./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_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_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/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 99eaecf53b705ce7ede6eb19864d6c34a239ca25 .......................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 16:17:26,785 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 16:17:26,786 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 16:17:26,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 16:17:26,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 16:17:26,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 16:17:26,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 16:17:26,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 16:17:26,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 16:17:26,799 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 16:17:26,799 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 16:17:26,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 16:17:26,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 16:17:26,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 16:17:26,801 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 16:17:26,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 16:17:26,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 16:17:26,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 16:17:26,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 16:17:26,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 16:17:26,806 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 16:17:26,807 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 16:17:26,809 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 16:17:26,809 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 16:17:26,809 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 16:17:26,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 16:17:26,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 16:17:26,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 16:17:26,811 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 16:17:26,812 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 16:17:26,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 16:17:26,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 16:17:26,813 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 16:17:26,813 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 16:17:26,813 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 16:17:26,814 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 16:17:26,814 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 16:17:26,824 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 16:17:26,824 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 16:17:26,825 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 16:17:26,825 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 16:17:26,825 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 16:17:26,825 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 16:17:26,825 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 16:17:26,826 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 16:17:26,827 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 16:17:26,827 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 16:17:26,827 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 16:17:26,828 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 16:17:26,828 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 16:17:26,828 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 16:17:26,828 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 16:17:26,828 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 16:17:26,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 16:17:26,828 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_40b35e41-1d94-4639-844f-6d6117bd0426/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 -> 99eaecf53b705ce7ede6eb19864d6c34a239ca25 [2018-11-23 16:17:26,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 16:17:26,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 16:17:26,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 16:17:26,862 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 16:17:26,862 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 16:17:26,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-11-23 16:17:26,899 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/data/fed47d3b4/e31a6f88bc8a4d5bac81720c39d7b22f/FLAGcc115778b [2018-11-23 16:17:27,254 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 16:17:27,254 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-11-23 16:17:27,264 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/data/fed47d3b4/e31a6f88bc8a4d5bac81720c39d7b22f/FLAGcc115778b [2018-11-23 16:17:27,661 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/data/fed47d3b4/e31a6f88bc8a4d5bac81720c39d7b22f [2018-11-23 16:17:27,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 16:17:27,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 16:17:27,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 16:17:27,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 16:17:27,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 16:17:27,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:27,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2582a661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27, skipping insertion in model container [2018-11-23 16:17:27,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:27,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 16:17:27,704 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 16:17:27,879 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:17:27,888 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 16:17:27,982 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:17:27,997 INFO L195 MainTranslator]: Completed translation [2018-11-23 16:17:27,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27 WrapperNode [2018-11-23 16:17:27,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 16:17:27,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 16:17:27,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 16:17:27,998 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 16:17:28,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 16:17:28,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 16:17:28,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 16:17:28,037 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 16:17:28,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... [2018-11-23 16:17:28,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 16:17:28,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 16:17:28,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 16:17:28,059 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 16:17:28,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:17:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/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 [2018-11-23 16:17:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 16:17:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 16:17:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 16:17:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 16:17:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 16:17:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 16:17:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 16:17:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 16:17:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 16:17:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 16:17:28,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 16:17:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 16:17:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 16:17:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 16:17:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 16:17:28,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 16:17:28,603 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 16:17:28,603 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-11-23 16:17:28,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:17:28 BoogieIcfgContainer [2018-11-23 16:17:28,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 16:17:28,604 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 16:17:28,604 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 16:17:28,610 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 16:17:28,610 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:17:28" (1/1) ... [2018-11-23 16:17:28,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:17:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2018-11-23 16:17:28,644 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2018-11-23 16:17:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 16:17:28,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2018-11-23 16:17:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2018-11-23 16:17:28,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 16:17:28,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2018-11-23 16:17:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-11-23 16:17:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 16:17:28,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-11-23 16:17:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-11-23 16:17:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 16:17:29,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 67 states and 107 transitions. [2018-11-23 16:17:29,339 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 107 transitions. [2018-11-23 16:17:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 16:17:29,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2018-11-23 16:17:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2018-11-23 16:17:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 16:17:29,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 115 transitions. [2018-11-23 16:17:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 115 transitions. [2018-11-23 16:17:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 16:17:29,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 114 transitions. [2018-11-23 16:17:29,500 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2018-11-23 16:17:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 16:17:29,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 116 transitions. [2018-11-23 16:17:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2018-11-23 16:17:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 16:17:29,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 127 transitions. [2018-11-23 16:17:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2018-11-23 16:17:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 16:17:29,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:30,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 133 transitions. [2018-11-23 16:17:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2018-11-23 16:17:30,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 16:17:30,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 138 transitions. [2018-11-23 16:17:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2018-11-23 16:17:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 16:17:30,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:30,319 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 98 states and 174 transitions. [2018-11-23 16:17:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 174 transitions. [2018-11-23 16:17:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 16:17:31,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 102 states and 183 transitions. [2018-11-23 16:17:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 183 transitions. [2018-11-23 16:17:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 16:17:31,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 16:17:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:32,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 109 states and 211 transitions. [2018-11-23 16:17:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 211 transitions. [2018-11-23 16:17:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 16:17:32,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 16:17:32,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 111 states and 215 transitions. [2018-11-23 16:17:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 215 transitions. [2018-11-23 16:17:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 16:17:32,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 16:17:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 220 transitions. [2018-11-23 16:17:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2018-11-23 16:17:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 16:17:32,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:32,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 16:17:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 222 transitions. [2018-11-23 16:17:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 222 transitions. [2018-11-23 16:17:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 16:17:33,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:33,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:34,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 125 states and 249 transitions. [2018-11-23 16:17:34,687 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-11-23 16:17:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 16:17:34,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:35,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 128 states and 263 transitions. [2018-11-23 16:17:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 263 transitions. [2018-11-23 16:17:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 16:17:35,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 129 states and 264 transitions. [2018-11-23 16:17:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 264 transitions. [2018-11-23 16:17:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 16:17:35,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:17:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 131 states and 261 transitions. [2018-11-23 16:17:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-11-23 16:17:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 16:17:36,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:36,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 16:17:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:36,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 121 states and 237 transitions. [2018-11-23 16:17:36,210 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2018-11-23 16:17:36,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 16:17:36,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 16:17:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 122 states and 237 transitions. [2018-11-23 16:17:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 237 transitions. [2018-11-23 16:17:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 16:17:36,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 16:17:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:17:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 16:17:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 16:17:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 65 states and 113 transitions. [2018-11-23 16:17:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2018-11-23 16:17:36,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 16:17:36,713 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2018-11-23 16:17:36,720 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 16:17:36,849 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,851 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 16:17:36,854 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 16:17:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,855 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 16:17:36,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:17:36 ImpRootNode [2018-11-23 16:17:36,856 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 16:17:36,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 16:17:36,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 16:17:36,856 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 16:17:36,856 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:17:28" (3/4) ... [2018-11-23 16:17:36,859 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 16:17:36,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 16:17:36,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 16:17:36,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 16:17:36,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 16:17:36,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 16:17:36,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 16:17:36,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2018-11-23 16:17:36,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-23 16:17:36,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 16:17:36,870 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 16:17:36,870 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 16:17:36,870 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 16:17:36,870 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 16:17:36,889 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2018-11-23 16:17:36,915 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_40b35e41-1d94-4639-844f-6d6117bd0426/bin-2019/ukojak/witness.graphml [2018-11-23 16:17:36,915 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 16:17:36,916 INFO L168 Benchmark]: Toolchain (without parser) took 9252.31 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 386.4 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -268.3 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,917 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 16:17:36,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.49 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,918 INFO L168 Benchmark]: Boogie Preprocessor took 22.15 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. [2018-11-23 16:17:36,918 INFO L168 Benchmark]: RCFGBuilder took 544.41 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: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,918 INFO L168 Benchmark]: CodeCheck took 8251.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -167.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,918 INFO L168 Benchmark]: Witness Printer took 59.62 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-23 16:17:36,920 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, 63 locations, 1 error locations. SAFE Result, 8.0s OverallTime, 25 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 329697892 SDtfs, 121462448 SDslu, 261475982 SDs, 0 SdLazy, 206340796 SolverSat, 66499958 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7483 GetRequests, 7149 SyntacticMatches, 114 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22717 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 679 NumberOfCodeBlocks, 679 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 655 ConstructedInterpolants, 0 QuantifiedInterpolants, 66438 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 195/228 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: 767]: 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: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && systemActive == waterLevel - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.49 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 544.41 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: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. * CodeCheck took 8251.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -167.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 11.5 GB. * Witness Printer took 59.62 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...