./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9eb4b34c09edb6dce3c64c5d30aa92b31214d915 ......................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-cad4683 [2019-10-22 10:12:26,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:26,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:26,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:26,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:26,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:26,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:26,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:26,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:26,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:26,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:26,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:26,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:26,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:26,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:26,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:26,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:26,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:26,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:26,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:26,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:26,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:26,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:26,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:26,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:26,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:26,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:26,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:26,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:26,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:26,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:26,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:26,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:26,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:26,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:26,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:26,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:26,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:26,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:26,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:26,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:26,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:12:26,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:26,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:26,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:26,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:26,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:26,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:26,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:26,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:26,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:26,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:26,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:26,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:26,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:26,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:26,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:26,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:26,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:26,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:26,720 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:26,720 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:26,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:26,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:26,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:26,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:26,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb4b34c09edb6dce3c64c5d30aa92b31214d915 [2019-10-22 10:12:26,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:26,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:26,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:26,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:26,774 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:26,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2019-10-22 10:12:26,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/data/a2d2d1519/f45d41ba3848472d924d5267d651d6f2/FLAG1d08a0087 [2019-10-22 10:12:27,245 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:27,248 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2019-10-22 10:12:27,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/data/a2d2d1519/f45d41ba3848472d924d5267d651d6f2/FLAG1d08a0087 [2019-10-22 10:12:27,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/data/a2d2d1519/f45d41ba3848472d924d5267d651d6f2 [2019-10-22 10:12:27,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:27,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:27,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:27,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:27,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:27,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:27" (1/1) ... [2019-10-22 10:12:27,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f773146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:27, skipping insertion in model container [2019-10-22 10:12:27,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:27" (1/1) ... [2019-10-22 10:12:27,599 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:27,648 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:28,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:28,040 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:28,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:28,151 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:28,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28 WrapperNode [2019-10-22 10:12:28,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:28,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:28,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:28,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:28,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:28,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:28,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:28,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:28,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... [2019-10-22 10:12:28,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:28,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:28,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:28,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:28,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/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 [2019-10-22 10:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:12:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:12:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:12:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:12:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:12:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:12:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:12:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:12:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:12:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:12:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:29,052 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:29,052 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 10:12:29,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:29 BoogieIcfgContainer [2019-10-22 10:12:29,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:29,054 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:29,054 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:29,065 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:29,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:29" (1/1) ... [2019-10-22 10:12:29,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:12:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:29,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2019-10-22 10:12:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2019-10-22 10:12:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:12:29,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:29,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2019-10-22 10:12:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2019-10-22 10:12:29,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:12:29,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:29,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:29,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2019-10-22 10:12:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2019-10-22 10:12:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 10:12:29,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:29,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:29,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2019-10-22 10:12:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2019-10-22 10:12:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:12:29,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:31,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 115 transitions. [2019-10-22 10:12:31,025 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2019-10-22 10:12:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:31,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 124 transitions. [2019-10-22 10:12:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2019-10-22 10:12:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:12:31,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 92 states and 151 transitions. [2019-10-22 10:12:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 151 transitions. [2019-10-22 10:12:32,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:12:32,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:32,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 92 states and 150 transitions. [2019-10-22 10:12:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2019-10-22 10:12:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:12:32,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 96 states and 163 transitions. [2019-10-22 10:12:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2019-10-22 10:12:32,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:12:32,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 100 states and 176 transitions. [2019-10-22 10:12:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 176 transitions. [2019-10-22 10:12:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:12:33,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 103 states and 179 transitions. [2019-10-22 10:12:33,456 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 179 transitions. [2019-10-22 10:12:33,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:33,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 186 transitions. [2019-10-22 10:12:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 186 transitions. [2019-10-22 10:12:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:12:33,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 107 states and 190 transitions. [2019-10-22 10:12:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2019-10-22 10:12:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:12:33,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:34,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 108 states and 193 transitions. [2019-10-22 10:12:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 193 transitions. [2019-10-22 10:12:34,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:34,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:34,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 111 states and 202 transitions. [2019-10-22 10:12:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 202 transitions. [2019-10-22 10:12:34,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:12:34,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,352 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2019-10-22 10:12:35,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:12:35 ImpRootNode [2019-10-22 10:12:35,457 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:12:35,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:12:35,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:12:35,462 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:12:35,462 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:29" (3/4) ... [2019-10-22 10:12:35,465 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:12:35,573 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_79509d4d-36b0-466d-bba4-b9e07c22a1e4/bin/ukojak/witness.graphml [2019-10-22 10:12:35,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:12:35,575 INFO L168 Benchmark]: Toolchain (without parser) took 7993.46 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.6 MB). Free memory was 940.5 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,575 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:35,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:35,576 INFO L168 Benchmark]: Boogie Preprocessor took 26.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,577 INFO L168 Benchmark]: RCFGBuilder took 826.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,577 INFO L168 Benchmark]: CodeCheck took 6407.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -149.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:35,577 INFO L168 Benchmark]: Witness Printer took 111.69 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,581 INFO L335 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. Result: UNSAFE, OverallTime: 6.2s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 395904 SDtfs, 158134 SDslu, 292794 SDs, 0 SdLazy, 363134 SolverSat, 124294 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3195 GetRequests, 3052 SyntacticMatches, 21 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5782 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 19106 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L60] int pumpRunning = 0; [L61] int systemActive = 1; [L239] int waterLevel = 1; [L240] int methaneLevelCritical = 0; [L610] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L833] int cleanupTimeShifts = 4; [L906] int retValue_acc ; [L907] int tmp ; [L432] int retValue_acc ; [L435] retValue_acc = 1 [L436] return (retValue_acc); [L913] tmp = valid_product() [L915] COND TRUE \read(tmp) [L335] int splverifierCounter ; [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; [L339] int tmp___2 ; [L342] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L344] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L346] COND TRUE splverifierCounter < 4 [L352] tmp = __VERIFIER_nondet_int() [L354] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L356] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L257] COND TRUE waterLevel < 2 [L258] waterLevel = waterLevel + 1 [L356] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L366] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L269] COND FALSE !(\read(methaneLevelCritical)) [L272] methaneLevelCritical = 1 [L366] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___2) [L231] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L391] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L68] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L75] COND TRUE \read(systemActive) [L97] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L100] COND TRUE ! pumpRunning [L194] int retValue_acc ; [L195] int tmp ; [L196] int tmp___0 ; [L319] int retValue_acc ; [L322] COND FALSE !(waterLevel < 2) [L326] retValue_acc = 0 [L327] return (retValue_acc); [L200] tmp = isHighWaterSensorDry() [L202] COND FALSE !(\read(tmp)) [L205] tmp___0 = 1 [L207] retValue_acc = tmp___0 [L208] return (retValue_acc); [L102] tmp = isHighWaterLevel() [L104] COND TRUE \read(tmp) [L125] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L808] int tmp ; [L809] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L813] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L278] int retValue_acc ; [L281] retValue_acc = methaneLevelCritical [L282] return (retValue_acc); [L813] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L813] tmp = isMethaneLevelCritical() [L815] COND TRUE \read(tmp) [L149] int retValue_acc ; [L152] retValue_acc = pumpRunning [L153] return (retValue_acc); [L817] tmp___0 = isPumpRunning() [L819] 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] [L44] __VERIFIER_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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 569.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 826.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 6407.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -149.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 111.69 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...