./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_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_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/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 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:52:40,448 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:52:40,449 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:52:40,456 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:52:40,456 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:52:40,457 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:52:40,458 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:52:40,460 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:52:40,462 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:52:40,462 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:52:40,463 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:52:40,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:52:40,464 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:52:40,465 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:52:40,465 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:52:40,466 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:52:40,466 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:52:40,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:52:40,469 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:52:40,470 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:52:40,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:52:40,471 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:52:40,473 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:52:40,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:52:40,473 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:52:40,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:52:40,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:52:40,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:52:40,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:52:40,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:52:40,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:52:40,477 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:52:40,477 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:52:40,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:52:40,478 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:52:40,479 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:52:40,479 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:52:40,488 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:52:40,488 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:52:40,489 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:52:40,489 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:52:40,489 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:52:40,490 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:52:40,490 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:52:40,491 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:52:40,491 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:52:40,492 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:52:40,492 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:52:40,492 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:52:40,493 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:52:40,493 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_18176261-1015-4c98-a415-ec0f67999534/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 -> 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 [2018-11-23 04:52:40,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:52:40,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:52:40,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:52:40,528 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:52:40,529 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:52:40,529 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-23 04:52:40,578 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/data/111f62484/0978ca03d5fb4909ab05801e1942f711/FLAGd339ff48d [2018-11-23 04:52:40,940 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:52:40,941 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-23 04:52:40,948 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/data/111f62484/0978ca03d5fb4909ab05801e1942f711/FLAGd339ff48d [2018-11-23 04:52:41,333 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/data/111f62484/0978ca03d5fb4909ab05801e1942f711 [2018-11-23 04:52:41,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:52:41,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:52:41,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:52:41,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:52:41,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:52:41,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610f8d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41, skipping insertion in model container [2018-11-23 04:52:41,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:52:41,388 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:52:41,617 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:52:41,626 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:52:41,711 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:52:41,803 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:52:41,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41 WrapperNode [2018-11-23 04:52:41,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:52:41,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:52:41,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:52:41,804 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:52:41,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:52:41,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:52:41,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:52:41,853 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:52:41,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... [2018-11-23 04:52:41,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:52:41,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:52:41,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:52:41,882 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:52:41,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:52:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/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 04:52:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:52:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 04:52:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 04:52:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 04:52:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 04:52:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 04:52:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 04:52:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 04:52:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 04:52:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 04:52:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 04:52:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 04:52:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 04:52:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 04:52:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:52:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:52:42,810 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:52:42,810 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-11-23 04:52:42,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:52:42 BoogieIcfgContainer [2018-11-23 04:52:42,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:52:42,811 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:52:42,811 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:52:42,820 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:52:42,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:52:42" (1/1) ... [2018-11-23 04:52:42,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:52:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:42,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-11-23 04:52:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-11-23 04:52:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 04:52:42,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,017 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 04:52:43,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2018-11-23 04:52:43,027 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2018-11-23 04:52:43,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 04:52:43,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,089 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 04:52:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2018-11-23 04:52:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2018-11-23 04:52:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 04:52:43,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,238 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 04:52:43,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2018-11-23 04:52:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2018-11-23 04:52:43,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:52:43,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,352 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 04:52:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2018-11-23 04:52:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2018-11-23 04:52:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:52:43,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,521 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 04:52:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2018-11-23 04:52:43,532 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2018-11-23 04:52:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:52:43,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,559 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 04:52:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2018-11-23 04:52:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2018-11-23 04:52:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:52:43,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,664 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 04:52:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:43,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 121 transitions. [2018-11-23 04:52:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2018-11-23 04:52:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 04:52:43,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:43,962 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 04:52:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 85 states and 132 transitions. [2018-11-23 04:52:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2018-11-23 04:52:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 04:52:44,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,073 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 04:52:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 133 transitions. [2018-11-23 04:52:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2018-11-23 04:52:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 04:52:44,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,114 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 04:52:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 134 transitions. [2018-11-23 04:52:44,120 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2018-11-23 04:52:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 04:52:44,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,175 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 04:52:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 150 transitions. [2018-11-23 04:52:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 150 transitions. [2018-11-23 04:52:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 04:52:44,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,341 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 04:52:44,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 95 states and 151 transitions. [2018-11-23 04:52:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2018-11-23 04:52:44,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:52:44,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,372 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 04:52:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 147 transitions. [2018-11-23 04:52:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2018-11-23 04:52:44,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:52:44,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,439 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 04:52:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 90 states and 141 transitions. [2018-11-23 04:52:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2018-11-23 04:52:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 04:52:44,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,478 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 04:52:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 93 states and 147 transitions. [2018-11-23 04:52:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2018-11-23 04:52:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 04:52:44,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:52:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 95 states and 148 transitions. [2018-11-23 04:52:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2018-11-23 04:52:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:52:44,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:52:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 183 transitions. [2018-11-23 04:52:45,187 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 183 transitions. [2018-11-23 04:52:45,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:52:45,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:52:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 109 states and 185 transitions. [2018-11-23 04:52:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 185 transitions. [2018-11-23 04:52:45,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 04:52:45,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:52:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 110 states and 182 transitions. [2018-11-23 04:52:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 182 transitions. [2018-11-23 04:52:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:52:45,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:52:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 183 transitions. [2018-11-23 04:52:45,554 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2018-11-23 04:52:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:52:45,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,578 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:52:45,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 112 states and 184 transitions. [2018-11-23 04:52:45,590 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 184 transitions. [2018-11-23 04:52:45,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:52:45,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,638 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:52:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 112 states and 180 transitions. [2018-11-23 04:52:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2018-11-23 04:52:45,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 04:52:45,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:52:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 85 states and 122 transitions. [2018-11-23 04:52:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2018-11-23 04:52:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 04:52:45,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:52:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:45,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 90 states and 129 transitions. [2018-11-23 04:52:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2018-11-23 04:52:45,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:52:45,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:52:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 88 states and 125 transitions. [2018-11-23 04:52:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 125 transitions. [2018-11-23 04:52:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:52:46,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:52:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:52:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:52:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:52:46,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 47 states and 61 transitions. [2018-11-23 04:52:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2018-11-23 04:52:46,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:52:46,079 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-11-23 04:52:46,087 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 04:52:46,230 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 04:52:46,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,235 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 04:52:46,235 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 04:52:46,235 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,236 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:52:46,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:52:46 ImpRootNode [2018-11-23 04:52:46,237 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:52:46,237 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:52:46,237 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:52:46,237 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:52:46,238 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:52:42" (3/4) ... [2018-11-23 04:52:46,240 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:52:46,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 04:52:46,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 04:52:46,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 04:52:46,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 04:52:46,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 04:52:46,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 04:52:46,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-11-23 04:52:46,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 04:52:46,251 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 04:52:46,251 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 04:52:46,251 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:52:46,251 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:52:46,252 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:52:46,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning || !(0 == pumpRunning) [2018-11-23 04:52:46,275 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning [2018-11-23 04:52:46,303 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_18176261-1015-4c98-a415-ec0f67999534/bin-2019/ukojak/witness.graphml [2018-11-23 04:52:46,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:52:46,304 INFO L168 Benchmark]: Toolchain (without parser) took 4967.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 332.4 MB). Free memory was 956.4 MB in the beginning and 1.3 GB in the end (delta: -337.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:52:46,304 INFO L168 Benchmark]: CDTParser took 0.12 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 04:52:46,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -194.0 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:52:46,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.57 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 04:52:46,305 INFO L168 Benchmark]: Boogie Preprocessor took 29.21 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. [2018-11-23 04:52:46,305 INFO L168 Benchmark]: RCFGBuilder took 928.76 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2018-11-23 04:52:46,305 INFO L168 Benchmark]: CodeCheck took 3425.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -217.2 MB). Peak memory consumption was 331.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:52:46,306 INFO L168 Benchmark]: Witness Printer took 66.06 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:52:46,307 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, 68 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1307763148 SDtfs, 320065292 SDslu, 570632876 SDs, 0 SdLazy, 536797820 SolverSat, 208096396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7209 GetRequests, 7034 SyntacticMatches, 89 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2808 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 777 NumberOfCodeBlocks, 777 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 751 ConstructedInterpolants, 0 QuantifiedInterpolants, 54388 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 19 PerfectInterpolantSequences, 188/215 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: 643]: 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: 685]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning || !(0 == pumpRunning) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (tmp == systemActive && 0 == pumpRunning) && tmp == 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 465.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -194.0 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.21 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 928.76 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: 66.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. * CodeCheck took 3425.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -217.2 MB). Peak memory consumption was 331.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.06 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...