./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/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 06e1bbb05b064353049072459310c7da1eede934 ................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:51:23,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:51:23,133 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:51:23,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:51:23,141 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:51:23,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:51:23,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:51:23,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:51:23,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:51:23,146 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:51:23,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:51:23,147 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:51:23,147 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:51:23,148 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:51:23,149 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:51:23,149 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:51:23,150 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:51:23,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:51:23,152 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:51:23,154 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:51:23,155 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:51:23,156 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:51:23,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:51:23,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:51:23,158 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:51:23,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:51:23,159 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:51:23,160 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:51:23,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:51:23,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:51:23,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:51:23,162 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:51:23,162 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:51:23,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:51:23,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:51:23,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:51:23,163 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:51:23,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:51:23,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:51:23,175 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:51:23,175 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:51:23,175 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:51:23,175 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:51:23,175 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:51:23,176 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:51:23,177 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:51:23,177 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:51:23,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:51:23,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:51:23,178 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:51:23,178 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:51:23,178 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:51:23,178 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:51:23,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:51:23,178 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_b593926a-27da-4786-9d9a-ff49dbb697d9/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 -> 06e1bbb05b064353049072459310c7da1eede934 [2018-11-10 08:51:23,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:51:23,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:51:23,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:51:23,211 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:51:23,211 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:51:23,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product13_true-unreach-call_false-termination.cil.c [2018-11-10 08:51:23,248 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/data/51d2dc161/59ba2de71d6c4655a54153fb3242c384/FLAG2be5cff28 [2018-11-10 08:51:23,578 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:51:23,579 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/sv-benchmarks/c/product-lines/minepump_spec1_product13_true-unreach-call_false-termination.cil.c [2018-11-10 08:51:23,585 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/data/51d2dc161/59ba2de71d6c4655a54153fb3242c384/FLAG2be5cff28 [2018-11-10 08:51:23,596 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/data/51d2dc161/59ba2de71d6c4655a54153fb3242c384 [2018-11-10 08:51:23,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:51:23,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:51:23,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:51:23,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:51:23,602 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:51:23,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23, skipping insertion in model container [2018-11-10 08:51:23,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:51:23,639 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:51:23,818 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:51:23,827 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:51:23,879 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:51:23,893 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:51:23,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23 WrapperNode [2018-11-10 08:51:23,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:51:23,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:51:23,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:51:23,895 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:51:23,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:51:23,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:51:23,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:51:23,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:51:23,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:23,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... [2018-11-10 08:51:24,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:51:24,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:51:24,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:51:24,001 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:51:24,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:51:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/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 [2018-11-10 08:51:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:51:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 08:51:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 08:51:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:51:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:51:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:51:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:51:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:51:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:51:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:51:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:51:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 08:51:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 08:51:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:51:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:51:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:51:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:51:25,000 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:51:25,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:51:25 BoogieIcfgContainer [2018-11-10 08:51:25,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:51:25,001 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:51:25,001 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:51:25,010 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:51:25,011 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:51:25" (1/1) ... [2018-11-10 08:51:25,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:51:25,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-11-10 08:51:25,045 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-11-10 08:51:25,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 08:51:25,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2018-11-10 08:51:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-11-10 08:51:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 08:51:25,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:25,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2018-11-10 08:51:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2018-11-10 08:51:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 08:51:25,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2018-11-10 08:51:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2018-11-10 08:51:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 08:51:25,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 70 states and 93 transitions. [2018-11-10 08:51:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2018-11-10 08:51:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 08:51:25,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2018-11-10 08:51:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2018-11-10 08:51:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 08:51:25,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 88 states and 125 transitions. [2018-11-10 08:51:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 125 transitions. [2018-11-10 08:51:26,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:51:26,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 126 transitions. [2018-11-10 08:51:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2018-11-10 08:51:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:51:26,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:51:26,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 158 transitions. [2018-11-10 08:51:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2018-11-10 08:51:26,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 08:51:26,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:26,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:51:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:26,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 159 transitions. [2018-11-10 08:51:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2018-11-10 08:51:26,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 08:51:26,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:51:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 113 states and 168 transitions. [2018-11-10 08:51:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2018-11-10 08:51:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 08:51:27,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:51:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:27,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 120 states and 182 transitions. [2018-11-10 08:51:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2018-11-10 08:51:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:51:27,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:51:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 118 states and 178 transitions. [2018-11-10 08:51:27,386 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 178 transitions. [2018-11-10 08:51:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:51:27,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 08:51:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 121 states and 186 transitions. [2018-11-10 08:51:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2018-11-10 08:51:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 08:51:28,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:51:28,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:28,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 165 transitions. [2018-11-10 08:51:28,264 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2018-11-10 08:51:28,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 08:51:28,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:51:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 113 states and 169 transitions. [2018-11-10 08:51:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 169 transitions. [2018-11-10 08:51:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 08:51:28,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:28,537 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 120 states and 184 transitions. [2018-11-10 08:51:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 184 transitions. [2018-11-10 08:51:29,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 08:51:29,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:29,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 123 states and 190 transitions. [2018-11-10 08:51:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 190 transitions. [2018-11-10 08:51:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 08:51:29,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 126 states and 195 transitions. [2018-11-10 08:51:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2018-11-10 08:51:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 08:51:29,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 127 states and 196 transitions. [2018-11-10 08:51:29,516 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 196 transitions. [2018-11-10 08:51:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 08:51:29,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:30,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 135 states and 211 transitions. [2018-11-10 08:51:30,601 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 211 transitions. [2018-11-10 08:51:30,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 08:51:30,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 08:51:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 116 states and 167 transitions. [2018-11-10 08:51:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2018-11-10 08:51:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 08:51:30,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 08:51:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 119 states and 168 transitions. [2018-11-10 08:51:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions. [2018-11-10 08:51:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 08:51:31,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 08:51:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 121 states and 171 transitions. [2018-11-10 08:51:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 171 transitions. [2018-11-10 08:51:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 08:51:31,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 08:51:31,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 122 states and 172 transitions. [2018-11-10 08:51:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2018-11-10 08:51:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 08:51:31,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:51:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:51:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 08:51:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:51:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 59 states and 70 transitions. [2018-11-10 08:51:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2018-11-10 08:51:31,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:51:31,602 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-11-10 08:51:31,610 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:51:31,808 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,810 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 08:51:31,813 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,813 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,813 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,813 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,813 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,814 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 08:51:31,815 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:51:31,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:51:31 ImpRootNode [2018-11-10 08:51:31,815 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:51:31,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:51:31,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:51:31,816 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:51:31,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:51:25" (3/4) ... [2018-11-10 08:51:31,821 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:51:31,825 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:51:31,826 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 08:51:31,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-11-10 08:51:31,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 08:51:31,832 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 08:51:31,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 [2018-11-10 08:51:31,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(tmp == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || tmp == methaneLevelCritical [2018-11-10 08:51:31,886 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b593926a-27da-4786-9d9a-ff49dbb697d9/bin-2019/ukojak/witness.graphml [2018-11-10 08:51:31,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:51:31,887 INFO L168 Benchmark]: Toolchain (without parser) took 8288.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 373.8 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -287.4 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,888 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 08:51:31,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.42 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,889 INFO L168 Benchmark]: Boogie Preprocessor took 24.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,889 INFO L168 Benchmark]: RCFGBuilder took 999.96 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,889 INFO L168 Benchmark]: CodeCheck took 6814.35 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -223.8 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,890 INFO L168 Benchmark]: Witness Printer took 70.90 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:51:31,891 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 114 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 732603140 SDtfs, 266950172 SDslu, 431277564 SDs, 0 SdLazy, 323483932 SolverSat, 105105476 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9664 GetRequests, 9419 SyntacticMatches, 67 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12752 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1102 NumberOfCodeBlocks, 1102 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1077 ConstructedInterpolants, 0 QuantifiedInterpolants, 100732 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 17 PerfectInterpolantSequences, 382/402 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: 496]: 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: 665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(tmp == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || tmp == methaneLevelCritical - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && tmp == 1) && 0 == pumpRunning - InvariantResult [Line: 551]: 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.42 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 999.96 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. * CodeCheck took 6814.35 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -223.8 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Witness Printer took 70.90 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...