02 06:29:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2978 transitions. [2019-12-02 06:29:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-02 06:29:24,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:29:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2616 states and 2981 transitions. [2019-12-02 06:29:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 2981 transitions. [2019-12-02 06:29:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-12-02 06:29:26,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-02 06:29:27,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:27,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2620 states and 2985 transitions. [2019-12-02 06:29:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 2985 transitions. [2019-12-02 06:29:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-02 06:29:27,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:29:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 2658 states and 3026 transitions. [2019-12-02 06:29:28,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 3026 transitions. [2019-12-02 06:29:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-02 06:29:28,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:29:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2696 states and 3063 transitions. [2019-12-02 06:29:29,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3063 transitions. [2019-12-02 06:29:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-02 06:29:29,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-12-02 06:29:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2775 states and 3145 transitions. [2019-12-02 06:29:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3145 transitions. [2019-12-02 06:29:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-02 06:29:30,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-12-02 06:29:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:34,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2839 states and 3220 transitions. [2019-12-02 06:29:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 3220 transitions. [2019-12-02 06:29:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-02 06:29:34,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-12-02 06:29:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:35,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2858 states and 3241 transitions. [2019-12-02 06:29:35,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3241 transitions. [2019-12-02 06:29:35,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-02 06:29:35,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:35,495 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-12-02 06:29:35,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:35,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2864 states and 3247 transitions. [2019-12-02 06:29:35,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 3247 transitions. [2019-12-02 06:29:35,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-02 06:29:35,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-12-02 06:29:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 2867 states and 3249 transitions. [2019-12-02 06:29:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 3249 transitions. [2019-12-02 06:29:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-12-02 06:29:36,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 336 proven. 3 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-12-02 06:29:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2874 states and 3256 transitions. [2019-12-02 06:29:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3256 transitions. [2019-12-02 06:29:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-12-02 06:29:37,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-12-02 06:29:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2884 states and 3270 transitions. [2019-12-02 06:29:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 3270 transitions. [2019-12-02 06:29:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-12-02 06:29:38,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-12-02 06:29:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2887 states and 3274 transitions. [2019-12-02 06:29:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3274 transitions. [2019-12-02 06:29:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-12-02 06:29:39,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-12-02 06:29:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 2893 states and 3280 transitions. [2019-12-02 06:29:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3280 transitions. [2019-12-02 06:29:41,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:41,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 2902 states and 3293 transitions. [2019-12-02 06:29:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3293 transitions. [2019-12-02 06:29:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:43,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:44,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:44,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2906 states and 3298 transitions. [2019-12-02 06:29:44,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3298 transitions. [2019-12-02 06:29:44,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:44,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:44,306 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2907 states and 3298 transitions. [2019-12-02 06:29:44,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3298 transitions. [2019-12-02 06:29:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:44,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2908 states and 3298 transitions. [2019-12-02 06:29:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3298 transitions. [2019-12-02 06:29:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:45,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2914 states and 3304 transitions. [2019-12-02 06:29:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3304 transitions. [2019-12-02 06:29:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:29:45,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-12-02 06:29:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2919 states and 3309 transitions. [2019-12-02 06:29:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 3309 transitions. [2019-12-02 06:29:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-02 06:29:45,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2019-12-02 06:29:51,716 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-12-02 06:29:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:52,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 2977 states and 3370 transitions. [2019-12-02 06:29:52,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3370 transitions. [2019-12-02 06:29:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-02 06:29:52,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2019-12-02 06:29:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 2978 states and 3369 transitions. [2019-12-02 06:29:54,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 3369 transitions. [2019-12-02 06:29:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-02 06:29:54,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:54,431 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2019-12-02 06:29:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:29:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2950 states and 3340 transitions. [2019-12-02 06:29:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 3340 transitions. [2019-12-02 06:29:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2019-12-02 06:29:55,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:29:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:29:57,093 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2019-12-02 06:29:58,653 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-12-02 06:30:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 3001 states and 3393 transitions. [2019-12-02 06:30:06,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3393 transitions. [2019-12-02 06:30:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2019-12-02 06:30:06,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:06,553 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2019-12-02 06:30:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 3043 states and 3432 transitions. [2019-12-02 06:30:09,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 3432 transitions. [2019-12-02 06:30:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-12-02 06:30:09,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 410 proven. 28 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:30:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 3095 states and 3495 transitions. [2019-12-02 06:30:19,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3495 transitions. [2019-12-02 06:30:19,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:30:19,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:30:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 3101 states and 3504 transitions. [2019-12-02 06:30:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 3504 transitions. [2019-12-02 06:30:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2019-12-02 06:30:21,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:21,786 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2019-12-02 06:30:24,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 3106 states and 3509 transitions. [2019-12-02 06:30:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3509 transitions. [2019-12-02 06:30:24,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-12-02 06:30:24,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:25,011 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 431 proven. 42 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:30:28,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3113 states and 3520 transitions. [2019-12-02 06:30:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3520 transitions. [2019-12-02 06:30:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-12-02 06:30:28,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:28,679 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-12-02 06:30:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3129 states and 3537 transitions. [2019-12-02 06:30:29,168 INFO L276 IsEmpty]: Start isEmpty. Operand 3129 states and 3537 transitions. [2019-12-02 06:30:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-12-02 06:30:29,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2019-12-02 06:30:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3141 states and 3549 transitions. [2019-12-02 06:30:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3549 transitions. [2019-12-02 06:30:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-12-02 06:30:31,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2019-12-02 06:30:35,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3153 states and 3560 transitions. [2019-12-02 06:30:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 3560 transitions. [2019-12-02 06:30:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-12-02 06:30:35,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:35,568 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-12-02 06:30:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3159 states and 3566 transitions. [2019-12-02 06:30:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3566 transitions. [2019-12-02 06:30:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-12-02 06:30:35,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-12-02 06:30:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3175 states and 3582 transitions. [2019-12-02 06:30:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 3582 transitions. [2019-12-02 06:30:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-12-02 06:30:36,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-12-02 06:30:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 3177 states and 3583 transitions. [2019-12-02 06:30:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 3583 transitions. [2019-12-02 06:30:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-12-02 06:30:37,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-02 06:30:49,988 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2019-12-02 06:30:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:54,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3238 states and 3645 transitions. [2019-12-02 06:30:54,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3645 transitions. [2019-12-02 06:30:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-12-02 06:30:54,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:54,769 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-02 06:30:57,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:30:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3246 states and 3652 transitions. [2019-12-02 06:30:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3652 transitions. [2019-12-02 06:30:57,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-12-02 06:30:57,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:30:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:30:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2019-12-02 06:31:00,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3269 states and 3674 transitions. [2019-12-02 06:31:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 3674 transitions. [2019-12-02 06:31:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-12-02 06:31:00,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:04,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3290 states and 3695 transitions. [2019-12-02 06:31:04,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3695 transitions. [2019-12-02 06:31:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-12-02 06:31:04,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3302 states and 3711 transitions. [2019-12-02 06:31:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 3711 transitions. [2019-12-02 06:31:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-12-02 06:31:07,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3308 states and 3717 transitions. [2019-12-02 06:31:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3717 transitions. [2019-12-02 06:31:09,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:09,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3322 states and 3734 transitions. [2019-12-02 06:31:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3322 states and 3734 transitions. [2019-12-02 06:31:11,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:11,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:11,240 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:12,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3361 states and 3773 transitions. [2019-12-02 06:31:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3773 transitions. [2019-12-02 06:31:12,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:12,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:12,768 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:18,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3384 states and 3805 transitions. [2019-12-02 06:31:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3384 states and 3805 transitions. [2019-12-02 06:31:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:18,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3418 states and 3839 transitions. [2019-12-02 06:31:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 3839 transitions. [2019-12-02 06:31:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:21,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:24,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3423 states and 3844 transitions. [2019-12-02 06:31:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 3844 transitions. [2019-12-02 06:31:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:24,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3424 states and 3844 transitions. [2019-12-02 06:31:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 3844 transitions. [2019-12-02 06:31:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:25,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3427 states and 3848 transitions. [2019-12-02 06:31:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3427 states and 3848 transitions. [2019-12-02 06:31:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:26,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:27,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3437 states and 3859 transitions. [2019-12-02 06:31:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 3859 transitions. [2019-12-02 06:31:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:27,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:28,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3438 states and 3859 transitions. [2019-12-02 06:31:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 3859 transitions. [2019-12-02 06:31:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:28,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 3439 states and 3860 transitions. [2019-12-02 06:31:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 3860 transitions. [2019-12-02 06:31:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:28,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3442 states and 3863 transitions. [2019-12-02 06:31:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 3863 transitions. [2019-12-02 06:31:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:29,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 3458 states and 3883 transitions. [2019-12-02 06:31:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 3883 transitions. [2019-12-02 06:31:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:31,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 3461 states and 3886 transitions. [2019-12-02 06:31:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 3886 transitions. [2019-12-02 06:31:33,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:33,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3464 states and 3889 transitions. [2019-12-02 06:31:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 3889 transitions. [2019-12-02 06:31:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-12-02 06:31:34,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:31:38,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3482 states and 3907 transitions. [2019-12-02 06:31:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 3907 transitions. [2019-12-02 06:31:38,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:38,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:38,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3483 states and 3907 transitions. [2019-12-02 06:31:38,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 3907 transitions. [2019-12-02 06:31:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:38,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:39,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3491 states and 3914 transitions. [2019-12-02 06:31:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 3914 transitions. [2019-12-02 06:31:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:39,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3492 states and 3914 transitions. [2019-12-02 06:31:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 3492 states and 3914 transitions. [2019-12-02 06:31:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:40,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:40,423 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3498 states and 3919 transitions. [2019-12-02 06:31:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3498 states and 3919 transitions. [2019-12-02 06:31:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:40,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:41,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 3512 states and 3931 transitions. [2019-12-02 06:31:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 3931 transitions. [2019-12-02 06:31:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2019-12-02 06:31:41,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:31:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:31:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2019-12-02 06:31:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:31:41,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 3111 states and 3467 transitions. [2019-12-02 06:31:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 3467 transitions. [2019-12-02 06:31:41,795 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 06:31:41,795 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 209 iterations. [2019-12-02 06:31:41,801 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 06:31:42,048 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2019-12-02 06:31:42,272 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 43 [2019-12-02 06:31:42,587 WARN L192 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2019-12-02 06:31:42,894 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 45 [2019-12-02 06:31:43,147 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 43 [2019-12-02 06:31:43,361 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2019-12-02 06:31:43,523 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 19 [2019-12-02 06:31:43,787 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2019-12-02 06:31:44,056 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2019-12-02 06:31:44,227 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2019-12-02 06:31:44,379 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 19 [2019-12-02 06:31:44,480 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 19 [2019-12-02 06:31:44,608 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 19 [2019-12-02 06:31:45,004 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2019-12-02 06:31:45,314 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 43 [2019-12-02 06:31:45,612 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 43 [2019-12-02 06:31:45,720 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 19 [2019-12-02 06:31:45,913 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 19 [2019-12-02 06:31:46,179 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2019-12-02 06:31:46,341 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2019-12-02 06:31:46,467 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2019-12-02 06:31:46,902 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2019-12-02 06:31:47,011 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 19 [2019-12-02 06:31:47,294 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 43 [2019-12-02 06:31:47,420 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 19 [2019-12-02 06:31:47,786 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 43 [2019-12-02 06:31:47,941 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 19 [2019-12-02 06:31:48,240 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 43 [2019-12-02 06:31:48,592 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 43 [2019-12-02 06:31:48,719 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2019-12-02 06:31:49,071 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 43 [2019-12-02 06:31:49,186 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2019-12-02 06:31:49,297 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 19 [2019-12-02 06:31:49,506 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2019-12-02 06:31:49,837 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 45 [2019-12-02 06:31:49,953 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 19 [2019-12-02 06:31:50,071 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2019-12-02 06:31:50,346 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 43 [2019-12-02 06:31:50,490 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2019-12-02 06:31:50,689 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2019-12-02 06:31:51,000 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2019-12-02 06:31:51,133 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 19 [2019-12-02 06:31:51,234 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 19 [2019-12-02 06:31:51,495 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 19 [2019-12-02 06:31:51,778 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 43 [2019-12-02 06:31:52,075 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 43 [2019-12-02 06:31:52,386 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 44 [2019-12-02 06:31:52,540 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2019-12-02 06:31:52,978 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 45 [2019-12-02 06:31:53,193 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 48 [2019-12-02 06:31:53,387 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2019-12-02 06:31:53,503 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 19 [2019-12-02 06:31:53,692 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 19 [2019-12-02 06:31:53,946 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 43 [2019-12-02 06:31:54,220 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 43 [2019-12-02 06:31:54,349 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 19 [2019-12-02 06:31:54,577 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 48 [2019-12-02 06:31:54,698 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 19 [2019-12-02 06:31:54,807 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2019-12-02 06:31:54,974 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2019-12-02 06:31:54,975 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 06:31:54,978 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2019-12-02 06:31:54,983 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2019-12-02 06:31:54,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:31:54 ImpRootNode [2019-12-02 06:31:54,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 06:31:54,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 06:31:54,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 06:31:54,984 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 06:31:54,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:26:04" (3/4) ... [2019-12-02 06:31:54,987 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 06:31:55,001 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-02 06:31:55,002 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-02 06:31:55,003 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-02 06:31:55,004 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 06:31:55,073 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b9de48c1-80a8-47a6-bdef-ff8575e1bfda/bin/ukojak/witness.graphml [2019-12-02 06:31:55,074 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 06:31:55,074 INFO L168 Benchmark]: Toolchain (without parser) took 352162.76 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 938.2 MB in the beginning and 1.7 GB in the end (delta: -748.2 MB). Peak memory consumption was 377.5 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,075 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:31:55,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,075 INFO L168 Benchmark]: Boogie Preprocessor took 43.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,075 INFO L168 Benchmark]: RCFGBuilder took 1294.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.1 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,076 INFO L168 Benchmark]: CodeCheck took 350322.79 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 855.1 MB in the beginning and 1.7 GB in the end (delta: -839.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,076 INFO L168 Benchmark]: Witness Printer took 89.78 ms. Allocated memory is still 2.2 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-12-02 06:31:55,077 INFO L335 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 337.1s, OverallIterations: 209, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1108680512 SDtfs, 1712949808 SDslu, -1934934720 SDs, 0 SdLazy, -989074120 SolverSat, 73672968 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1322.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 296007 GetRequests, 287970 SyntacticMatches, 6269 SemanticMatches, 1768 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2438896 ImplicationChecksByTransitivity, 294.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 21.0s InterpolantComputationTime, 46185 NumberOfCodeBlocks, 46185 NumberOfCodeBlocksAsserted, 208 NumberOfCheckSat, 45977 ConstructedInterpolants, 0 QuantifiedInterpolants, 44821351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 208 InterpolantComputations, 134 PerfectInterpolantSequences, 59375/60232 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 445]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 && !(a11 == 1)) || (!(a19 == 1) && !(a28 == 11))) || (a19 == 1 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 && !(a11 == 1)) || (!(a19 == 1) && !(a28 == 11))) || (a19 == 1 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1294.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 855.1 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. * CodeCheck took 350322.79 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 855.1 MB in the beginning and 1.7 GB in the end (delta: -839.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 89.78 ms. Allocated memory is still 2.2 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...