./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 510d78afd0ed540d6db513c55234784145c65178 ..................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:19:17,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:19:17,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:19:17,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:19:17,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:19:17,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:19:17,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:19:17,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:19:17,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:19:17,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:19:17,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:19:17,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:19:17,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:19:17,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:19:17,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:19:17,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:19:17,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:19:17,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:19:17,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:19:17,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:19:17,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:19:17,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:19:17,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:19:17,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:19:17,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:19:17,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:19:17,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:19:17,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:19:17,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:19:17,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:19:17,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:19:17,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:19:17,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:19:17,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:19:17,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:19:17,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:19:17,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:19:17,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:19:17,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:19:17,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:19:17,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:19:17,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:19:17,705 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:19:17,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:19:17,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:19:17,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:19:17,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:19:17,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:19:17,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:19:17,709 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:19:17,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:19:17,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:19:17,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:19:17,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:19:17,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:19:17,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:19:17,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:19:17,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:19:17,712 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:19:17,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:19:17,712 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:19:17,713 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:19:17,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:19:17,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:19:17,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:19:17,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:19:17,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:19:17,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:19:17,714 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:19:17,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:19:17,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:19:17,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510d78afd0ed540d6db513c55234784145c65178 [2020-11-29 19:19:17,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:19:18,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:19:18,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:19:18,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:19:18,045 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:19:18,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2020-11-29 19:19:18,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/data/ca4daab08/575c5d002c4040d1ab5b2a357d63ee47/FLAG8c9d5081b [2020-11-29 19:19:18,660 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:19:18,660 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2020-11-29 19:19:18,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/data/ca4daab08/575c5d002c4040d1ab5b2a357d63ee47/FLAG8c9d5081b [2020-11-29 19:19:18,969 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/data/ca4daab08/575c5d002c4040d1ab5b2a357d63ee47 [2020-11-29 19:19:18,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:19:18,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:19:18,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:19:18,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:19:18,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:19:18,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:19:18" (1/1) ... [2020-11-29 19:19:18,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62640135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:18, skipping insertion in model container [2020-11-29 19:19:18,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:19:18" (1/1) ... [2020-11-29 19:19:18,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:19:19,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:19:19,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:19:19,363 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:19:19,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:19:19,466 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:19:19,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19 WrapperNode [2020-11-29 19:19:19,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:19:19,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:19:19,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:19:19,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:19:19,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:19:19,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:19:19,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:19:19,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:19:19,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... [2020-11-29 19:19:19,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:19:19,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:19:19,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:19:19,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:19:19,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:19:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/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 [2020-11-29 19:19:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:19:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 19:19:19,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 19:19:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 19:19:19,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 19:19:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 19:19:19,648 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 19:19:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 19:19:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 19:19:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 19:19:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 19:19:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:19:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 19:19:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 19:19:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:19:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:19:21,077 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:19:21,077 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-29 19:19:21,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:19:21 BoogieIcfgContainer [2020-11-29 19:19:21,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:19:21,080 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:19:21,081 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:19:21,093 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:19:21,093 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:19:21" (1/1) ... [2020-11-29 19:19:21,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:19:21,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-29 19:19:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-29 19:19:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:19:21,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:21,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:21,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-29 19:19:21,546 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-29 19:19:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:19:21,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:21,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-29 19:19:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-29 19:19:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:19:21,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2020-11-29 19:19:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2020-11-29 19:19:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:19:22,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2020-11-29 19:19:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2020-11-29 19:19:22,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:19:22,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 103 transitions. [2020-11-29 19:19:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2020-11-29 19:19:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:19:22,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:22,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:22,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2020-11-29 19:19:22,886 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2020-11-29 19:19:22,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:19:22,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:22,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2020-11-29 19:19:22,942 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2020-11-29 19:19:22,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:19:22,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:23,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2020-11-29 19:19:23,843 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2020-11-29 19:19:23,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:19:23,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:23,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2020-11-29 19:19:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2020-11-29 19:19:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:19:23,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:23,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:23,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2020-11-29 19:19:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2020-11-29 19:19:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:19:23,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:24,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:19:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:24,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 145 transitions. [2020-11-29 19:19:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 145 transitions. [2020-11-29 19:19:24,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:19:24,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:19:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 154 transitions. [2020-11-29 19:19:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2020-11-29 19:19:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:19:24,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:19:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 155 transitions. [2020-11-29 19:19:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2020-11-29 19:19:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:19:24,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:19:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 105 states and 177 transitions. [2020-11-29 19:19:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 177 transitions. [2020-11-29 19:19:26,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:19:26,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:19:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 108 states and 183 transitions. [2020-11-29 19:19:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 183 transitions. [2020-11-29 19:19:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 19:19:26,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:26,762 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:19:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 117 states and 206 transitions. [2020-11-29 19:19:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 206 transitions. [2020-11-29 19:19:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:19:27,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:19:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 131 states and 242 transitions. [2020-11-29 19:19:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 242 transitions. [2020-11-29 19:19:29,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:19:29,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:29,428 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:19:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 140 states and 265 transitions. [2020-11-29 19:19:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 265 transitions. [2020-11-29 19:19:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:19:30,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:31,021 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 19:19:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:31,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 270 transitions. [2020-11-29 19:19:31,045 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 270 transitions. [2020-11-29 19:19:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:19:31,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-29 19:19:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 144 states and 271 transitions. [2020-11-29 19:19:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 271 transitions. [2020-11-29 19:19:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:19:31,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:19:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:19:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 19:19:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:19:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 53 states and 64 transitions. [2020-11-29 19:19:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2020-11-29 19:19:31,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:19:31,237 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2020-11-29 19:19:31,247 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 19:19:31,517 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-29 19:19:31,524 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,525 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 19:19:31,526 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,526 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,527 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:19:31,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:19:31 ImpRootNode [2020-11-29 19:19:31,527 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:19:31,527 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:19:31,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:19:31,528 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:19:31,528 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:19:21" (3/4) ... [2020-11-29 19:19:31,531 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:19:31,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-29 19:19:31,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 19:19:31,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 19:19:31,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 19:19:31,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-29 19:19:31,537 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 19:19:31,545 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-29 19:19:31,545 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-29 19:19:31,546 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 19:19:31,546 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:19:31,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:19:31,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:19:31,548 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:19:31,572 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) [2020-11-29 19:19:31,627 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4e41d998-d362-4a39-bbcd-9130ae92842f/bin/ukojak/witness.graphml [2020-11-29 19:19:31,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:19:31,629 INFO L168 Benchmark]: Toolchain (without parser) took 12655.31 ms. Allocated memory was 98.6 MB in the beginning and 211.8 MB in the end (delta: 113.2 MB). Free memory was 66.0 MB in the beginning and 103.6 MB in the end (delta: -37.6 MB). Peak memory consumption was 74.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,629 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 50.0 MB in the beginning and 50.0 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:19:31,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.87 ms. Allocated memory is still 98.6 MB. Free memory was 65.8 MB in the beginning and 66.6 MB in the end (delta: -846.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.25 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,631 INFO L168 Benchmark]: Boogie Preprocessor took 38.72 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,631 INFO L168 Benchmark]: RCFGBuilder took 1511.29 ms. Allocated memory is still 98.6 MB. Free memory was 62.4 MB in the beginning and 36.8 MB in the end (delta: 25.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,631 INFO L168 Benchmark]: CodeCheck took 10446.65 ms. Allocated memory was 98.6 MB in the beginning and 211.8 MB in the end (delta: 113.2 MB). Free memory was 36.8 MB in the beginning and 108.8 MB in the end (delta: -72.0 MB). Peak memory consumption was 42.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,632 INFO L168 Benchmark]: Witness Printer took 99.67 ms. Allocated memory is still 211.8 MB. Free memory was 108.8 MB in the beginning and 103.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:19:31,634 INFO L339 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, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.1s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 44669700 SDtfs, 17156300 SDslu, 27365916 SDs, 0 SdLazy, 23905580 SolverSat, 6246244 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7044 GetRequests, 6882 SyntacticMatches, 12 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8416 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 742 NumberOfCodeBlocks, 742 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 721 ConstructedInterpolants, 0 QuantifiedInterpolants, 56553 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 18 PerfectInterpolantSequences, 219/226 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 3]: 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: 535]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(methaneLevelCritical == 0)) || !(0 == systemActive) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 50.0 MB in the beginning and 50.0 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 491.87 ms. Allocated memory is still 98.6 MB. Free memory was 65.8 MB in the beginning and 66.6 MB in the end (delta: -846.4 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.25 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.72 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1511.29 ms. Allocated memory is still 98.6 MB. Free memory was 62.4 MB in the beginning and 36.8 MB in the end (delta: 25.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * CodeCheck took 10446.65 ms. Allocated memory was 98.6 MB in the beginning and 211.8 MB in the end (delta: 113.2 MB). Free memory was 36.8 MB in the beginning and 108.8 MB in the end (delta: -72.0 MB). Peak memory consumption was 42.9 MB. Max. memory is 16.1 GB. * Witness Printer took 99.67 ms. Allocated memory is still 211.8 MB. Free memory was 108.8 MB in the beginning and 103.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...