./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_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_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 04:05:27,239 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:05:27,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:05:27,248 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:05:27,248 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:05:27,249 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:05:27,250 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:05:27,252 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:05:27,253 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:05:27,254 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:05:27,255 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:05:27,255 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:05:27,256 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:05:27,257 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:05:27,257 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:05:27,258 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:05:27,258 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:05:27,260 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:05:27,261 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:05:27,262 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:05:27,263 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:05:27,264 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:05:27,266 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:05:27,266 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:05:27,266 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:05:27,267 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:05:27,268 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:05:27,269 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:05:27,269 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:05:27,270 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:05:27,270 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:05:27,271 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:05:27,271 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:05:27,271 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:05:27,272 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:05:27,273 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:05:27,273 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:05:27,282 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:05:27,282 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:05:27,282 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:05:27,283 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:05:27,283 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:05:27,283 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:05:27,283 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:05:27,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:05:27,285 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:05:27,285 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:05:27,285 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:05:27,285 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:05:27,285 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:05:27,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:05:27,286 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:05:27,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:05:27,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:05:27,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:05:27,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:05:27,286 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:05:27,287 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:05:27,287 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:05:27,287 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_c87eba87-d2bf-4a5d-824f-1165d3ecb373/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-11-23 04:05:27,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:05:27,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:05:27,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:05:27,335 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:05:27,335 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:05:27,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-23 04:05:27,391 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/data/00e3a53d3/0da660d841b141f49e1beab7a51b4433/FLAG2697d23fb [2018-11-23 04:05:27,780 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:05:27,780 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-23 04:05:27,789 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/data/00e3a53d3/0da660d841b141f49e1beab7a51b4433/FLAG2697d23fb [2018-11-23 04:05:27,801 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/data/00e3a53d3/0da660d841b141f49e1beab7a51b4433 [2018-11-23 04:05:27,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:05:27,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:05:27,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:05:27,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:05:27,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:05:27,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:27" (1/1) ... [2018-11-23 04:05:27,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:27, skipping insertion in model container [2018-11-23 04:05:27,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:27" (1/1) ... [2018-11-23 04:05:27,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:05:27,864 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:05:28,116 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:05:28,127 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:05:28,251 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:05:28,277 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:05:28,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28 WrapperNode [2018-11-23 04:05:28,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:05:28,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:05:28,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:05:28,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:05:28,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:05:28,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:05:28,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:05:28,329 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:05:28,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... [2018-11-23 04:05:28,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:05:28,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:05:28,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:05:28,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:05:28,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/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 04:05:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:05:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 04:05:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 04:05:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 04:05:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 04:05:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 04:05:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 04:05:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 04:05:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 04:05:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 04:05:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 04:05:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 04:05:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 04:05:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 04:05:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 04:05:28,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 04:05:28,424 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 04:05:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 04:05:28,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:05:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:05:29,069 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:05:29,069 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-11-23 04:05:29,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:29 BoogieIcfgContainer [2018-11-23 04:05:29,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:05:29,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:05:29,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:05:29,077 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:05:29,078 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:29" (1/1) ... [2018-11-23 04:05:29,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:05:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-11-23 04:05:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-11-23 04:05:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 04:05:29,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,292 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 04:05:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2018-11-23 04:05:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2018-11-23 04:05:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:05:29,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,393 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 04:05:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2018-11-23 04:05:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2018-11-23 04:05:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 04:05:29,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,510 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 04:05:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2018-11-23 04:05:29,614 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2018-11-23 04:05:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 04:05:29,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,654 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 04:05:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2018-11-23 04:05:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2018-11-23 04:05:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 04:05:29,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,703 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 04:05:29,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:29,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-11-23 04:05:29,719 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-11-23 04:05:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 04:05:29,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:29,813 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 04:05:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 86 states and 124 transitions. [2018-11-23 04:05:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2018-11-23 04:05:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 04:05:30,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 87 states and 125 transitions. [2018-11-23 04:05:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2018-11-23 04:05:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 04:05:30,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:30,312 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 04:05:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:30,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 156 transitions. [2018-11-23 04:05:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2018-11-23 04:05:30,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 04:05:30,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:30,847 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 04:05:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 157 transitions. [2018-11-23 04:05:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 157 transitions. [2018-11-23 04:05:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 04:05:30,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:30,932 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 04:05:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 111 states and 171 transitions. [2018-11-23 04:05:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2018-11-23 04:05:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:05:31,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:31,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:32,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 123 states and 198 transitions. [2018-11-23 04:05:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2018-11-23 04:05:32,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 04:05:32,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:05:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 124 states and 198 transitions. [2018-11-23 04:05:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 198 transitions. [2018-11-23 04:05:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:05:33,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 130 states and 213 transitions. [2018-11-23 04:05:34,475 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 213 transitions. [2018-11-23 04:05:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:05:34,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:34,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:34,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 131 states and 216 transitions. [2018-11-23 04:05:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 216 transitions. [2018-11-23 04:05:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:05:34,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 219 transitions. [2018-11-23 04:05:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2018-11-23 04:05:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:05:34,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 04:05:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 136 states and 231 transitions. [2018-11-23 04:05:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 231 transitions. [2018-11-23 04:05:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:05:35,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:35,575 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 139 states and 237 transitions. [2018-11-23 04:05:35,820 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 237 transitions. [2018-11-23 04:05:35,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:05:35,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 04:05:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 130 states and 217 transitions. [2018-11-23 04:05:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 217 transitions. [2018-11-23 04:05:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 04:05:36,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:36,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 04:05:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 133 states and 223 transitions. [2018-11-23 04:05:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2018-11-23 04:05:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 04:05:36,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:36,374 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 04:05:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 126 states and 208 transitions. [2018-11-23 04:05:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2018-11-23 04:05:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 04:05:36,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:05:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 134 states and 232 transitions. [2018-11-23 04:05:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 232 transitions. [2018-11-23 04:05:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 04:05:37,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 04:05:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 136 states and 231 transitions. [2018-11-23 04:05:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 231 transitions. [2018-11-23 04:05:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 04:05:38,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 04:05:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 138 states and 235 transitions. [2018-11-23 04:05:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 235 transitions. [2018-11-23 04:05:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 04:05:38,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:05:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 145 states and 251 transitions. [2018-11-23 04:05:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 251 transitions. [2018-11-23 04:05:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 04:05:40,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:40,374 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 04:05:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:40,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 145 states and 247 transitions. [2018-11-23 04:05:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions. [2018-11-23 04:05:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 04:05:40,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 04:05:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 153 states and 263 transitions. [2018-11-23 04:05:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 263 transitions. [2018-11-23 04:05:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 04:05:43,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:43,338 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 04:05:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 167 states and 285 transitions. [2018-11-23 04:05:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 285 transitions. [2018-11-23 04:05:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 04:05:44,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 04:05:44,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 168 states and 286 transitions. [2018-11-23 04:05:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 286 transitions. [2018-11-23 04:05:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 04:05:44,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:44,124 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 04:05:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 169 states and 287 transitions. [2018-11-23 04:05:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 287 transitions. [2018-11-23 04:05:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 04:05:44,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 04:05:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 171 states and 288 transitions. [2018-11-23 04:05:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 288 transitions. [2018-11-23 04:05:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 04:05:44,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 04:05:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:44,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 172 states and 289 transitions. [2018-11-23 04:05:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 289 transitions. [2018-11-23 04:05:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 04:05:44,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 04:05:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 172 states and 284 transitions. [2018-11-23 04:05:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2018-11-23 04:05:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 04:05:45,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 04:05:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 162 states and 262 transitions. [2018-11-23 04:05:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 262 transitions. [2018-11-23 04:05:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 04:05:45,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 04:05:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 162 states and 260 transitions. [2018-11-23 04:05:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 260 transitions. [2018-11-23 04:05:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 04:05:46,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 04:05:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 167 states and 270 transitions. [2018-11-23 04:05:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 270 transitions. [2018-11-23 04:05:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 04:05:47,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:47,209 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 04:05:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 164 states and 264 transitions. [2018-11-23 04:05:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 264 transitions. [2018-11-23 04:05:47,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 04:05:47,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 04:05:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 166 states and 267 transitions. [2018-11-23 04:05:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 267 transitions. [2018-11-23 04:05:47,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 04:05:47,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 04:05:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 166 states and 264 transitions. [2018-11-23 04:05:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 264 transitions. [2018-11-23 04:05:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 04:05:49,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:05:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:05:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 04:05:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:05:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 130 states and 189 transitions. [2018-11-23 04:05:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 189 transitions. [2018-11-23 04:05:49,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:05:49,590 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2018-11-23 04:05:49,596 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 04:05:49,939 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 04:05:49,944 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 04:05:49,944 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,944 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,945 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-23 04:05:49,947 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,947 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,947 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 04:05:49,947 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,948 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,948 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 04:05:49,948 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 04:05:49,949 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:05:49,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:05:49 ImpRootNode [2018-11-23 04:05:49,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:05:49,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:05:49,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:05:49,950 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:05:49,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:29" (3/4) ... [2018-11-23 04:05:49,955 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:05:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 04:05:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 04:05:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 04:05:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 04:05:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 04:05:49,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 04:05:49,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 04:05:49,961 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 04:05:49,967 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-11-23 04:05:49,968 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 04:05:49,968 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 04:05:49,968 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 04:05:49,969 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:05:49,969 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:05:49,969 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:05:49,992 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 || waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) || !(0 == pumpRunning)) || systemActive == 0) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-23 04:05:49,993 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-11-23 04:05:50,029 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c87eba87-d2bf-4a5d-824f-1165d3ecb373/bin-2019/ukojak/witness.graphml [2018-11-23 04:05:50,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:05:50,030 INFO L168 Benchmark]: Toolchain (without parser) took 22225.90 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 453.5 MB). Free memory was 957.6 MB in the beginning and 851.8 MB in the end (delta: 105.8 MB). Peak memory consumption was 559.3 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,032 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-23 04:05:50,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -175.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,033 INFO L168 Benchmark]: Boogie Preprocessor took 30.15 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,033 INFO L168 Benchmark]: RCFGBuilder took 709.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,034 INFO L168 Benchmark]: CodeCheck took 20880.12 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 311.4 MB). Free memory was 1.1 GB in the beginning and 851.8 MB in the end (delta: 202.8 MB). Peak memory consumption was 514.3 MB. Max. memory is 11.5 GB. [2018-11-23 04:05:50,034 INFO L168 Benchmark]: Witness Printer took 79.45 ms. Allocated memory is still 1.5 GB. Free memory is still 851.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:05:50,037 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 9 procedures, 83 locations, 1 error locations. SAFE Result, 20.4s OverallTime, 40 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1103608504 SDtfs, 1551698108 SDslu, -133641652 SDs, 0 SdLazy, 965182764 SolverSat, -2030816752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22591 GetRequests, 22028 SyntacticMatches, 200 SemanticMatches, 363 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61569 ImplicationChecksByTransitivity, 17.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 2238 NumberOfCodeBlocks, 2238 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 2199 ConstructedInterpolants, 0 QuantifiedInterpolants, 259299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 28 PerfectInterpolantSequences, 1088/1133 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: 145]: 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: 159]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(0 == pumpRunning) && !(tmp == 0)) - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical || 0 == pumpRunning - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 || waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) || !(0 == pumpRunning)) || systemActive == 0) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical || 0 == pumpRunning) || systemActive == 0) || 3 < splverifierCounter - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 471.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -175.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.15 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 709.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 20880.12 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 311.4 MB). Free memory was 1.1 GB in the beginning and 851.8 MB in the end (delta: 202.8 MB). Peak memory consumption was 514.3 MB. Max. memory is 11.5 GB. * Witness Printer took 79.45 ms. Allocated memory is still 1.5 GB. Free memory is still 851.8 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...