./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1af67db67a88433de1a31e57b46e50dcbb6e7d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:33:40,297 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:33:40,298 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:33:40,307 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:33:40,307 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:33:40,308 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:33:40,309 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:33:40,310 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:33:40,312 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:33:40,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:33:40,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:33:40,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:33:40,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:33:40,314 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:33:40,315 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:33:40,316 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:33:40,316 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:33:40,318 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:33:40,319 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:33:40,320 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:33:40,321 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:33:40,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:33:40,324 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:33:40,324 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:33:40,324 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:33:40,325 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:33:40,326 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:33:40,326 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:33:40,327 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:33:40,328 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:33:40,328 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:33:40,328 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:33:40,328 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:33:40,329 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:33:40,329 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:33:40,330 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:33:40,330 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:33:40,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:33:40,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:33:40,341 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:33:40,341 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:33:40,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:33:40,342 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:33:40,342 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:33:40,342 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:33:40,343 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:33:40,344 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:33:40,344 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:33:40,344 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:33:40,344 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:33:40,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:33:40,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:33:40,344 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:33:40,344 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:33:40,345 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:33:40,345 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:33:40,345 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:33:40,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:33:40,345 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1af67db67a88433de1a31e57b46e50dcbb6e7d8 [2018-12-09 12:33:40,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:33:40,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:33:40,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:33:40,377 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:33:40,377 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:33:40,377 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-12-09 12:33:40,409 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/data/b665863ac/820d64514e494f8eaa871752664f7768/FLAG5dbc5046e [2018-12-09 12:33:40,785 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:33:40,786 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/sv-benchmarks/c/eca-rers2012/Problem01_label27_true-unreach-call_false-termination.c [2018-12-09 12:33:40,792 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/data/b665863ac/820d64514e494f8eaa871752664f7768/FLAG5dbc5046e [2018-12-09 12:33:41,141 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/data/b665863ac/820d64514e494f8eaa871752664f7768 [2018-12-09 12:33:41,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:33:41,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:33:41,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:33:41,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:33:41,151 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:33:41,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ab3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41, skipping insertion in model container [2018-12-09 12:33:41,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:33:41,208 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:33:41,413 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:33:41,416 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:33:41,503 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:33:41,516 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:33:41,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41 WrapperNode [2018-12-09 12:33:41,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:33:41,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:33:41,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:33:41,517 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:33:41,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:33:41,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:33:41,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:33:41,564 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:33:41,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... [2018-12-09 12:33:41,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:33:41,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:33:41,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:33:41,594 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:33:41,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:33:41,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:33:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:33:42,554 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:33:42,554 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 12:33:42,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:42 BoogieIcfgContainer [2018-12-09 12:33:42,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:33:42,555 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:33:42,555 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:33:42,565 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:33:42,565 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:42" (1/1) ... [2018-12-09 12:33:42,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:33:42,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 12:33:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 12:33:42,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 12:33:42,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:42,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2018-12-09 12:33:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2018-12-09 12:33:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 12:33:43,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 215 states and 323 transitions. [2018-12-09 12:33:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 323 transitions. [2018-12-09 12:33:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 12:33:43,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 220 states and 333 transitions. [2018-12-09 12:33:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 333 transitions. [2018-12-09 12:33:43,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 12:33:43,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:43,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 290 states and 409 transitions. [2018-12-09 12:33:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 409 transitions. [2018-12-09 12:33:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 12:33:44,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 293 states and 413 transitions. [2018-12-09 12:33:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 413 transitions. [2018-12-09 12:33:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 12:33:44,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:44,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 294 states and 415 transitions. [2018-12-09 12:33:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 415 transitions. [2018-12-09 12:33:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 12:33:44,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 306 states and 433 transitions. [2018-12-09 12:33:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 433 transitions. [2018-12-09 12:33:44,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 12:33:44,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 320 states and 452 transitions. [2018-12-09 12:33:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 452 transitions. [2018-12-09 12:33:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 12:33:45,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 321 states and 453 transitions. [2018-12-09 12:33:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 453 transitions. [2018-12-09 12:33:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 12:33:45,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:45,187 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 330 states and 474 transitions. [2018-12-09 12:33:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 474 transitions. [2018-12-09 12:33:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 12:33:45,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:45,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 331 states and 475 transitions. [2018-12-09 12:33:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 475 transitions. [2018-12-09 12:33:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:33:45,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:45,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 342 states and 487 transitions. [2018-12-09 12:33:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 487 transitions. [2018-12-09 12:33:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:33:45,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 350 states and 497 transitions. [2018-12-09 12:33:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 497 transitions. [2018-12-09 12:33:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 12:33:46,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 12:33:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 354 states and 505 transitions. [2018-12-09 12:33:46,301 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 505 transitions. [2018-12-09 12:33:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 12:33:46,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 12:33:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 359 states and 509 transitions. [2018-12-09 12:33:46,439 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 509 transitions. [2018-12-09 12:33:46,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 12:33:46,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 370 states and 521 transitions. [2018-12-09 12:33:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 521 transitions. [2018-12-09 12:33:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 12:33:46,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 12:33:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:46,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 371 states and 525 transitions. [2018-12-09 12:33:46,942 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 525 transitions. [2018-12-09 12:33:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 12:33:46,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:46,970 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 12:33:47,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 377 states and 536 transitions. [2018-12-09 12:33:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 536 transitions. [2018-12-09 12:33:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 12:33:47,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 403 states and 571 transitions. [2018-12-09 12:33:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 571 transitions. [2018-12-09 12:33:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 12:33:48,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 12:33:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 405 states and 572 transitions. [2018-12-09 12:33:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 572 transitions. [2018-12-09 12:33:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 12:33:48,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:48,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:48,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 407 states and 575 transitions. [2018-12-09 12:33:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 575 transitions. [2018-12-09 12:33:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 12:33:48,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 421 states and 591 transitions. [2018-12-09 12:33:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 591 transitions. [2018-12-09 12:33:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 12:33:48,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 12:33:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:49,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 436 states and 608 transitions. [2018-12-09 12:33:49,161 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 608 transitions. [2018-12-09 12:33:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 12:33:49,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 12:33:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 437 states and 609 transitions. [2018-12-09 12:33:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 609 transitions. [2018-12-09 12:33:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 12:33:49,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:49,239 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:33:49,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 438 states and 609 transitions. [2018-12-09 12:33:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 609 transitions. [2018-12-09 12:33:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 12:33:49,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 466 states and 640 transitions. [2018-12-09 12:33:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 640 transitions. [2018-12-09 12:33:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 12:33:50,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 12:33:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 471 states and 644 transitions. [2018-12-09 12:33:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 644 transitions. [2018-12-09 12:33:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 12:33:50,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:50,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 541 states and 729 transitions. [2018-12-09 12:33:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 729 transitions. [2018-12-09 12:33:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 12:33:50,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 569 states and 760 transitions. [2018-12-09 12:33:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 760 transitions. [2018-12-09 12:33:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 12:33:51,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 588 states and 784 transitions. [2018-12-09 12:33:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 784 transitions. [2018-12-09 12:33:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 12:33:51,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 589 states and 786 transitions. [2018-12-09 12:33:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 786 transitions. [2018-12-09 12:33:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 12:33:52,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 609 states and 811 transitions. [2018-12-09 12:33:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 811 transitions. [2018-12-09 12:33:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 12:33:52,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 631 states and 836 transitions. [2018-12-09 12:33:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 836 transitions. [2018-12-09 12:33:52,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 12:33:52,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 645 states and 850 transitions. [2018-12-09 12:33:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 850 transitions. [2018-12-09 12:33:53,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 12:33:53,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 12:33:53,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:53,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 655 states and 861 transitions. [2018-12-09 12:33:53,353 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 861 transitions. [2018-12-09 12:33:53,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 12:33:53,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 663 states and 871 transitions. [2018-12-09 12:33:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 871 transitions. [2018-12-09 12:33:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 12:33:53,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 667 states and 883 transitions. [2018-12-09 12:33:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 883 transitions. [2018-12-09 12:33:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 12:33:54,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 671 states and 892 transitions. [2018-12-09 12:33:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 892 transitions. [2018-12-09 12:33:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 12:33:54,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 672 states and 893 transitions. [2018-12-09 12:33:54,798 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 893 transitions. [2018-12-09 12:33:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 12:33:54,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:54,863 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 684 states and 912 transitions. [2018-12-09 12:33:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 912 transitions. [2018-12-09 12:33:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 12:33:55,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:55,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 692 states and 925 transitions. [2018-12-09 12:33:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 925 transitions. [2018-12-09 12:33:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 12:33:55,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:55,796 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:33:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 697 states and 932 transitions. [2018-12-09 12:33:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 932 transitions. [2018-12-09 12:33:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 12:33:55,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 12:33:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 702 states and 938 transitions. [2018-12-09 12:33:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 938 transitions. [2018-12-09 12:33:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 12:33:56,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 12:33:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 743 states and 989 transitions. [2018-12-09 12:33:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 989 transitions. [2018-12-09 12:33:57,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 12:33:57,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:57,771 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 12:33:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:58,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 760 states and 1005 transitions. [2018-12-09 12:33:58,140 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1005 transitions. [2018-12-09 12:33:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 12:33:58,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 12:33:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 762 states and 1006 transitions. [2018-12-09 12:33:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1006 transitions. [2018-12-09 12:33:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 12:33:58,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:58,403 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:33:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 766 states and 1016 transitions. [2018-12-09 12:33:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1016 transitions. [2018-12-09 12:33:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 12:33:58,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:33:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 12:33:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:33:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 769 states and 1019 transitions. [2018-12-09 12:33:58,958 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1019 transitions. [2018-12-09 12:33:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 12:33:58,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:33:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:00,010 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:03,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 875 states and 1134 transitions. [2018-12-09 12:34:03,913 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1134 transitions. [2018-12-09 12:34:03,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 12:34:03,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 942 states and 1204 transitions. [2018-12-09 12:34:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1204 transitions. [2018-12-09 12:34:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 12:34:06,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 12:34:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 967 states and 1232 transitions. [2018-12-09 12:34:08,391 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1232 transitions. [2018-12-09 12:34:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:34:08,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 978 states and 1248 transitions. [2018-12-09 12:34:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1248 transitions. [2018-12-09 12:34:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:34:09,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 984 states and 1254 transitions. [2018-12-09 12:34:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1254 transitions. [2018-12-09 12:34:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:34:09,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:11,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:11,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1025 states and 1297 transitions. [2018-12-09 12:34:11,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1297 transitions. [2018-12-09 12:34:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:34:11,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:11,512 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1055 states and 1325 transitions. [2018-12-09 12:34:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1325 transitions. [2018-12-09 12:34:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:34:12,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:14,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:14,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1094 states and 1375 transitions. [2018-12-09 12:34:14,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1375 transitions. [2018-12-09 12:34:14,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:34:14,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1103 states and 1384 transitions. [2018-12-09 12:34:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1384 transitions. [2018-12-09 12:34:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:34:15,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1111 states and 1393 transitions. [2018-12-09 12:34:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1393 transitions. [2018-12-09 12:34:15,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:34:15,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1121 states and 1402 transitions. [2018-12-09 12:34:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1402 transitions. [2018-12-09 12:34:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 12:34:15,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 12:34:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:16,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1128 states and 1410 transitions. [2018-12-09 12:34:16,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1410 transitions. [2018-12-09 12:34:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 12:34:16,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1143 states and 1432 transitions. [2018-12-09 12:34:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1432 transitions. [2018-12-09 12:34:17,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 12:34:17,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 12:34:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1148 states and 1436 transitions. [2018-12-09 12:34:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1436 transitions. [2018-12-09 12:34:17,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 12:34:17,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1173 states and 1466 transitions. [2018-12-09 12:34:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1466 transitions. [2018-12-09 12:34:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 12:34:19,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1181 states and 1476 transitions. [2018-12-09 12:34:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1476 transitions. [2018-12-09 12:34:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 12:34:20,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:24,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1234 states and 1537 transitions. [2018-12-09 12:34:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1537 transitions. [2018-12-09 12:34:24,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 12:34:24,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1269 states and 1579 transitions. [2018-12-09 12:34:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1579 transitions. [2018-12-09 12:34:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 12:34:27,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1272 states and 1583 transitions. [2018-12-09 12:34:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1583 transitions. [2018-12-09 12:34:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 12:34:28,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 12:34:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1285 states and 1602 transitions. [2018-12-09 12:34:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1602 transitions. [2018-12-09 12:34:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:28,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1310 states and 1634 transitions. [2018-12-09 12:34:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1634 transitions. [2018-12-09 12:34:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:30,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:30,113 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1311 states and 1635 transitions. [2018-12-09 12:34:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1635 transitions. [2018-12-09 12:34:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:30,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1316 states and 1642 transitions. [2018-12-09 12:34:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1642 transitions. [2018-12-09 12:34:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:31,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1321 states and 1647 transitions. [2018-12-09 12:34:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1647 transitions. [2018-12-09 12:34:31,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:31,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:31,455 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1322 states and 1648 transitions. [2018-12-09 12:34:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1648 transitions. [2018-12-09 12:34:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:31,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:31,826 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:32,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1323 states and 1649 transitions. [2018-12-09 12:34:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1649 transitions. [2018-12-09 12:34:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:32,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:32,205 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1326 states and 1652 transitions. [2018-12-09 12:34:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1652 transitions. [2018-12-09 12:34:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 12:34:32,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:34:32,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1327 states and 1653 transitions. [2018-12-09 12:34:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1653 transitions. [2018-12-09 12:34:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 12:34:32,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 12:34:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1375 states and 1701 transitions. [2018-12-09 12:34:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1701 transitions. [2018-12-09 12:34:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 12:34:39,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:39,266 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 12:34:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1380 states and 1706 transitions. [2018-12-09 12:34:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1706 transitions. [2018-12-09 12:34:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 12:34:39,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 12:34:39,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:39,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1385 states and 1715 transitions. [2018-12-09 12:34:39,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1715 transitions. [2018-12-09 12:34:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:34:39,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 12:34:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1410 states and 1742 transitions. [2018-12-09 12:34:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1742 transitions. [2018-12-09 12:34:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:34:40,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 12:34:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1411 states and 1743 transitions. [2018-12-09 12:34:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1743 transitions. [2018-12-09 12:34:40,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 12:34:40,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:42,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1427 states and 1761 transitions. [2018-12-09 12:34:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1761 transitions. [2018-12-09 12:34:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 12:34:42,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:34:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1430 states and 1764 transitions. [2018-12-09 12:34:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1764 transitions. [2018-12-09 12:34:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:34:43,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:43,496 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 12:34:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1433 states and 1770 transitions. [2018-12-09 12:34:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1770 transitions. [2018-12-09 12:34:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 12:34:43,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 12:34:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:47,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1434 states and 1773 transitions. [2018-12-09 12:34:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1773 transitions. [2018-12-09 12:34:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 12:34:47,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 12:34:49,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1465 states and 1808 transitions. [2018-12-09 12:34:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1808 transitions. [2018-12-09 12:34:49,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:34:49,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 12:34:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1478 states and 1821 transitions. [2018-12-09 12:34:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1821 transitions. [2018-12-09 12:34:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:34:53,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:53,282 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 12:34:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:34:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1498 states and 1848 transitions. [2018-12-09 12:34:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1848 transitions. [2018-12-09 12:34:54,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:34:54,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:34:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:34:54,665 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:01,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1563 states and 1931 transitions. [2018-12-09 12:35:01,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1931 transitions. [2018-12-09 12:35:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:01,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1571 states and 1941 transitions. [2018-12-09 12:35:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1941 transitions. [2018-12-09 12:35:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:02,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1637 states and 2007 transitions. [2018-12-09 12:35:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2007 transitions. [2018-12-09 12:35:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:05,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 12:35:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1638 states and 2009 transitions. [2018-12-09 12:35:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2009 transitions. [2018-12-09 12:35:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:06,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1671 states and 2044 transitions. [2018-12-09 12:35:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 2044 transitions. [2018-12-09 12:35:08,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:08,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:08,919 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1699 states and 2071 transitions. [2018-12-09 12:35:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2071 transitions. [2018-12-09 12:35:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:11,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1724 states and 2101 transitions. [2018-12-09 12:35:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2101 transitions. [2018-12-09 12:35:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:35:13,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:13,102 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 12:35:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1725 states and 2102 transitions. [2018-12-09 12:35:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2102 transitions. [2018-12-09 12:35:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-09 12:35:13,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 12:35:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1729 states and 2116 transitions. [2018-12-09 12:35:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2116 transitions. [2018-12-09 12:35:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:14,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1749 states and 2137 transitions. [2018-12-09 12:35:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2137 transitions. [2018-12-09 12:35:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:15,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1750 states and 2137 transitions. [2018-12-09 12:35:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2137 transitions. [2018-12-09 12:35:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:16,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1771 states and 2161 transitions. [2018-12-09 12:35:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2161 transitions. [2018-12-09 12:35:17,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:17,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1785 states and 2178 transitions. [2018-12-09 12:35:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2178 transitions. [2018-12-09 12:35:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:19,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1793 states and 2186 transitions. [2018-12-09 12:35:19,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2186 transitions. [2018-12-09 12:35:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:19,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1796 states and 2189 transitions. [2018-12-09 12:35:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2189 transitions. [2018-12-09 12:35:20,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 12:35:20,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 12:35:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1799 states and 2192 transitions. [2018-12-09 12:35:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2192 transitions. [2018-12-09 12:35:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 12:35:21,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 12:35:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1800 states and 2193 transitions. [2018-12-09 12:35:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2193 transitions. [2018-12-09 12:35:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 12:35:22,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 12:35:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1867 states and 2266 transitions. [2018-12-09 12:35:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2266 transitions. [2018-12-09 12:35:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 12:35:25,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:25,987 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:35:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1888 states and 2294 transitions. [2018-12-09 12:35:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 2294 transitions. [2018-12-09 12:35:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 12:35:28,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:35:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1891 states and 2298 transitions. [2018-12-09 12:35:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2298 transitions. [2018-12-09 12:35:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 12:35:29,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:35:29,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:29,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1899 states and 2306 transitions. [2018-12-09 12:35:29,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2306 transitions. [2018-12-09 12:35:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 12:35:29,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:35:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1901 states and 2307 transitions. [2018-12-09 12:35:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2307 transitions. [2018-12-09 12:35:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 12:35:29,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:35:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1903 states and 2308 transitions. [2018-12-09 12:35:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2308 transitions. [2018-12-09 12:35:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 12:35:30,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:30,434 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1948 states and 2358 transitions. [2018-12-09 12:35:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2358 transitions. [2018-12-09 12:35:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 12:35:33,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1970 states and 2380 transitions. [2018-12-09 12:35:34,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2380 transitions. [2018-12-09 12:35:34,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 12:35:34,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:36,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:36,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1995 states and 2404 transitions. [2018-12-09 12:35:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2404 transitions. [2018-12-09 12:35:36,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 12:35:36,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1996 states and 2404 transitions. [2018-12-09 12:35:36,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2404 transitions. [2018-12-09 12:35:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-09 12:35:36,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 12:35:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2005 states and 2417 transitions. [2018-12-09 12:35:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2417 transitions. [2018-12-09 12:35:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 12:35:38,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2038 states and 2452 transitions. [2018-12-09 12:35:45,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2452 transitions. [2018-12-09 12:35:45,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 12:35:45,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:45,904 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:35:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2039 states and 2453 transitions. [2018-12-09 12:35:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2453 transitions. [2018-12-09 12:35:46,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 12:35:46,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 356 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 12:35:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 2071 states and 2491 transitions. [2018-12-09 12:35:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2491 transitions. [2018-12-09 12:35:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 12:35:56,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-09 12:35:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:35:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2077 states and 2499 transitions. [2018-12-09 12:35:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2499 transitions. [2018-12-09 12:35:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 12:35:57,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:35:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:35:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 12:36:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:03,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2140 states and 2565 transitions. [2018-12-09 12:36:03,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2565 transitions. [2018-12-09 12:36:03,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 12:36:03,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:03,711 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 12:36:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2140 states and 2564 transitions. [2018-12-09 12:36:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2564 transitions. [2018-12-09 12:36:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 12:36:04,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 12:36:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2145 states and 2573 transitions. [2018-12-09 12:36:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2573 transitions. [2018-12-09 12:36:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-12-09 12:36:06,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-09 12:36:09,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:09,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2162 states and 2591 transitions. [2018-12-09 12:36:09,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2591 transitions. [2018-12-09 12:36:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 12:36:09,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 12:36:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 2231 states and 2668 transitions. [2018-12-09 12:36:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2668 transitions. [2018-12-09 12:36:26,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 12:36:26,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 12:36:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2238 states and 2673 transitions. [2018-12-09 12:36:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2673 transitions. [2018-12-09 12:36:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 12:36:28,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 12:36:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2239 states and 2675 transitions. [2018-12-09 12:36:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2675 transitions. [2018-12-09 12:36:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 12:36:29,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 12:36:31,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2307 states and 2744 transitions. [2018-12-09 12:36:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2744 transitions. [2018-12-09 12:36:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 12:36:31,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:33,421 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:36:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2344 states and 2782 transitions. [2018-12-09 12:36:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 2782 transitions. [2018-12-09 12:36:37,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 12:36:37,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:36:38,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:38,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2367 states and 2804 transitions. [2018-12-09 12:36:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2804 transitions. [2018-12-09 12:36:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 12:36:38,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:36:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2378 states and 2814 transitions. [2018-12-09 12:36:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2814 transitions. [2018-12-09 12:36:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 12:36:39,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-09 12:36:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2383 states and 2818 transitions. [2018-12-09 12:36:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 2818 transitions. [2018-12-09 12:36:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 12:36:39,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 12:36:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:45,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2414 states and 2859 transitions. [2018-12-09 12:36:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 2859 transitions. [2018-12-09 12:36:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 12:36:45,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:45,184 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 12:36:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2469 states and 2919 transitions. [2018-12-09 12:36:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2919 transitions. [2018-12-09 12:36:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 12:36:46,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 12:36:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2486 states and 2936 transitions. [2018-12-09 12:36:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2936 transitions. [2018-12-09 12:36:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 12:36:47,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:47,951 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-09 12:36:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:36:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2487 states and 2936 transitions. [2018-12-09 12:36:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2936 transitions. [2018-12-09 12:36:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 12:36:48,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:36:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:36:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 12:37:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2540 states and 2991 transitions. [2018-12-09 12:37:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2991 transitions. [2018-12-09 12:37:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 12:37:01,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 12:37:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2541 states and 2991 transitions. [2018-12-09 12:37:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2991 transitions. [2018-12-09 12:37:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 12:37:02,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:04,317 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 12:37:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:11,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2570 states and 3021 transitions. [2018-12-09 12:37:11,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3021 transitions. [2018-12-09 12:37:11,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 12:37:11,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 12:37:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 2595 states and 3043 transitions. [2018-12-09 12:37:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3043 transitions. [2018-12-09 12:37:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 12:37:15,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-09 12:37:18,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2599 states and 3048 transitions. [2018-12-09 12:37:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 3048 transitions. [2018-12-09 12:37:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 12:37:18,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-09 12:37:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2600 states and 3048 transitions. [2018-12-09 12:37:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 3048 transitions. [2018-12-09 12:37:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 12:37:19,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-09 12:37:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2603 states and 3052 transitions. [2018-12-09 12:37:19,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3052 transitions. [2018-12-09 12:37:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 12:37:19,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-09 12:37:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:20,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2604 states and 3052 transitions. [2018-12-09 12:37:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3052 transitions. [2018-12-09 12:37:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 12:37:20,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2018-12-09 12:37:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2605 states and 3052 transitions. [2018-12-09 12:37:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3052 transitions. [2018-12-09 12:37:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 12:37:21,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 12:37:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2652 states and 3108 transitions. [2018-12-09 12:37:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3108 transitions. [2018-12-09 12:37:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 12:37:30,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:30,696 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 12:37:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 2666 states and 3121 transitions. [2018-12-09 12:37:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3121 transitions. [2018-12-09 12:37:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 12:37:31,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-09 12:37:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 2712 states and 3173 transitions. [2018-12-09 12:37:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3173 transitions. [2018-12-09 12:37:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 12:37:37,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-09 12:37:42,120 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 12:37:43,175 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-09 12:37:44,333 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 12:37:45,262 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 12:37:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2780 states and 3242 transitions. [2018-12-09 12:37:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3242 transitions. [2018-12-09 12:37:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 12:37:47,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 12:37:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2797 states and 3268 transitions. [2018-12-09 12:37:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 3268 transitions. [2018-12-09 12:37:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 12:37:50,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 12:37:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:51,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 2805 states and 3275 transitions. [2018-12-09 12:37:51,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3275 transitions. [2018-12-09 12:37:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-09 12:37:51,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 12:37:55,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:37:55,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 2777 states and 3246 transitions. [2018-12-09 12:37:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3246 transitions. [2018-12-09 12:37:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 12:37:55,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:37:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:37:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 12:38:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2789 states and 3265 transitions. [2018-12-09 12:38:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3265 transitions. [2018-12-09 12:38:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 12:38:03,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:03,375 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 12:38:08,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 2819 states and 3299 transitions. [2018-12-09 12:38:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3299 transitions. [2018-12-09 12:38:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 12:38:08,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 12:38:10,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 2834 states and 3312 transitions. [2018-12-09 12:38:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3312 transitions. [2018-12-09 12:38:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 12:38:10,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 12:38:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2836 states and 3314 transitions. [2018-12-09 12:38:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3314 transitions. [2018-12-09 12:38:12,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:38:12,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 12:38:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 2843 states and 3323 transitions. [2018-12-09 12:38:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3323 transitions. [2018-12-09 12:38:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:38:22,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:22,576 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 12:38:23,640 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 12:38:26,502 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-12-09 12:38:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2877 states and 3358 transitions. [2018-12-09 12:38:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 3358 transitions. [2018-12-09 12:38:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:38:30,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:30,645 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 12:38:32,245 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 12:38:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2891 states and 3371 transitions. [2018-12-09 12:38:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3371 transitions. [2018-12-09 12:38:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 12:38:32,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 380 proven. 4 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-12-09 12:38:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2900 states and 3390 transitions. [2018-12-09 12:38:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3390 transitions. [2018-12-09 12:38:36,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 12:38:36,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:36,524 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 380 proven. 4 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-12-09 12:38:46,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 2946 states and 3439 transitions. [2018-12-09 12:38:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 3439 transitions. [2018-12-09 12:38:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 12:38:46,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 12:38:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3014 states and 3508 transitions. [2018-12-09 12:38:49,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 3508 transitions. [2018-12-09 12:38:49,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 12:38:49,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-12-09 12:38:52,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3028 states and 3525 transitions. [2018-12-09 12:38:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3525 transitions. [2018-12-09 12:38:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 12:38:52,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-12-09 12:38:52,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:52,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 3033 states and 3529 transitions. [2018-12-09 12:38:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3529 transitions. [2018-12-09 12:38:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 12:38:52,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:53,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 12:38:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 3062 states and 3557 transitions. [2018-12-09 12:38:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3557 transitions. [2018-12-09 12:38:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:38:54,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:38:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:38:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3067 states and 3565 transitions. [2018-12-09 12:38:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3565 transitions. [2018-12-09 12:38:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:38:58,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:38:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:38:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:10,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:10,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3122 states and 3630 transitions. [2018-12-09 12:39:10,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 3630 transitions. [2018-12-09 12:39:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:10,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3150 states and 3658 transitions. [2018-12-09 12:39:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 3658 transitions. [2018-12-09 12:39:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:14,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:15,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3153 states and 3659 transitions. [2018-12-09 12:39:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 3659 transitions. [2018-12-09 12:39:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:15,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:17,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:17,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3163 states and 3669 transitions. [2018-12-09 12:39:17,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3669 transitions. [2018-12-09 12:39:17,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:17,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3171 states and 3678 transitions. [2018-12-09 12:39:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 3678 transitions. [2018-12-09 12:39:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:18,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3174 states and 3683 transitions. [2018-12-09 12:39:19,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3683 transitions. [2018-12-09 12:39:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:19,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:20,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3179 states and 3687 transitions. [2018-12-09 12:39:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3687 transitions. [2018-12-09 12:39:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:20,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:21,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3180 states and 3688 transitions. [2018-12-09 12:39:21,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3688 transitions. [2018-12-09 12:39:21,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:21,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3194 states and 3705 transitions. [2018-12-09 12:39:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3705 transitions. [2018-12-09 12:39:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:23,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3196 states and 3706 transitions. [2018-12-09 12:39:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3706 transitions. [2018-12-09 12:39:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:24,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:24,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3197 states and 3706 transitions. [2018-12-09 12:39:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 3706 transitions. [2018-12-09 12:39:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 12:39:24,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 8 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-09 12:39:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3202 states and 3710 transitions. [2018-12-09 12:39:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3710 transitions. [2018-12-09 12:39:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 12:39:25,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-09 12:39:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3205 states and 3714 transitions. [2018-12-09 12:39:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3714 transitions. [2018-12-09 12:39:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 12:39:26,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:26,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 12:39:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3208 states and 3717 transitions. [2018-12-09 12:39:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3717 transitions. [2018-12-09 12:39:27,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 12:39:27,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:39:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:39:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 12 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2018-12-09 12:39:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:39:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2589 states and 3035 transitions. [2018-12-09 12:39:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3035 transitions. [2018-12-09 12:39:28,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 12:39:28,162 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 182 iterations. [2018-12-09 12:39:28,168 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 12:39:28,354 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 41 [2018-12-09 12:39:28,513 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 41 [2018-12-09 12:39:28,728 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 42 [2018-12-09 12:39:28,887 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2018-12-09 12:39:29,038 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 41 [2018-12-09 12:39:29,146 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2018-12-09 12:39:29,332 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-12-09 12:39:29,564 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 33 [2018-12-09 12:39:29,769 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 42 [2018-12-09 12:39:29,983 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 42 [2018-12-09 12:39:30,299 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 32 [2018-12-09 12:39:30,485 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 41 [2018-12-09 12:39:30,684 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2018-12-09 12:39:30,799 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2018-12-09 12:39:30,999 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2018-12-09 12:39:31,239 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 42 [2018-12-09 12:39:31,376 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 37 [2018-12-09 12:39:31,639 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 41 [2018-12-09 12:39:31,993 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 42 [2018-12-09 12:39:32,176 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-12-09 12:39:32,380 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 41 [2018-12-09 12:39:32,630 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 41 [2018-12-09 12:39:32,768 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 37 [2018-12-09 12:39:32,944 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-12-09 12:39:33,145 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-12-09 12:39:33,285 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-12-09 12:39:33,453 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 37 [2018-12-09 12:39:33,620 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-12-09 12:39:33,833 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2018-12-09 12:39:33,971 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-12-09 12:39:34,170 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 37 [2018-12-09 12:39:34,343 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 41 [2018-12-09 12:39:34,638 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2018-12-09 12:39:34,838 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 37 [2018-12-09 12:39:35,014 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 41 [2018-12-09 12:39:35,246 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 41 [2018-12-09 12:39:35,422 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 41 [2018-12-09 12:39:35,559 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 37 [2018-12-09 12:39:35,805 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 41 [2018-12-09 12:39:36,036 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 33 [2018-12-09 12:39:36,265 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-12-09 12:39:36,398 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 37 [2018-12-09 12:39:36,570 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 41 [2018-12-09 12:39:36,796 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 41 [2018-12-09 12:39:37,031 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 42 [2018-12-09 12:39:37,542 WARN L180 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 62 [2018-12-09 12:39:37,824 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 41 [2018-12-09 12:39:37,982 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 40 [2018-12-09 12:39:38,177 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 42 [2018-12-09 12:39:38,407 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 41 [2018-12-09 12:39:38,555 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 41 [2018-12-09 12:39:38,745 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 41 [2018-12-09 12:39:38,977 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2018-12-09 12:39:38,977 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 12:39:38,979 INFO L583 CodeCheckObserver]: Invariant with dag size 32 [2018-12-09 12:39:38,985 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-09 12:39:38,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:39:38 ImpRootNode [2018-12-09 12:39:38,986 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:39:38,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:39:38,986 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:39:38,986 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:39:38,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:42" (3/4) ... [2018-12-09 12:39:38,989 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 12:39:38,999 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 12:39:39,000 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 12:39:39,000 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 12:39:39,001 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 12:39:39,058 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_59c4bc28-e964-424c-92e3-e671816f8bcc/bin-2019/ukojak/witness.graphml [2018-12-09 12:39:39,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:39:39,059 INFO L168 Benchmark]: Toolchain (without parser) took 357913.84 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 949.5 MB in the beginning and 1.6 GB in the end (delta: -621.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: Boogie Preprocessor took 29.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: RCFGBuilder took 961.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.7 MB in the end (delta: 210.3 MB). Peak memory consumption was 210.3 MB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: CodeCheck took 356430.82 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 915.7 MB in the beginning and 1.6 GB in the end (delta: -690.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,060 INFO L168 Benchmark]: Witness Printer took 72.33 ms. Allocated memory is still 2.8 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2018-12-09 12:39:39,061 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 345.5s OverallTime, 182 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1131690268 SDtfs, -504495932 SDslu, 1543820704 SDs, 0 SdLazy, -464855188 SolverSat, 712282368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 880.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261243 GetRequests, 253118 SyntacticMatches, 6067 SemanticMatches, 2058 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3147186 ImplicationChecksByTransitivity, 313.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 39.6s InterpolantComputationTime, 39112 NumberOfCodeBlocks, 39112 NumberOfCodeBlocksAsserted, 181 NumberOfCheckSat, 38931 ConstructedInterpolants, 0 QuantifiedInterpolants, 53827501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 181 InterpolantComputations, 125 PerfectInterpolantSequences, 57968/58438 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 440]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((!(a8 == 15) || !(a20 == 1)) || ((((!(a7 == 1) && a12 == 8) && a21 == 1) && a16 == 6) && !(a17 == 1))) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((!(a7 == 1) && 4 == a16) && a12 == 8) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((!(a8 == 15) || (((a17 == 1 && a12 == 8) && a21 == 1) && a16 == 5)) || !(a20 == 1)) || ((((!(a7 == 1) && a12 == 8) && a21 == 1) && a16 == 6) && !(a17 == 1))) || (((!(a7 == 1) && 4 == a16) && a12 == 8) && a21 == 1)) || ((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 961.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.7 MB in the end (delta: 210.3 MB). Peak memory consumption was 210.3 MB. Max. memory is 11.5 GB. * CodeCheck took 356430.82 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 915.7 MB in the beginning and 1.6 GB in the end (delta: -690.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 72.33 ms. Allocated memory is still 2.8 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...