./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label54_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_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 18:06:19,238 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 18:06:19,239 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 18:06:19,245 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 18:06:19,245 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 18:06:19,245 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 18:06:19,246 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 18:06:19,247 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 18:06:19,247 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 18:06:19,248 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 18:06:19,248 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 18:06:19,248 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 18:06:19,249 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 18:06:19,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 18:06:19,250 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 18:06:19,250 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 18:06:19,251 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 18:06:19,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 18:06:19,253 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 18:06:19,253 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 18:06:19,254 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 18:06:19,255 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 18:06:19,256 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 18:06:19,256 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 18:06:19,256 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 18:06:19,257 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 18:06:19,257 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 18:06:19,258 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 18:06:19,258 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 18:06:19,259 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 18:06:19,259 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 18:06:19,259 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 18:06:19,259 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 18:06:19,259 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 18:06:19,260 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 18:06:19,260 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 18:06:19,260 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 18:06:19,268 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 18:06:19,268 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 18:06:19,268 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 18:06:19,269 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 18:06:19,269 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 18:06:19,269 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 18:06:19,269 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 18:06:19,269 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 18:06:19,269 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 18:06:19,269 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 18:06:19,270 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 18:06:19,270 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 18:06:19,270 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 18:06:19,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 18:06:19,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 18:06:19,271 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_df0aad1b-5c18-4ea5-82d3-43f77974ec33/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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2018-12-02 18:06:19,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 18:06:19,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 18:06:19,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 18:06:19,298 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 18:06:19,299 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 18:06:19,299 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-12-02 18:06:19,335 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/data/e8c47f274/6f5c117d25d24e38800b4c82e615b1d6/FLAG1d14e140f [2018-12-02 18:06:19,824 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 18:06:19,825 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-12-02 18:06:19,831 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/data/e8c47f274/6f5c117d25d24e38800b4c82e615b1d6/FLAG1d14e140f [2018-12-02 18:06:19,840 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/data/e8c47f274/6f5c117d25d24e38800b4c82e615b1d6 [2018-12-02 18:06:19,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 18:06:19,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 18:06:19,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 18:06:19,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 18:06:19,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 18:06:19,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:06:19" (1/1) ... [2018-12-02 18:06:19,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:19, skipping insertion in model container [2018-12-02 18:06:19,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:06:19" (1/1) ... [2018-12-02 18:06:19,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 18:06:19,875 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 18:06:20,055 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:06:20,058 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 18:06:20,106 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:06:20,167 INFO L195 MainTranslator]: Completed translation [2018-12-02 18:06:20,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20 WrapperNode [2018-12-02 18:06:20,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 18:06:20,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 18:06:20,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 18:06:20,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 18:06:20,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 18:06:20,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 18:06:20,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 18:06:20,208 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 18:06:20,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... [2018-12-02 18:06:20,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 18:06:20,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 18:06:20,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 18:06:20,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 18:06:20,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/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 [2018-12-02 18:06:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 18:06:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 18:06:21,309 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 18:06:21,310 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 18:06:21,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:06:21 BoogieIcfgContainer [2018-12-02 18:06:21,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 18:06:21,311 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 18:06:21,311 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 18:06:21,321 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 18:06:21,321 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:06:21" (1/1) ... [2018-12-02 18:06:21,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 18:06:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-02 18:06:21,356 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-02 18:06:21,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 18:06:21,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:21,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:21,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2018-12-02 18:06:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2018-12-02 18:06:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 18:06:21,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:22,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 146 states and 221 transitions. [2018-12-02 18:06:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 221 transitions. [2018-12-02 18:06:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 18:06:22,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 151 states and 230 transitions. [2018-12-02 18:06:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 230 transitions. [2018-12-02 18:06:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 18:06:22,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:22,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 220 states and 301 transitions. [2018-12-02 18:06:22,470 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 301 transitions. [2018-12-02 18:06:22,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 18:06:22,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 232 states and 317 transitions. [2018-12-02 18:06:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 317 transitions. [2018-12-02 18:06:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 18:06:22,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 238 states and 324 transitions. [2018-12-02 18:06:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 324 transitions. [2018-12-02 18:06:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 18:06:22,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 18:06:22,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 251 states and 339 transitions. [2018-12-02 18:06:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 339 transitions. [2018-12-02 18:06:22,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 18:06:22,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:23,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 254 states and 343 transitions. [2018-12-02 18:06:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 343 transitions. [2018-12-02 18:06:23,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 18:06:23,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 255 states and 344 transitions. [2018-12-02 18:06:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 344 transitions. [2018-12-02 18:06:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 18:06:23,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 269 states and 364 transitions. [2018-12-02 18:06:23,525 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 364 transitions. [2018-12-02 18:06:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 18:06:23,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:23,562 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:23,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:23,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 295 states and 395 transitions. [2018-12-02 18:06:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 395 transitions. [2018-12-02 18:06:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 18:06:23,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 306 states and 408 transitions. [2018-12-02 18:06:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 408 transitions. [2018-12-02 18:06:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 18:06:24,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:24,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:24,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 323 states and 427 transitions. [2018-12-02 18:06:24,542 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 427 transitions. [2018-12-02 18:06:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 18:06:24,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 325 states and 428 transitions. [2018-12-02 18:06:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 428 transitions. [2018-12-02 18:06:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 18:06:24,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 18:06:24,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 326 states and 430 transitions. [2018-12-02 18:06:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 430 transitions. [2018-12-02 18:06:24,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 18:06:24,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 18:06:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 328 states and 432 transitions. [2018-12-02 18:06:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 432 transitions. [2018-12-02 18:06:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 18:06:24,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:25,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 342 states and 446 transitions. [2018-12-02 18:06:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 446 transitions. [2018-12-02 18:06:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 18:06:25,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:25,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 358 states and 463 transitions. [2018-12-02 18:06:25,325 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 463 transitions. [2018-12-02 18:06:25,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 18:06:25,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:25,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 361 states and 467 transitions. [2018-12-02 18:06:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 467 transitions. [2018-12-02 18:06:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 18:06:25,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 386 states and 495 transitions. [2018-12-02 18:06:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 495 transitions. [2018-12-02 18:06:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 18:06:26,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:26,143 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:26,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 425 states and 539 transitions. [2018-12-02 18:06:26,552 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 539 transitions. [2018-12-02 18:06:26,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 18:06:26,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 18:06:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 435 states and 551 transitions. [2018-12-02 18:06:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 551 transitions. [2018-12-02 18:06:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 18:06:26,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:26,744 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 18:06:26,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:26,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 436 states and 552 transitions. [2018-12-02 18:06:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 552 transitions. [2018-12-02 18:06:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 18:06:26,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 449 states and 573 transitions. [2018-12-02 18:06:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 573 transitions. [2018-12-02 18:06:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 18:06:27,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:06:27,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:27,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 454 states and 580 transitions. [2018-12-02 18:06:27,642 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 580 transitions. [2018-12-02 18:06:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 18:06:27,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:28,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 463 states and 595 transitions. [2018-12-02 18:06:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 595 transitions. [2018-12-02 18:06:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 18:06:28,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:28,440 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:28,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 477 states and 611 transitions. [2018-12-02 18:06:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 611 transitions. [2018-12-02 18:06:28,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 18:06:28,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 525 states and 668 transitions. [2018-12-02 18:06:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 668 transitions. [2018-12-02 18:06:30,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 18:06:30,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 18:06:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 571 states and 726 transitions. [2018-12-02 18:06:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 726 transitions. [2018-12-02 18:06:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 18:06:32,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:32,816 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:32,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 578 states and 735 transitions. [2018-12-02 18:06:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 735 transitions. [2018-12-02 18:06:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 18:06:32,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 626 states and 791 transitions. [2018-12-02 18:06:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 791 transitions. [2018-12-02 18:06:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 18:06:35,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 668 states and 837 transitions. [2018-12-02 18:06:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 837 transitions. [2018-12-02 18:06:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 18:06:36,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:36,360 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 679 states and 849 transitions. [2018-12-02 18:06:36,778 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 849 transitions. [2018-12-02 18:06:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 18:06:36,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:37,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 710 states and 883 transitions. [2018-12-02 18:06:37,512 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 883 transitions. [2018-12-02 18:06:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 18:06:37,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 18:06:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 721 states and 893 transitions. [2018-12-02 18:06:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 893 transitions. [2018-12-02 18:06:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 18:06:37,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:38,292 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 751 states and 936 transitions. [2018-12-02 18:06:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 936 transitions. [2018-12-02 18:06:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 18:06:40,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:40,150 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:06:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:40,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 756 states and 944 transitions. [2018-12-02 18:06:40,306 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 944 transitions. [2018-12-02 18:06:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 18:06:40,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:40,323 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 18:06:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 763 states and 953 transitions. [2018-12-02 18:06:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 953 transitions. [2018-12-02 18:06:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 18:06:40,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 18:06:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 812 states and 1007 transitions. [2018-12-02 18:06:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1007 transitions. [2018-12-02 18:06:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 18:06:40,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:42,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:42,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 837 states and 1034 transitions. [2018-12-02 18:06:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1034 transitions. [2018-12-02 18:06:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 18:06:42,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 18:06:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 892 states and 1093 transitions. [2018-12-02 18:06:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1093 transitions. [2018-12-02 18:06:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 18:06:48,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:49,949 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2018-12-02 18:06:50,751 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-02 18:06:52,884 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-02 18:06:53,783 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2018-12-02 18:06:55,036 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2018-12-02 18:06:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:56,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 930 states and 1143 transitions. [2018-12-02 18:06:56,057 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1143 transitions. [2018-12-02 18:06:56,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 18:06:56,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 961 states and 1173 transitions. [2018-12-02 18:06:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1173 transitions. [2018-12-02 18:06:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 18:06:56,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 18:06:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 978 states and 1191 transitions. [2018-12-02 18:06:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1191 transitions. [2018-12-02 18:06:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 18:06:56,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 18:06:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 980 states and 1194 transitions. [2018-12-02 18:06:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1194 transitions. [2018-12-02 18:06:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 18:06:56,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 18:06:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 984 states and 1197 transitions. [2018-12-02 18:06:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1197 transitions. [2018-12-02 18:06:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 18:06:57,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:06:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 987 states and 1200 transitions. [2018-12-02 18:06:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1200 transitions. [2018-12-02 18:06:57,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 18:06:57,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 18:06:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:06:59,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1056 states and 1270 transitions. [2018-12-02 18:06:59,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1270 transitions. [2018-12-02 18:06:59,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 18:06:59,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:06:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:06:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 18:07:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1069 states and 1288 transitions. [2018-12-02 18:07:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1288 transitions. [2018-12-02 18:07:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 18:07:00,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:07:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1097 states and 1325 transitions. [2018-12-02 18:07:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1325 transitions. [2018-12-02 18:07:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 18:07:02,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:07:02,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:02,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1108 states and 1339 transitions. [2018-12-02 18:07:02,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1339 transitions. [2018-12-02 18:07:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 18:07:02,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:07:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1110 states and 1341 transitions. [2018-12-02 18:07:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1341 transitions. [2018-12-02 18:07:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 18:07:03,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 124 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1121 states and 1354 transitions. [2018-12-02 18:07:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1354 transitions. [2018-12-02 18:07:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 18:07:05,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:05,207 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 18:07:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1123 states and 1356 transitions. [2018-12-02 18:07:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1356 transitions. [2018-12-02 18:07:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 18:07:05,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:07:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1138 states and 1376 transitions. [2018-12-02 18:07:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1376 transitions. [2018-12-02 18:07:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 18:07:06,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:07:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1143 states and 1382 transitions. [2018-12-02 18:07:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1382 transitions. [2018-12-02 18:07:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 18:07:07,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:11,388 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-02 18:07:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1187 states and 1435 transitions. [2018-12-02 18:07:13,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1435 transitions. [2018-12-02 18:07:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 18:07:13,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 18:07:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1190 states and 1439 transitions. [2018-12-02 18:07:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1439 transitions. [2018-12-02 18:07:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 18:07:13,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 30 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1230 states and 1489 transitions. [2018-12-02 18:07:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1489 transitions. [2018-12-02 18:07:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 18:07:16,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 30 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1246 states and 1508 transitions. [2018-12-02 18:07:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1508 transitions. [2018-12-02 18:07:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 18:07:18,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 30 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:22,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1260 states and 1521 transitions. [2018-12-02 18:07:22,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1521 transitions. [2018-12-02 18:07:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 18:07:22,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:24,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1288 states and 1554 transitions. [2018-12-02 18:07:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1554 transitions. [2018-12-02 18:07:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 18:07:24,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 18:07:25,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:25,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1294 states and 1560 transitions. [2018-12-02 18:07:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1560 transitions. [2018-12-02 18:07:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 18:07:25,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 18:07:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1304 states and 1570 transitions. [2018-12-02 18:07:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1570 transitions. [2018-12-02 18:07:25,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 18:07:25,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 18:07:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1306 states and 1571 transitions. [2018-12-02 18:07:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1571 transitions. [2018-12-02 18:07:26,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:26,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 18:07:27,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1342 states and 1612 transitions. [2018-12-02 18:07:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1612 transitions. [2018-12-02 18:07:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:27,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:33,485 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-02 18:07:35,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:35,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1400 states and 1682 transitions. [2018-12-02 18:07:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1682 transitions. [2018-12-02 18:07:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:35,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1404 states and 1684 transitions. [2018-12-02 18:07:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1684 transitions. [2018-12-02 18:07:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:36,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 18:07:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1408 states and 1688 transitions. [2018-12-02 18:07:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1688 transitions. [2018-12-02 18:07:37,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:37,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:37,569 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:39,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1447 states and 1729 transitions. [2018-12-02 18:07:39,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1729 transitions. [2018-12-02 18:07:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 18:07:39,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1452 states and 1734 transitions. [2018-12-02 18:07:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1734 transitions. [2018-12-02 18:07:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 18:07:41,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1476 states and 1759 transitions. [2018-12-02 18:07:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1759 transitions. [2018-12-02 18:07:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 18:07:44,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:07:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1491 states and 1773 transitions. [2018-12-02 18:07:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1773 transitions. [2018-12-02 18:07:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 18:07:45,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:45,578 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 190 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:07:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1504 states and 1789 transitions. [2018-12-02 18:07:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1789 transitions. [2018-12-02 18:07:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 18:07:46,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:51,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1543 states and 1835 transitions. [2018-12-02 18:07:51,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1835 transitions. [2018-12-02 18:07:51,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 18:07:51,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1527 states and 1818 transitions. [2018-12-02 18:07:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1818 transitions. [2018-12-02 18:07:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 18:07:53,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:07:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:55,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1537 states and 1830 transitions. [2018-12-02 18:07:55,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1830 transitions. [2018-12-02 18:07:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 18:07:55,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 18:07:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:07:58,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1548 states and 1843 transitions. [2018-12-02 18:07:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1843 transitions. [2018-12-02 18:07:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 18:07:58,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:07:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:07:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 18:08:01,544 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-12-02 18:08:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1585 states and 1882 transitions. [2018-12-02 18:08:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1882 transitions. [2018-12-02 18:08:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 18:08:02,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 18:08:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1587 states and 1883 transitions. [2018-12-02 18:08:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1883 transitions. [2018-12-02 18:08:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 18:08:02,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 18:08:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1592 states and 1890 transitions. [2018-12-02 18:08:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1890 transitions. [2018-12-02 18:08:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-02 18:08:02,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-02 18:08:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1597 states and 1897 transitions. [2018-12-02 18:08:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1897 transitions. [2018-12-02 18:08:03,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 18:08:03,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 18:08:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1667 states and 1970 transitions. [2018-12-02 18:08:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1970 transitions. [2018-12-02 18:08:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 18:08:04,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 63 proven. 148 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:08:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1742 states and 2051 transitions. [2018-12-02 18:08:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2051 transitions. [2018-12-02 18:08:07,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:07,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1813 states and 2146 transitions. [2018-12-02 18:08:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2146 transitions. [2018-12-02 18:08:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:14,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1818 states and 2150 transitions. [2018-12-02 18:08:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2150 transitions. [2018-12-02 18:08:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:15,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1853 states and 2185 transitions. [2018-12-02 18:08:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2185 transitions. [2018-12-02 18:08:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:15,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:16,009 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:16,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1856 states and 2187 transitions. [2018-12-02 18:08:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2187 transitions. [2018-12-02 18:08:16,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:16,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:16,623 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1873 states and 2205 transitions. [2018-12-02 18:08:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2205 transitions. [2018-12-02 18:08:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 18:08:16,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 18:08:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1881 states and 2212 transitions. [2018-12-02 18:08:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2212 transitions. [2018-12-02 18:08:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 18:08:16,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:21,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1897 states and 2236 transitions. [2018-12-02 18:08:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2236 transitions. [2018-12-02 18:08:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 18:08:21,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:21,120 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1915 states and 2254 transitions. [2018-12-02 18:08:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2254 transitions. [2018-12-02 18:08:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 18:08:23,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:24,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:24,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1921 states and 2261 transitions. [2018-12-02 18:08:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2261 transitions. [2018-12-02 18:08:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 18:08:24,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:25,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:25,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1935 states and 2275 transitions. [2018-12-02 18:08:25,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2275 transitions. [2018-12-02 18:08:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 18:08:25,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 69 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 18:08:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2003 states and 2346 transitions. [2018-12-02 18:08:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 2346 transitions. [2018-12-02 18:08:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-02 18:08:27,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:28,012 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 2009 states and 2352 transitions. [2018-12-02 18:08:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2352 transitions. [2018-12-02 18:08:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-02 18:08:28,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:30,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2020 states and 2364 transitions. [2018-12-02 18:08:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2364 transitions. [2018-12-02 18:08:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-02 18:08:30,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 308 proven. 25 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2049 states and 2406 transitions. [2018-12-02 18:08:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2406 transitions. [2018-12-02 18:08:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-02 18:08:36,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 308 proven. 25 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:41,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2081 states and 2437 transitions. [2018-12-02 18:08:41,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2437 transitions. [2018-12-02 18:08:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-02 18:08:41,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 308 proven. 25 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2095 states and 2451 transitions. [2018-12-02 18:08:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2451 transitions. [2018-12-02 18:08:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-02 18:08:43,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:43,618 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 54 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2118 states and 2480 transitions. [2018-12-02 18:08:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2480 transitions. [2018-12-02 18:08:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-02 18:08:47,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 54 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 18:08:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2121 states and 2483 transitions. [2018-12-02 18:08:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2483 transitions. [2018-12-02 18:08:48,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-02 18:08:48,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 18:08:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:49,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2127 states and 2492 transitions. [2018-12-02 18:08:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2492 transitions. [2018-12-02 18:08:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-02 18:08:49,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 18:08:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2128 states and 2492 transitions. [2018-12-02 18:08:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2492 transitions. [2018-12-02 18:08:49,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-02 18:08:49,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:49,885 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-02 18:08:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2198 states and 2566 transitions. [2018-12-02 18:08:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2566 transitions. [2018-12-02 18:08:51,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:08:51,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:08:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:08:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2206 states and 2577 transitions. [2018-12-02 18:08:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2577 transitions. [2018-12-02 18:08:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:08:55,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:08:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:08:56,215 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 18:09:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2297 states and 2677 transitions. [2018-12-02 18:09:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2677 transitions. [2018-12-02 18:09:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:09:02,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2335 states and 2716 transitions. [2018-12-02 18:09:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2716 transitions. [2018-12-02 18:09:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:09:04,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2339 states and 2719 transitions. [2018-12-02 18:09:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2719 transitions. [2018-12-02 18:09:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:09:06,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:07,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2341 states and 2719 transitions. [2018-12-02 18:09:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 2719 transitions. [2018-12-02 18:09:07,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:09:07,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 2343 states and 2720 transitions. [2018-12-02 18:09:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2720 transitions. [2018-12-02 18:09:07,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 18:09:07,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2358 states and 2734 transitions. [2018-12-02 18:09:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2734 transitions. [2018-12-02 18:09:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 18:09:08,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 18:09:11,208 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-12-02 18:09:13,542 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-02 18:09:18,065 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-02 18:09:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2398 states and 2777 transitions. [2018-12-02 18:09:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2777 transitions. [2018-12-02 18:09:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 18:09:19,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 18:09:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:20,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2400 states and 2778 transitions. [2018-12-02 18:09:20,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2778 transitions. [2018-12-02 18:09:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-02 18:09:20,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 18:09:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:27,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2425 states and 2823 transitions. [2018-12-02 18:09:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 2823 transitions. [2018-12-02 18:09:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 18:09:27,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:29,428 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:09:31,420 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-12-02 18:09:34,390 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2018-12-02 18:09:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2432 states and 2830 transitions. [2018-12-02 18:09:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2830 transitions. [2018-12-02 18:09:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 18:09:38,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:09:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2439 states and 2837 transitions. [2018-12-02 18:09:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 2837 transitions. [2018-12-02 18:09:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 18:09:41,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:09:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2477 states and 2873 transitions. [2018-12-02 18:09:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 2873 transitions. [2018-12-02 18:09:46,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 18:09:46,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:09:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:09:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2503 states and 2898 transitions. [2018-12-02 18:09:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 2898 transitions. [2018-12-02 18:09:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 18:09:51,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:09:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:09:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:09:56,462 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 18:09:59,342 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-02 18:10:01,703 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-02 18:10:05,623 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-02 18:10:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:09,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2551 states and 2946 transitions. [2018-12-02 18:10:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 2946 transitions. [2018-12-02 18:10:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 18:10:09,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 18:10:11,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2573 states and 2967 transitions. [2018-12-02 18:10:11,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 2967 transitions. [2018-12-02 18:10:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-02 18:10:11,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 18:10:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:11,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2575 states and 2970 transitions. [2018-12-02 18:10:11,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2970 transitions. [2018-12-02 18:10:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 18:10:11,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 18:10:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:18,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2664 states and 3075 transitions. [2018-12-02 18:10:18,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3075 transitions. [2018-12-02 18:10:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-02 18:10:18,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 18:10:24,037 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-02 18:10:26,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2772 states and 3194 transitions. [2018-12-02 18:10:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3194 transitions. [2018-12-02 18:10:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:10:26,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:27,603 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:10:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2812 states and 3242 transitions. [2018-12-02 18:10:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 3242 transitions. [2018-12-02 18:10:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:10:32,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:10:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2820 states and 3252 transitions. [2018-12-02 18:10:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3252 transitions. [2018-12-02 18:10:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 18:10:33,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 18:10:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2821 states and 3253 transitions. [2018-12-02 18:10:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3253 transitions. [2018-12-02 18:10:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-02 18:10:34,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 18:10:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2891 states and 3327 transitions. [2018-12-02 18:10:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3327 transitions. [2018-12-02 18:10:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-02 18:10:36,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:37,254 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-02 18:10:46,807 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-12-02 18:10:48,242 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2018-12-02 18:10:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:48,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3034 states and 3486 transitions. [2018-12-02 18:10:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3486 transitions. [2018-12-02 18:10:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 18:10:48,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 18:10:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:10:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3072 states and 3525 transitions. [2018-12-02 18:10:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3525 transitions. [2018-12-02 18:10:57,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 18:10:57,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:10:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:10:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 18:10:59,318 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-02 18:11:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3108 states and 3560 transitions. [2018-12-02 18:11:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 3560 transitions. [2018-12-02 18:11:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 18:11:00,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 249 proven. 298 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 18:11:02,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:02,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3113 states and 3568 transitions. [2018-12-02 18:11:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3568 transitions. [2018-12-02 18:11:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-02 18:11:02,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 382 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-12-02 18:11:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3118 states and 3575 transitions. [2018-12-02 18:11:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 3575 transitions. [2018-12-02 18:11:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 18:11:04,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-02 18:11:09,531 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2018-12-02 18:11:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3187 states and 3646 transitions. [2018-12-02 18:11:11,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3646 transitions. [2018-12-02 18:11:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 18:11:11,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:11:19,333 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2018-12-02 18:11:21,732 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-02 18:11:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3234 states and 3695 transitions. [2018-12-02 18:11:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3234 states and 3695 transitions. [2018-12-02 18:11:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 18:11:23,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:11:26,817 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-12-02 18:11:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3264 states and 3726 transitions. [2018-12-02 18:11:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3726 transitions. [2018-12-02 18:11:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 18:11:32,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:11:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:35,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 3271 states and 3731 transitions. [2018-12-02 18:11:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 3731 transitions. [2018-12-02 18:11:35,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 18:11:35,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:11:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3275 states and 3734 transitions. [2018-12-02 18:11:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 3734 transitions. [2018-12-02 18:11:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 18:11:36,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:39,801 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-02 18:11:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-02 18:11:46,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 3282 states and 3744 transitions. [2018-12-02 18:11:46,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3744 transitions. [2018-12-02 18:11:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 18:11:46,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-02 18:11:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3290 states and 3752 transitions. [2018-12-02 18:11:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3752 transitions. [2018-12-02 18:11:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 18:11:47,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-02 18:11:51,432 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-02 18:11:53,095 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-02 18:11:57,670 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-02 18:11:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3337 states and 3804 transitions. [2018-12-02 18:11:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3804 transitions. [2018-12-02 18:11:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 18:11:58,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:11:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-02 18:11:59,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:11:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3338 states and 3804 transitions. [2018-12-02 18:11:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3804 transitions. [2018-12-02 18:11:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-02 18:11:59,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:11:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-02 18:12:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 3382 states and 3860 transitions. [2018-12-02 18:12:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 3860 transitions. [2018-12-02 18:12:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-02 18:12:07,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-02 18:12:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3390 states and 3867 transitions. [2018-12-02 18:12:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3867 transitions. [2018-12-02 18:12:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-02 18:12:08,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-02 18:12:15,332 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2018-12-02 18:12:17,252 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2018-12-02 18:12:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3477 states and 3955 transitions. [2018-12-02 18:12:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 3955 transitions. [2018-12-02 18:12:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-02 18:12:18,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:21,660 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-02 18:12:25,343 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2018-12-02 18:12:26,220 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:12:30,281 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-02 18:12:32,059 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-02 18:12:33,602 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-02 18:12:37,792 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-02 18:12:38,367 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 18:12:39,251 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-02 18:12:39,876 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-02 18:12:41,587 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-02 18:12:42,944 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-02 18:12:44,316 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-02 18:12:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3507 states and 3992 transitions. [2018-12-02 18:12:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 3992 transitions. [2018-12-02 18:12:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-02 18:12:46,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:46,412 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:12:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 3524 states and 4010 transitions. [2018-12-02 18:12:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 4010 transitions. [2018-12-02 18:12:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-02 18:12:49,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:12:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:12:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 3525 states and 4011 transitions. [2018-12-02 18:12:50,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 4011 transitions. [2018-12-02 18:12:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-02 18:12:50,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:12:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:12:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:12:57,890 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-02 18:12:59,320 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-02 18:12:59,856 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-02 18:13:01,705 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-02 18:13:07,164 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-02 18:13:07,755 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 18:13:09,218 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-02 18:13:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 3573 states and 4063 transitions. [2018-12-02 18:13:09,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3573 states and 4063 transitions. [2018-12-02 18:13:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-02 18:13:09,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:13:10,612 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 18:13:13,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:13,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 3575 states and 4064 transitions. [2018-12-02 18:13:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4064 transitions. [2018-12-02 18:13:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-02 18:13:13,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 18:13:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 3596 states and 4083 transitions. [2018-12-02 18:13:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4083 transitions. [2018-12-02 18:13:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 18:13:17,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:20,444 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-02 18:13:22,009 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2018-12-02 18:13:23,643 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2018-12-02 18:13:25,322 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 25 [2018-12-02 18:13:25,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:13:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 3601 states and 4091 transitions. [2018-12-02 18:13:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 4091 transitions. [2018-12-02 18:13:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 18:13:36,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:13:37,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:37,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 3610 states and 4101 transitions. [2018-12-02 18:13:37,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3610 states and 4101 transitions. [2018-12-02 18:13:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 18:13:37,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:13:40,277 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 18:13:42,154 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-02 18:13:42,852 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 18:13:44,744 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-02 18:13:45,489 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-02 18:13:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 3638 states and 4129 transitions. [2018-12-02 18:13:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 4129 transitions. [2018-12-02 18:13:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 18:13:50,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:13:51,815 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-02 18:13:52,335 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 18:13:54,043 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-02 18:13:54,531 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-02 18:13:55,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 3643 states and 4133 transitions. [2018-12-02 18:13:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3643 states and 4133 transitions. [2018-12-02 18:13:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 18:13:55,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:55,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 18:13:56,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:13:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 3644 states and 4133 transitions. [2018-12-02 18:13:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 4133 transitions. [2018-12-02 18:13:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 18:13:56,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:13:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:13:56,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 372 proven. 369 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2018-12-02 18:13:59,915 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2018-12-02 18:14:00,213 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-02 18:14:01,872 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-12-02 18:14:06,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:14:06,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3718 states and 4220 transitions. [2018-12-02 18:14:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 4220 transitions. [2018-12-02 18:14:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-02 18:14:06,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:14:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:14:06,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-02 18:14:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:14:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 3788 states and 4292 transitions. [2018-12-02 18:14:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 4292 transitions. [2018-12-02 18:14:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 18:14:15,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:14:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:14:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 274 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-12-02 18:14:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:14:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 3712 states and 4213 transitions. [2018-12-02 18:14:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3712 states and 4213 transitions. [2018-12-02 18:14:18,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 18:14:18,309 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 160 iterations. [2018-12-02 18:14:18,315 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 18:14:18,565 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 47 [2018-12-02 18:14:18,853 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 46 [2018-12-02 18:14:19,124 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 39 [2018-12-02 18:14:19,360 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 44 [2018-12-02 18:14:19,597 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 39 [2018-12-02 18:14:19,907 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 46 [2018-12-02 18:14:20,030 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 13 [2018-12-02 18:14:20,231 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 13 [2018-12-02 18:14:20,496 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 39 [2018-12-02 18:14:20,711 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 13 [2018-12-02 18:14:21,000 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 51 [2018-12-02 18:14:21,257 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 45 [2018-12-02 18:14:21,498 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 13 [2018-12-02 18:14:21,686 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 13 [2018-12-02 18:14:22,130 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 51 [2018-12-02 18:14:22,511 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2018-12-02 18:14:22,851 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 44 [2018-12-02 18:14:23,181 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 39 [2018-12-02 18:14:23,480 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 51 [2018-12-02 18:14:23,782 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 44 [2018-12-02 18:14:24,041 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 44 [2018-12-02 18:14:24,310 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 44 [2018-12-02 18:14:24,414 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2018-12-02 18:14:24,713 WARN L180 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 46 [2018-12-02 18:14:25,057 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 44 [2018-12-02 18:14:25,359 WARN L180 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 44 [2018-12-02 18:14:25,672 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 37 [2018-12-02 18:14:26,049 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 51 [2018-12-02 18:14:26,308 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 13 [2018-12-02 18:14:26,550 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 37 [2018-12-02 18:14:26,914 WARN L180 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 51 [2018-12-02 18:14:27,249 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 51 [2018-12-02 18:14:27,570 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 51 [2018-12-02 18:14:27,675 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2018-12-02 18:14:28,025 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 51 [2018-12-02 18:14:28,154 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2018-12-02 18:14:28,466 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 44 [2018-12-02 18:14:28,568 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2018-12-02 18:14:28,930 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 51 [2018-12-02 18:14:29,320 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 47 [2018-12-02 18:14:29,714 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 39 [2018-12-02 18:14:30,255 WARN L180 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 74 [2018-12-02 18:14:30,592 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 46 [2018-12-02 18:14:30,863 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 44 [2018-12-02 18:14:31,179 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2018-12-02 18:14:31,534 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 39 [2018-12-02 18:14:31,892 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 46 [2018-12-02 18:14:32,301 WARN L180 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 51 [2018-12-02 18:14:32,597 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 45 [2018-12-02 18:14:32,598 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:14:32,600 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 18:14:32,605 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 18:14:32,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:14:32 ImpRootNode [2018-12-02 18:14:32,606 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 18:14:32,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 18:14:32,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 18:14:32,606 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 18:14:32,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:06:21" (3/4) ... [2018-12-02 18:14:32,610 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 18:14:32,622 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-02 18:14:32,623 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-02 18:14:32,623 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 18:14:32,624 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 18:14:32,676 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_df0aad1b-5c18-4ea5-82d3-43f77974ec33/bin-2019/ukojak/witness.graphml [2018-12-02 18:14:32,676 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 18:14:32,677 INFO L168 Benchmark]: Toolchain (without parser) took 492834.31 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 950.6 MB in the beginning and 608.1 MB in the end (delta: 342.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,677 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 18:14:32,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.9 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,677 INFO L168 Benchmark]: Boogie Preprocessor took 29.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,678 INFO L168 Benchmark]: RCFGBuilder took 1073.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.8 MB in the end (delta: 213.7 MB). Peak memory consumption was 213.7 MB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,678 INFO L168 Benchmark]: CodeCheck took 491295.16 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 916.8 MB in the beginning and 633.1 MB in the end (delta: 283.8 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,678 INFO L168 Benchmark]: Witness Printer took 69.86 ms. Allocated memory is still 2.2 GB. Free memory was 633.1 MB in the beginning and 608.1 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 18:14:32,679 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, 476.9s OverallTime, 160 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1203465700 SDtfs, -509303880 SDslu, 1364904104 SDs, 0 SdLazy, 217894896 SolverSat, 810983744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1017.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 228296 GetRequests, 219077 SyntacticMatches, 7185 SemanticMatches, 2034 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3283870 ImplicationChecksByTransitivity, 435.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 58.1s InterpolantComputationTime, 35270 NumberOfCodeBlocks, 35270 NumberOfCodeBlocksAsserted, 159 NumberOfCheckSat, 35111 ConstructedInterpolants, 0 QuantifiedInterpolants, 65556917 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 159 InterpolantComputations, 120 PerfectInterpolantSequences, 51274/53377 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: 542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a17 == 1) || !(a8 == 14)) || !(a16 == 5) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a17 == 1) || !(a8 == 14)) || !(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 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.9 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1073.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.8 MB in the end (delta: 213.7 MB). Peak memory consumption was 213.7 MB. Max. memory is 11.5 GB. * CodeCheck took 491295.16 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 916.8 MB in the beginning and 633.1 MB in the end (delta: 283.8 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 69.86 ms. Allocated memory is still 2.2 GB. Free memory was 633.1 MB in the beginning and 608.1 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...