./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/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 426d9f957077f660214567f7d0d5aaa1a30c29c0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:49:26,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:49:26,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:49:26,836 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:49:26,837 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:49:26,838 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:49:26,838 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:49:26,840 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:49:26,841 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:49:26,841 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:49:26,842 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:49:26,842 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:49:26,843 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:49:26,843 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:49:26,844 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:49:26,844 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:49:26,844 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:49:26,845 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:49:26,847 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:49:26,848 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:49:26,848 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:49:26,849 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:49:26,850 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:49:26,850 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:49:26,851 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:49:26,851 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:49:26,852 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:49:26,852 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:49:26,853 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:49:26,853 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:49:26,854 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:49:26,854 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:49:26,854 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:49:26,854 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:49:26,855 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:49:26,856 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:49:26,856 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 21:49:26,863 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:49:26,863 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:49:26,863 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 21:49:26,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 21:49:26,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:49:26,864 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:49:26,865 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 21:49:26,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:49:26,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 21:49:26,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:49:26,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:49:26,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:49:26,866 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 21:49:26,866 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:49:26,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:49:26,866 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_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-11-22 21:49:26,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:49:26,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:49:26,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:49:26,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:49:26,903 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:49:26,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-22 21:49:26,949 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/data/319a16b4b/6dcfecc6d9a04bafafcf688a36c40dc0/FLAGe9e9ef21c [2018-11-22 21:49:27,314 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:49:27,315 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-22 21:49:27,324 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/data/319a16b4b/6dcfecc6d9a04bafafcf688a36c40dc0/FLAGe9e9ef21c [2018-11-22 21:49:27,707 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/data/319a16b4b/6dcfecc6d9a04bafafcf688a36c40dc0 [2018-11-22 21:49:27,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:49:27,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:49:27,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:49:27,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:49:27,713 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:49:27,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:49:27" (1/1) ... [2018-11-22 21:49:27,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610f8d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:27, skipping insertion in model container [2018-11-22 21:49:27,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:49:27" (1/1) ... [2018-11-22 21:49:27,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:49:27,750 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:49:27,947 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:49:27,957 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:49:28,062 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:49:28,079 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:49:28,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28 WrapperNode [2018-11-22 21:49:28,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:49:28,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:49:28,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:49:28,080 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:49:28,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:49:28,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:49:28,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:49:28,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:49:28,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:49:28,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:49:28,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:49:28,137 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:49:28,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:49:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/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 [2018-11-22 21:49:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:49:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-22 21:49:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-22 21:49:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 21:49:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 21:49:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 21:49:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 21:49:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 21:49:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 21:49:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-22 21:49:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-22 21:49:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 21:49:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 21:49:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 21:49:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:49:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:49:28,760 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:49:28,760 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-11-22 21:49:28,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:49:28 BoogieIcfgContainer [2018-11-22 21:49:28,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:49:28,761 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 21:49:28,761 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 21:49:28,769 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 21:49:28,769 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:49:28" (1/1) ... [2018-11-22 21:49:28,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:49:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-11-22 21:49:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-11-22 21:49:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-22 21:49:28,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-11-22 21:49:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-11-22 21:49:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-22 21:49:28,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-11-22 21:49:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-11-22 21:49:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 21:49:29,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:29,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2018-11-22 21:49:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2018-11-22 21:49:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 21:49:29,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:29,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2018-11-22 21:49:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2018-11-22 21:49:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 21:49:29,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2018-11-22 21:49:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2018-11-22 21:49:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-22 21:49:30,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 90 states and 152 transitions. [2018-11-22 21:49:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2018-11-22 21:49:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 21:49:30,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:30,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:30,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 91 states and 153 transitions. [2018-11-22 21:49:30,736 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 153 transitions. [2018-11-22 21:49:30,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 21:49:30,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 21:49:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:31,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 160 transitions. [2018-11-22 21:49:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2018-11-22 21:49:31,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 21:49:31,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 109 states and 189 transitions. [2018-11-22 21:49:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2018-11-22 21:49:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 21:49:32,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 110 states and 190 transitions. [2018-11-22 21:49:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2018-11-22 21:49:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-22 21:49:32,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:32,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 21:49:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 111 states and 191 transitions. [2018-11-22 21:49:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 191 transitions. [2018-11-22 21:49:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 21:49:32,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:33,029 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 117 states and 205 transitions. [2018-11-22 21:49:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2018-11-22 21:49:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:49:33,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 118 states and 206 transitions. [2018-11-22 21:49:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 206 transitions. [2018-11-22 21:49:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 21:49:33,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 130 states and 261 transitions. [2018-11-22 21:49:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 261 transitions. [2018-11-22 21:49:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:35,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 21:49:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 135 states and 267 transitions. [2018-11-22 21:49:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-11-22 21:49:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:49:36,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:37,153 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:38,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 146 states and 292 transitions. [2018-11-22 21:49:38,329 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 292 transitions. [2018-11-22 21:49:38,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:49:38,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:39,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:39,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 153 states and 316 transitions. [2018-11-22 21:49:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 316 transitions. [2018-11-22 21:49:39,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 21:49:39,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:39,270 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 155 states and 317 transitions. [2018-11-22 21:49:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 317 transitions. [2018-11-22 21:49:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 21:49:39,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 159 states and 328 transitions. [2018-11-22 21:49:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 328 transitions. [2018-11-22 21:49:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 21:49:39,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:40,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 160 states and 329 transitions. [2018-11-22 21:49:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 329 transitions. [2018-11-22 21:49:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:40,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 167 states and 368 transitions. [2018-11-22 21:49:41,550 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 368 transitions. [2018-11-22 21:49:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:49:41,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 21:49:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:41,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 168 states and 372 transitions. [2018-11-22 21:49:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 372 transitions. [2018-11-22 21:49:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 21:49:41,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:41,963 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 169 states and 373 transitions. [2018-11-22 21:49:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 373 transitions. [2018-11-22 21:49:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:42,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:42,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:42,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 171 states and 379 transitions. [2018-11-22 21:49:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 379 transitions. [2018-11-22 21:49:42,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:42,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 173 states and 382 transitions. [2018-11-22 21:49:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 382 transitions. [2018-11-22 21:49:42,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:42,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:42,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 179 states and 401 transitions. [2018-11-22 21:49:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 401 transitions. [2018-11-22 21:49:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:49:44,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:44,580 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 184 states and 430 transitions. [2018-11-22 21:49:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 430 transitions. [2018-11-22 21:49:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:49:45,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 186 states and 433 transitions. [2018-11-22 21:49:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 433 transitions. [2018-11-22 21:49:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 21:49:45,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 188 states and 437 transitions. [2018-11-22 21:49:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 437 transitions. [2018-11-22 21:49:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:49:46,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:46,567 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 21:49:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 188 states and 436 transitions. [2018-11-22 21:49:46,872 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 436 transitions. [2018-11-22 21:49:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 21:49:46,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 21:49:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 191 states and 440 transitions. [2018-11-22 21:49:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 440 transitions. [2018-11-22 21:49:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:49:47,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:48,371 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:49:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 203 states and 476 transitions. [2018-11-22 21:49:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 476 transitions. [2018-11-22 21:49:52,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:49:52,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 21:49:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 205 states and 480 transitions. [2018-11-22 21:49:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 480 transitions. [2018-11-22 21:49:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:49:54,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:54,285 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 21:49:55,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 207 states and 484 transitions. [2018-11-22 21:49:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 484 transitions. [2018-11-22 21:49:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:49:55,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:49:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 207 states and 483 transitions. [2018-11-22 21:49:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 483 transitions. [2018-11-22 21:49:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 21:49:55,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:55,673 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:49:56,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:56,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 209 states and 490 transitions. [2018-11-22 21:49:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 490 transitions. [2018-11-22 21:49:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:49:56,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:49:57,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:49:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 212 states and 494 transitions. [2018-11-22 21:49:57,637 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 494 transitions. [2018-11-22 21:49:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:49:57,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:49:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:49:58,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 21:50:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 222 states and 526 transitions. [2018-11-22 21:50:02,837 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 526 transitions. [2018-11-22 21:50:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:50:02,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 21:50:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 230 states and 556 transitions. [2018-11-22 21:50:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 556 transitions. [2018-11-22 21:50:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 21:50:05,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 21:50:07,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 235 states and 569 transitions. [2018-11-22 21:50:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 569 transitions. [2018-11-22 21:50:07,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 21:50:07,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 21:50:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 239 states and 578 transitions. [2018-11-22 21:50:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 578 transitions. [2018-11-22 21:50:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-22 21:50:09,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:09,810 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 21:50:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 244 states and 584 transitions. [2018-11-22 21:50:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 584 transitions. [2018-11-22 21:50:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:50:12,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 21:50:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 245 states and 585 transitions. [2018-11-22 21:50:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 585 transitions. [2018-11-22 21:50:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 21:50:13,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 21:50:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 250 states and 574 transitions. [2018-11-22 21:50:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 574 transitions. [2018-11-22 21:50:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:50:15,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 253 states and 579 transitions. [2018-11-22 21:50:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 579 transitions. [2018-11-22 21:50:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:50:16,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 256 states and 585 transitions. [2018-11-22 21:50:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 585 transitions. [2018-11-22 21:50:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:50:16,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 257 states and 589 transitions. [2018-11-22 21:50:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 589 transitions. [2018-11-22 21:50:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 21:50:17,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 260 states and 594 transitions. [2018-11-22 21:50:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 594 transitions. [2018-11-22 21:50:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-22 21:50:17,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:17,888 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 263 states and 600 transitions. [2018-11-22 21:50:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 600 transitions. [2018-11-22 21:50:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:50:18,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-22 21:50:18,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:18,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 257 states and 588 transitions. [2018-11-22 21:50:18,854 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 588 transitions. [2018-11-22 21:50:18,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:50:18,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:18,867 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 254 states and 578 transitions. [2018-11-22 21:50:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 578 transitions. [2018-11-22 21:50:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:50:18,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-22 21:50:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 252 states and 572 transitions. [2018-11-22 21:50:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 572 transitions. [2018-11-22 21:50:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 21:50:19,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 251 states and 570 transitions. [2018-11-22 21:50:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 570 transitions. [2018-11-22 21:50:19,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 21:50:19,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:19,387 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 21:50:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 251 states and 566 transitions. [2018-11-22 21:50:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 566 transitions. [2018-11-22 21:50:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 21:50:19,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:19,449 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 21:50:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 251 states and 563 transitions. [2018-11-22 21:50:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 563 transitions. [2018-11-22 21:50:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 21:50:19,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 21:50:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 259 states and 577 transitions. [2018-11-22 21:50:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 577 transitions. [2018-11-22 21:50:22,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 21:50:22,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 21:50:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 260 states and 578 transitions. [2018-11-22 21:50:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 578 transitions. [2018-11-22 21:50:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:50:22,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 21:50:23,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 261 states and 580 transitions. [2018-11-22 21:50:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 580 transitions. [2018-11-22 21:50:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 21:50:23,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 21:50:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 262 states and 579 transitions. [2018-11-22 21:50:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 579 transitions. [2018-11-22 21:50:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:50:24,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 21:50:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 264 states and 585 transitions. [2018-11-22 21:50:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 585 transitions. [2018-11-22 21:50:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:50:24,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 21:50:25,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 266 states and 593 transitions. [2018-11-22 21:50:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 593 transitions. [2018-11-22 21:50:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 21:50:25,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:25,359 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 21:50:26,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:26,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 268 states and 599 transitions. [2018-11-22 21:50:26,203 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 599 transitions. [2018-11-22 21:50:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 21:50:26,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 21:50:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 270 states and 609 transitions. [2018-11-22 21:50:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 609 transitions. [2018-11-22 21:50:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 21:50:26,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 21:50:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 271 states and 612 transitions. [2018-11-22 21:50:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 612 transitions. [2018-11-22 21:50:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 21:50:27,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 21:50:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 271 states and 611 transitions. [2018-11-22 21:50:27,720 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 611 transitions. [2018-11-22 21:50:27,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 21:50:27,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:27,789 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 21:50:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 274 states and 615 transitions. [2018-11-22 21:50:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 615 transitions. [2018-11-22 21:50:29,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 21:50:29,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 21:50:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 277 states and 620 transitions. [2018-11-22 21:50:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 620 transitions. [2018-11-22 21:50:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 21:50:30,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 21:50:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:31,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 279 states and 622 transitions. [2018-11-22 21:50:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 622 transitions. [2018-11-22 21:50:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 21:50:31,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 21:50:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 280 states and 622 transitions. [2018-11-22 21:50:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 622 transitions. [2018-11-22 21:50:32,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 21:50:32,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 21:50:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:33,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 281 states and 630 transitions. [2018-11-22 21:50:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 630 transitions. [2018-11-22 21:50:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 21:50:33,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 21:50:34,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:34,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 281 states and 629 transitions. [2018-11-22 21:50:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 629 transitions. [2018-11-22 21:50:34,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 21:50:34,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 21:50:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 281 states and 628 transitions. [2018-11-22 21:50:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 628 transitions. [2018-11-22 21:50:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 21:50:36,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 21:50:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:37,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 281 states and 627 transitions. [2018-11-22 21:50:37,089 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 627 transitions. [2018-11-22 21:50:37,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 21:50:37,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 21:50:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:50:37,104 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 21:50:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 21:50:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 216 states and 433 transitions. [2018-11-22 21:50:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 433 transitions. [2018-11-22 21:50:37,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:50:37,964 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2018-11-22 21:50:37,971 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 21:50:38,459 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-22 21:50:38,464 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,465 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-22 21:50:38,466 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,466 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,466 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,466 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 21:50:38,466 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-22 21:50:38,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 09:50:38 ImpRootNode [2018-11-22 21:50:38,467 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 21:50:38,467 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:50:38,467 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:50:38,467 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:50:38,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:49:28" (3/4) ... [2018-11-22 21:50:38,470 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:50:38,473 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-22 21:50:38,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 21:50:38,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 21:50:38,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 21:50:38,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 21:50:38,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-22 21:50:38,479 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-11-22 21:50:38,479 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-22 21:50:38,479 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-22 21:50:38,480 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-22 21:50:38,480 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 21:50:38,480 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 21:50:38,480 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 21:50:38,526 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ab9a024-6dfd-4f88-819e-6e3e50c8b5e4/bin-2019/ukojak/witness.graphml [2018-11-22 21:50:38,526 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:50:38,526 INFO L168 Benchmark]: Toolchain (without parser) took 70817.21 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 956.6 MB in the beginning and 902.0 MB in the end (delta: 54.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,527 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:50:38,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.00 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,528 INFO L168 Benchmark]: Boogie Preprocessor took 23.44 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,528 INFO L168 Benchmark]: RCFGBuilder took 624.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,528 INFO L168 Benchmark]: CodeCheck took 69705.86 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 1.0 GB in the beginning and 927.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,528 INFO L168 Benchmark]: Witness Printer took 58.94 ms. Allocated memory is still 2.2 GB. Free memory was 927.3 MB in the beginning and 902.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:50:38,530 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 7 procedures, 73 locations, 1 error locations. SAFE Result, 69.1s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 44123648 SDtfs, 72190524 SDslu, 876560384 SDs, 0 SdLazy, -1766220934 SolverSat, -413973894 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 72.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55195 GetRequests, 53872 SyntacticMatches, 511 SemanticMatches, 812 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318945 ImplicationChecksByTransitivity, 64.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 4019 NumberOfCodeBlocks, 4019 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3945 ConstructedInterpolants, 0 QuantifiedInterpolants, 448082 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 54 PerfectInterpolantSequences, 2413/2464 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: 44]: 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: 770]: Loop Invariant Derived loop invariant: ((pumpRunning == switchedOnBeforeTS && pumpRunning == 0) || (pumpRunning == switchedOnBeforeTS && !(systemActive == 0))) || (pumpRunning == 0 && !(2 <= waterLevel && waterLevel <= 2)) - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((tmp == systemActive && 1 == waterLevel) && pumpRunning == 0) && tmp == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.00 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.44 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 624.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 69705.86 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 1.0 GB in the beginning and 927.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 58.94 ms. Allocated memory is still 2.2 GB. Free memory was 927.3 MB in the beginning and 902.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...