./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/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 f80d3a5338c2579934de7f265b1ca347607a109f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:00:30,146 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:00:30,147 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:00:30,155 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:00:30,156 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:00:30,156 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:00:30,157 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:00:30,158 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:00:30,159 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:00:30,160 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:00:30,161 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:00:30,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:00:30,162 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:00:30,163 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:00:30,164 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:00:30,164 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:00:30,165 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:00:30,166 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:00:30,168 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:00:30,169 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:00:30,170 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:00:30,171 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:00:30,172 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:00:30,173 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:00:30,173 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:00:30,173 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:00:30,175 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:00:30,175 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:00:30,176 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:00:30,176 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:00:30,177 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:00:30,177 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:00:30,177 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:00:30,177 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:00:30,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:00:30,179 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:00:30,180 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:00:30,190 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:00:30,190 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:00:30,191 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:00:30,191 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:00:30,191 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:00:30,191 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:00:30,192 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:00:30,192 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:00:30,193 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:00:30,193 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:00:30,193 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:00:30,193 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:00:30,193 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:00:30,193 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:00:30,193 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:00:30,194 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:00:30,194 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:00:30,195 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_8e5b5961-7a12-4948-ae89-42b7016b8458/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 -> f80d3a5338c2579934de7f265b1ca347607a109f [2018-11-18 11:00:30,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:00:30,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:00:30,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:00:30,227 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:00:30,227 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:00:30,228 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product08_true-unreach-call_false-termination.cil.c [2018-11-18 11:00:30,262 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/data/109734141/786f42b837ba469589f0533727713e3f/FLAG4056e284e [2018-11-18 11:00:30,695 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:00:30,695 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/sv-benchmarks/c/product-lines/minepump_spec2_product08_true-unreach-call_false-termination.cil.c [2018-11-18 11:00:30,702 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/data/109734141/786f42b837ba469589f0533727713e3f/FLAG4056e284e [2018-11-18 11:00:30,710 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/data/109734141/786f42b837ba469589f0533727713e3f [2018-11-18 11:00:30,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:00:30,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:00:30,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:00:30,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:00:30,715 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:00:30,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:00:30" (1/1) ... [2018-11-18 11:00:30,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:30, skipping insertion in model container [2018-11-18 11:00:30,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:00:30" (1/1) ... [2018-11-18 11:00:30,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:00:30,750 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:00:30,934 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:00:30,943 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:00:31,045 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:00:31,062 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:00:31,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31 WrapperNode [2018-11-18 11:00:31,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:00:31,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:00:31,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:00:31,062 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:00:31,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:00:31,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:00:31,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:00:31,102 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:00:31,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:00:31,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:00:31,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:00:31,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:00:31,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:00:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:00:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:00:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 11:00:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 11:00:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 11:00:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 11:00:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 11:00:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 11:00:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 11:00:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 11:00:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 11:00:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 11:00:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 11:00:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 11:00:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 11:00:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 11:00:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:00:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:00:31,859 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:00:31,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:00:31 BoogieIcfgContainer [2018-11-18 11:00:31,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:00:31,860 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:00:31,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:00:31,867 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:00:31,867 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:00:31" (1/1) ... [2018-11-18 11:00:31,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:00:31,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:31,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2018-11-18 11:00:31,902 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2018-11-18 11:00:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 11:00:31,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-11-18 11:00:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-11-18 11:00:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 11:00:32,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2018-11-18 11:00:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2018-11-18 11:00:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 11:00:32,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-11-18 11:00:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-11-18 11:00:32,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 11:00:32,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2018-11-18 11:00:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2018-11-18 11:00:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 11:00:32,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 149 transitions. [2018-11-18 11:00:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2018-11-18 11:00:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 11:00:32,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 150 transitions. [2018-11-18 11:00:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2018-11-18 11:00:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 11:00:32,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 98 states and 151 transitions. [2018-11-18 11:00:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2018-11-18 11:00:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 11:00:32,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 164 transitions. [2018-11-18 11:00:32,859 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2018-11-18 11:00:32,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 11:00:32,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 105 states and 165 transitions. [2018-11-18 11:00:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2018-11-18 11:00:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 11:00:32,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:32,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:32,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 106 states and 166 transitions. [2018-11-18 11:00:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2018-11-18 11:00:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 11:00:32,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 116 states and 185 transitions. [2018-11-18 11:00:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2018-11-18 11:00:33,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 11:00:33,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 120 states and 196 transitions. [2018-11-18 11:00:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 196 transitions. [2018-11-18 11:00:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 11:00:33,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 197 transitions. [2018-11-18 11:00:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 197 transitions. [2018-11-18 11:00:33,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 11:00:33,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:00:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 122 states and 198 transitions. [2018-11-18 11:00:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 198 transitions. [2018-11-18 11:00:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 11:00:33,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 125 states and 205 transitions. [2018-11-18 11:00:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 205 transitions. [2018-11-18 11:00:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 11:00:33,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 133 states and 224 transitions. [2018-11-18 11:00:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2018-11-18 11:00:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 11:00:33,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2018-11-18 11:00:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2018-11-18 11:00:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 11:00:34,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 227 transitions. [2018-11-18 11:00:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 227 transitions. [2018-11-18 11:00:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 11:00:34,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 132 states and 221 transitions. [2018-11-18 11:00:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 221 transitions. [2018-11-18 11:00:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 11:00:34,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:34,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:34,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 143 states and 252 transitions. [2018-11-18 11:00:34,393 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 252 transitions. [2018-11-18 11:00:34,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 11:00:34,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 146 states and 254 transitions. [2018-11-18 11:00:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 254 transitions. [2018-11-18 11:00:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 11:00:34,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 11:00:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 158 states and 281 transitions. [2018-11-18 11:00:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 281 transitions. [2018-11-18 11:00:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 11:00:36,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 159 states and 282 transitions. [2018-11-18 11:00:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 282 transitions. [2018-11-18 11:00:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 11:00:36,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 160 states and 283 transitions. [2018-11-18 11:00:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 283 transitions. [2018-11-18 11:00:36,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 11:00:36,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 11:00:36,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 161 states and 284 transitions. [2018-11-18 11:00:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 284 transitions. [2018-11-18 11:00:36,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 11:00:36,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:38,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 171 states and 312 transitions. [2018-11-18 11:00:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 312 transitions. [2018-11-18 11:00:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 11:00:38,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 11:00:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 192 states and 351 transitions. [2018-11-18 11:00:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 351 transitions. [2018-11-18 11:00:39,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 11:00:39,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 11:00:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 193 states and 355 transitions. [2018-11-18 11:00:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2018-11-18 11:00:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 11:00:40,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:00:40,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 196 states and 391 transitions. [2018-11-18 11:00:40,945 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 391 transitions. [2018-11-18 11:00:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 11:00:40,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:00:41,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:41,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 205 states and 414 transitions. [2018-11-18 11:00:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 414 transitions. [2018-11-18 11:00:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 11:00:41,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:00:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 208 states and 417 transitions. [2018-11-18 11:00:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 417 transitions. [2018-11-18 11:00:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 11:00:41,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 11:00:42,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 211 states and 424 transitions. [2018-11-18 11:00:42,054 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 424 transitions. [2018-11-18 11:00:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 11:00:42,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 11:00:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 213 states and 431 transitions. [2018-11-18 11:00:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 431 transitions. [2018-11-18 11:00:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 11:00:42,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 11:00:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 214 states and 420 transitions. [2018-11-18 11:00:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2018-11-18 11:00:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 11:00:42,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:00:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 215 states and 421 transitions. [2018-11-18 11:00:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 421 transitions. [2018-11-18 11:00:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 11:00:42,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:00:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 216 states and 422 transitions. [2018-11-18 11:00:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 422 transitions. [2018-11-18 11:00:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 11:00:42,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 11:00:43,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 221 states and 451 transitions. [2018-11-18 11:00:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 451 transitions. [2018-11-18 11:00:43,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 11:00:43,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:43,553 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 11:00:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 236 states and 482 transitions. [2018-11-18 11:00:44,325 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 482 transitions. [2018-11-18 11:00:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 11:00:44,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:00:44,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 241 states and 489 transitions. [2018-11-18 11:00:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 489 transitions. [2018-11-18 11:00:44,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 11:00:44,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:00:44,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:44,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 242 states and 492 transitions. [2018-11-18 11:00:44,882 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 492 transitions. [2018-11-18 11:00:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 11:00:44,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:00:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 239 states and 485 transitions. [2018-11-18 11:00:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 485 transitions. [2018-11-18 11:00:45,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 11:00:45,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 11:00:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 252 states and 530 transitions. [2018-11-18 11:00:47,134 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 530 transitions. [2018-11-18 11:00:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 11:00:47,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:00:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 252 states and 528 transitions. [2018-11-18 11:00:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 528 transitions. [2018-11-18 11:00:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 11:00:47,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:00:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 246 states and 516 transitions. [2018-11-18 11:00:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 516 transitions. [2018-11-18 11:00:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 11:00:47,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 11:00:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 245 states and 513 transitions. [2018-11-18 11:00:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 513 transitions. [2018-11-18 11:00:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 11:00:47,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 11:00:47,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 244 states and 511 transitions. [2018-11-18 11:00:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 511 transitions. [2018-11-18 11:00:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 11:00:47,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:00:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 247 states and 513 transitions. [2018-11-18 11:00:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 513 transitions. [2018-11-18 11:00:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 11:00:48,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 11:00:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 247 states and 510 transitions. [2018-11-18 11:00:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 510 transitions. [2018-11-18 11:00:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 11:00:48,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 11:00:48,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:48,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 250 states and 512 transitions. [2018-11-18 11:00:48,397 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 512 transitions. [2018-11-18 11:00:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 11:00:48,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 38 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 11:00:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 260 states and 535 transitions. [2018-11-18 11:00:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 535 transitions. [2018-11-18 11:00:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 11:00:49,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:00:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:00:49,500 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 11:00:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:00:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 121 states and 179 transitions. [2018-11-18 11:00:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 179 transitions. [2018-11-18 11:00:50,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:00:50,285 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2018-11-18 11:00:50,291 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:00:50,633 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,635 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,635 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,635 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,635 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 11:00:50,639 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,639 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,640 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,640 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 11:00:50,640 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,640 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,641 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 11:00:50,642 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,643 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 11:00:50,644 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,644 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:00:50,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:00:50 ImpRootNode [2018-11-18 11:00:50,644 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:00:50,645 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:00:50,645 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:00:50,645 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:00:50,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:00:31" (3/4) ... [2018-11-18 11:00:50,648 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 11:00:50,653 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 11:00:50,660 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-18 11:00:50,660 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 11:00:50,660 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:00:50,684 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || !(0 == methAndRunningLastTime)) || (!(0 == systemActive) && !(pumpRunning == 0)) [2018-11-18 11:00:50,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == methAndRunningLastTime) || (((methaneLevelCritical <= tmp || 0 < tmp + 1) && (tmp <= methaneLevelCritical || tmp <= 0)) && !(0 == systemActive))) || tmp == methaneLevelCritical) || (((methaneLevelCritical <= tmp || 0 < tmp + 1) && !(\old(pumpRunning) == pumpRunning)) && (tmp <= methaneLevelCritical || tmp <= 0)) [2018-11-18 11:00:50,715 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8e5b5961-7a12-4948-ae89-42b7016b8458/bin-2019/ukojak/witness.graphml [2018-11-18 11:00:50,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:00:50,716 INFO L168 Benchmark]: Toolchain (without parser) took 20003.86 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 542.6 MB). Free memory was 951.1 MB in the beginning and 885.8 MB in the end (delta: 65.3 MB). Peak memory consumption was 607.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,717 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:00:50,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:00:50,718 INFO L168 Benchmark]: Boogie Preprocessor took 23.82 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,718 INFO L168 Benchmark]: RCFGBuilder took 732.98 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: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,718 INFO L168 Benchmark]: CodeCheck took 18784.71 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 382.2 MB). Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 164.8 MB). Peak memory consumption was 547.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,718 INFO L168 Benchmark]: Witness Printer took 70.94 ms. Allocated memory is still 1.6 GB. Free memory was 899.7 MB in the beginning and 885.8 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:00:50,720 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 8 procedures, 84 locations, 1 error locations. SAFE Result, 18.4s OverallTime, 52 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1689666044 SDtfs, 1944103110 SDslu, 1744966596 SDs, 0 SdLazy, -1527303592 SolverSat, -1925846266 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25660 GetRequests, 24882 SyntacticMatches, 440 SemanticMatches, 338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85886 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2455 NumberOfCodeBlocks, 2455 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 2404 ConstructedInterpolants, 0 QuantifiedInterpolants, 288365 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 42 PerfectInterpolantSequences, 1018/1052 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: 600]: 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: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || !(0 == methAndRunningLastTime)) || (!(0 == systemActive) && !(pumpRunning == 0)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((methaneLevelCritical <= 0 && pumpRunning == 0) && systemActive == 1) && 0 <= methaneLevelCritical - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: ((!(0 == methAndRunningLastTime) || (((methaneLevelCritical <= tmp || 0 < tmp + 1) && (tmp <= methaneLevelCritical || tmp <= 0)) && !(0 == systemActive))) || tmp == methaneLevelCritical) || (((methaneLevelCritical <= tmp || 0 < tmp + 1) && !(\old(pumpRunning) == pumpRunning)) && (tmp <= methaneLevelCritical || tmp <= 0)) - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (1 <= methaneLevelCritical || methaneLevelCritical + 1 <= 0) || 0 == methAndRunningLastTime - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 1 * 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 348.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.82 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 732.98 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: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. * CodeCheck took 18784.71 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 382.2 MB). Free memory was 1.1 GB in the beginning and 899.7 MB in the end (delta: 164.8 MB). Peak memory consumption was 547.0 MB. Max. memory is 11.5 GB. * Witness Printer took 70.94 ms. Allocated memory is still 1.6 GB. Free memory was 899.7 MB in the beginning and 885.8 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...