./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product36.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_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/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 0d9fe46be856096e0c78b096b76405a575c1ad90 ...................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:21,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:21,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:21,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:21,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:21,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:21,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:21,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:21,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:21,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:21,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:21,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:21,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:21,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:21,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:21,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:21,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:21,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:21,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:21,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:21,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:21,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:21,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:21,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:21,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:21,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:21,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:21,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:21,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:21,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:21,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:21,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:21,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:21,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:21,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:21,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:21,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:21,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:21,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:21,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:21,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:21,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:21,692 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:21,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:21,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:21,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:21,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:21,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:21,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:21,696 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:21,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:21,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:21,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:21,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:21,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:21,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:21,699 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:21,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:21,699 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:21,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:21,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:21,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:21,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:21,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:21,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:21,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:21,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:21,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:21,701 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:21,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:21,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:21,703 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_864ce339-486d-4c70-b493-7db0004a720b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d9fe46be856096e0c78b096b76405a575c1ad90 [2020-11-28 04:42:22,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:22,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:22,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:22,039 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:22,047 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:22,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2020-11-28 04:42:22,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/data/4da17bcaf/3e3e04fceaf9476dbde5812dfe5805ef/FLAG74bf5554c [2020-11-28 04:42:22,614 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:22,615 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2020-11-28 04:42:22,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/data/4da17bcaf/3e3e04fceaf9476dbde5812dfe5805ef/FLAG74bf5554c [2020-11-28 04:42:22,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/data/4da17bcaf/3e3e04fceaf9476dbde5812dfe5805ef [2020-11-28 04:42:22,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:22,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:22,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:22,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:22,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:22,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:22,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63676ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22, skipping insertion in model container [2020-11-28 04:42:22,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:22,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:23,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:23,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:23,385 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:23,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:23,547 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:23,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23 WrapperNode [2020-11-28 04:42:23,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:23,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:23,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:23,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:23,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:23,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:23,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:23,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:23,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:23,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:23,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/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 [2020-11-28 04:42:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:42:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:42:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:42:23,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:42:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:42:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:42:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:42:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:42:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:42:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:42:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:42:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:42:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:25,339 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:25,339 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-11-28 04:42:25,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:25 BoogieIcfgContainer [2020-11-28 04:42:25,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:25,342 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:25,342 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:25,354 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:25,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:25" (1/1) ... [2020-11-28 04:42:25,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:42:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-28 04:42:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-28 04:42:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:42:25,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-28 04:42:25,759 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-28 04:42:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:25,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-28 04:42:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-28 04:42:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:42:25,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2020-11-28 04:42:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-11-28 04:42:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:42:26,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:26,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2020-11-28 04:42:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2020-11-28 04:42:26,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:42:26,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:26,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2020-11-28 04:42:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2020-11-28 04:42:27,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:42:27,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:27,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2020-11-28 04:42:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2020-11-28 04:42:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:42:27,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:27,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 140 transitions. [2020-11-28 04:42:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2020-11-28 04:42:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:42:28,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 168 transitions. [2020-11-28 04:42:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 168 transitions. [2020-11-28 04:42:30,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:42:30,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 171 transitions. [2020-11-28 04:42:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 171 transitions. [2020-11-28 04:42:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:42:31,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 109 states and 187 transitions. [2020-11-28 04:42:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 187 transitions. [2020-11-28 04:42:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:42:31,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:32,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 109 states and 186 transitions. [2020-11-28 04:42:32,050 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2020-11-28 04:42:32,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:42:32,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 111 states and 192 transitions. [2020-11-28 04:42:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2020-11-28 04:42:32,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:42:32,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:32,558 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:32,643 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:32,964 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:33,068 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:33,178 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2020-11-28 04:42:33,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:42:33 ImpRootNode [2020-11-28 04:42:33,394 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:42:33,394 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:42:33,394 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:42:33,395 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:42:33,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:25" (3/4) ... [2020-11-28 04:42:33,399 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:42:33,554 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_864ce339-486d-4c70-b493-7db0004a720b/bin/ukojak/witness.graphml [2020-11-28 04:42:33,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:42:33,556 INFO L168 Benchmark]: Toolchain (without parser) took 10589.30 ms. Allocated memory was 96.5 MB in the beginning and 172.0 MB in the end (delta: 75.5 MB). Free memory was 60.7 MB in the beginning and 135.1 MB in the end (delta: -74.4 MB). Peak memory consumption was 84.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,557 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 69.1 MB in the beginning and 69.1 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:33,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.48 ms. Allocated memory is still 96.5 MB. Free memory was 60.6 MB in the beginning and 62.9 MB in the end (delta: -2.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 96.5 MB. Free memory was 62.9 MB in the beginning and 60.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,559 INFO L168 Benchmark]: Boogie Preprocessor took 61.37 ms. Allocated memory is still 96.5 MB. Free memory was 60.4 MB in the beginning and 58.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,565 INFO L168 Benchmark]: RCFGBuilder took 1646.43 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 58.7 MB in the beginning and 44.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,565 INFO L168 Benchmark]: CodeCheck took 8051.52 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 44.4 MB in the beginning and 55.9 MB in the end (delta: -11.4 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,566 INFO L168 Benchmark]: Witness Printer took 159.91 ms. Allocated memory is still 172.0 MB. Free memory was 55.9 MB in the beginning and 135.1 MB in the end (delta: -79.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:33,568 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: UNSAFE, OverallTime: 7.7s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 98504 SDtfs, 35576 SDslu, 58952 SDs, 0 SdLazy, 56116 SolverSat, 19692 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2527 GetRequests, 2392 SyntacticMatches, 3 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6968 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 297 NumberOfCodeBlocks, 297 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 14363 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L62] int pumpRunning = 0; [L63] int systemActive = 1; [L241] int waterLevel = 1; [L242] int methaneLevelCritical = 0; [L612] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L835] int cleanupTimeShifts = 4; [L908] int retValue_acc ; [L909] int tmp ; [L434] int retValue_acc ; [L437] retValue_acc = 1 [L438] return (retValue_acc); [L915] tmp = valid_product() [L917] COND TRUE \read(tmp) [L337] int splverifierCounter ; [L338] int tmp ; [L339] int tmp___0 ; [L340] int tmp___1 ; [L341] int tmp___2 ; [L344] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L346] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L348] COND TRUE splverifierCounter < 4 [L354] tmp = __VERIFIER_nondet_int() [L356] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L358] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L259] COND TRUE waterLevel < 2 [L260] waterLevel = waterLevel + 1 [L358] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L364] tmp___0 = __VERIFIER_nondet_int() [L366] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L368] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L271] COND FALSE !(\read(methaneLevelCritical)) [L274] methaneLevelCritical = 1 [L368] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L374] tmp___2 = __VERIFIER_nondet_int() [L376] COND FALSE !(\read(tmp___2)) [L382] tmp___1 = __VERIFIER_nondet_int() [L384] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L393] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L70] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L77] COND TRUE \read(systemActive) [L99] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L102] COND TRUE ! pumpRunning [L196] int retValue_acc ; [L197] int tmp ; [L198] int tmp___0 ; [L321] int retValue_acc ; [L324] COND FALSE !(waterLevel < 2) [L328] retValue_acc = 0 [L329] return (retValue_acc); [L202] tmp = isHighWaterSensorDry() [L204] COND FALSE !(\read(tmp)) [L207] tmp___0 = 1 [L209] retValue_acc = tmp___0 [L210] return (retValue_acc); [L104] tmp = isHighWaterLevel() [L106] COND TRUE \read(tmp) [L127] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L810] int tmp ; [L811] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L815] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L280] int retValue_acc ; [L283] retValue_acc = methaneLevelCritical [L284] return (retValue_acc); [L815] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L815] tmp = isMethaneLevelCritical() [L817] COND TRUE \read(tmp) [L151] int retValue_acc ; [L154] retValue_acc = pumpRunning [L155] return (retValue_acc); [L819] tmp___0 = isPumpRunning() [L821] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec1_product36.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 69.1 MB in the beginning and 69.1 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 580.48 ms. Allocated memory is still 96.5 MB. Free memory was 60.6 MB in the beginning and 62.9 MB in the end (delta: -2.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 96.5 MB. Free memory was 62.9 MB in the beginning and 60.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.37 ms. Allocated memory is still 96.5 MB. Free memory was 60.4 MB in the beginning and 58.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1646.43 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 58.7 MB in the beginning and 44.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * CodeCheck took 8051.52 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 44.4 MB in the beginning and 55.9 MB in the end (delta: -11.4 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. * Witness Printer took 159.91 ms. Allocated memory is still 172.0 MB. Free memory was 55.9 MB in the beginning and 135.1 MB in the end (delta: -79.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...