./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/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 a4cdc62a5b5efdfba89a3280823bf73bd08d347a ............................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.25-f470102 [2019-12-02 00:49:49,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:49:49,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:49:49,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:49:49,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:49:49,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:49:49,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:49:49,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:49:49,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:49:49,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:49:49,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:49:49,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:49:49,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:49:49,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:49:49,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:49:49,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:49:49,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:49:49,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:49:49,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:49:49,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:49:49,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:49:49,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:49:49,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:49:49,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:49:49,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:49:49,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:49:49,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:49:49,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:49:49,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:49:49,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:49:49,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:49:49,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:49:49,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:49:49,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:49:49,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:49:49,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:49:49,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:49:49,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:49:49,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:49:49,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:49:49,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:49:49,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:49:49,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:49:49,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:49:49,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:49:49,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:49:49,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:49:49,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:49:49,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:49:49,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:49:49,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:49:49,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:49:49,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:49:49,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:49:49,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:49:49,828 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:49:49,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:49:49,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:49:49,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:49:49,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:49:49,830 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/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/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 -> a4cdc62a5b5efdfba89a3280823bf73bd08d347a [2019-12-02 00:49:49,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:49:49,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:49:49,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:49:49,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:49:49,955 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:49:49,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c [2019-12-02 00:49:49,997 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/data/98b3854ed/c61e6d3b09b94aa088dbefa623309d6e/FLAG39dcd6745 [2019-12-02 00:49:50,348 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:49:50,348 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c [2019-12-02 00:49:50,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/data/98b3854ed/c61e6d3b09b94aa088dbefa623309d6e/FLAG39dcd6745 [2019-12-02 00:49:50,758 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/data/98b3854ed/c61e6d3b09b94aa088dbefa623309d6e [2019-12-02 00:49:50,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:49:50,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:49:50,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:49:50,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:49:50,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:49:50,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:49:50" (1/1) ... [2019-12-02 00:49:50,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739ea90f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:50, skipping insertion in model container [2019-12-02 00:49:50,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:49:50" (1/1) ... [2019-12-02 00:49:50,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:49:50,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:49:51,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:49:51,010 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:49:51,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:49:51,078 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:49:51,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51 WrapperNode [2019-12-02 00:49:51,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:49:51,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:49:51,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:49:51,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:49:51,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:49:51,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:49:51,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:49:51,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:49:51,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:49:51,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:49:51,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:49:51,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:49:51,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:49:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/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 [2019-12-02 00:49:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:49:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 00:49:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 00:49:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 00:49:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 00:49:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-12-02 00:49:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 00:49:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 00:49:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 00:49:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 00:49:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 00:49:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:49:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:49:51,709 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:49:51,709 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-02 00:49:51,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:49:51 BoogieIcfgContainer [2019-12-02 00:49:51,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:49:51,710 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:49:51,710 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:49:51,717 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:49:51,717 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:49:51" (1/1) ... [2019-12-02 00:49:51,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 00:49:51,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2019-12-02 00:49:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2019-12-02 00:49:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:49:51,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:51,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-12-02 00:49:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-12-02 00:49:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 00:49:51,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2019-12-02 00:49:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2019-12-02 00:49:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 00:49:52,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:52,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2019-12-02 00:49:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2019-12-02 00:49:52,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 00:49:52,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:52,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2019-12-02 00:49:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2019-12-02 00:49:52,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 00:49:52,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2019-12-02 00:49:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2019-12-02 00:49:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 00:49:52,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:52,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:49:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2019-12-02 00:49:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2019-12-02 00:49:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 00:49:52,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 93 states and 143 transitions. [2019-12-02 00:49:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2019-12-02 00:49:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 00:49:53,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 96 states and 150 transitions. [2019-12-02 00:49:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2019-12-02 00:49:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 00:49:53,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:53,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 151 transitions. [2019-12-02 00:49:53,276 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2019-12-02 00:49:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 00:49:53,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 111 states and 184 transitions. [2019-12-02 00:49:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 184 transitions. [2019-12-02 00:49:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 00:49:54,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:49:54,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:49:54,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:49:54,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 116 states and 193 transitions. [2019-12-02 00:49:54,882 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 193 transitions. [2019-12-02 00:49:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 00:49:54,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:49:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:49:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:49:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:49:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:49:55,172 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2019-12-02 00:49:55,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:49:55 ImpRootNode [2019-12-02 00:49:55,278 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 00:49:55,279 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 00:49:55,279 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 00:49:55,279 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 00:49:55,280 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:49:51" (3/4) ... [2019-12-02 00:49:55,282 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 00:49:55,366 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a9a2204b-686c-4634-8ce4-e3afee478936/bin/ukojak/witness.graphml [2019-12-02 00:49:55,366 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 00:49:55,368 INFO L168 Benchmark]: Toolchain (without parser) took 4605.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -163.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:49:55,368 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:49:55,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-02 00:49:55,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:49:55,369 INFO L168 Benchmark]: Boogie Preprocessor took 23.36 ms. Allocated memory is still 1.1 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. [2019-12-02 00:49:55,370 INFO L168 Benchmark]: RCFGBuilder took 568.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.6 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-12-02 00:49:55,370 INFO L168 Benchmark]: CodeCheck took 3568.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 995.6 MB in the beginning and 1.1 GB in the end (delta: -134.3 MB). Peak memory consumption was 227.3 MB. Max. memory is 11.5 GB. [2019-12-02 00:49:55,371 INFO L168 Benchmark]: Witness Printer took 87.49 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: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-02 00:49:55,373 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 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 3.4s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 44192 SDtfs, 13112 SDslu, 21716 SDs, 0 SdLazy, 20384 SolverSat, 6124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2414 GetRequests, 2308 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4157 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 300 NumberOfCodeBlocks, 300 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 15671 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 2/2 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: 543]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L406] int cleanupTimeShifts = 4; [L588] int pumpRunning = 0; [L589] int systemActive = 1; [L832] int waterLevel = 1; [L833] int methaneLevelCritical = 0; [L487] int retValue_acc ; [L488] int tmp ; [L574] int retValue_acc ; [L577] retValue_acc = 1 [L578] return (retValue_acc); [L494] tmp = valid_product() [L496] COND TRUE \read(tmp) [L767] int splverifierCounter ; [L768] int tmp ; [L769] int tmp___0 ; [L770] int tmp___1 ; [L771] int tmp___2 ; [L774] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L776] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE splverifierCounter < 4 [L784] tmp = __VERIFIER_nondet_int() [L786] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L788] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L850] COND TRUE waterLevel < 2 [L851] waterLevel = waterLevel + 1 [L788] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L794] tmp___0 = __VERIFIER_nondet_int() [L796] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L862] COND FALSE !(\read(methaneLevelCritical)) [L865] methaneLevelCritical = 1 [L798] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L804] tmp___2 = __VERIFIER_nondet_int() [L806] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L819] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L595] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] COND TRUE \read(systemActive) [L650] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L668] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L627] COND TRUE ! pumpRunning [L747] int retValue_acc ; [L748] int tmp ; [L749] int tmp___0 ; [L912] int retValue_acc ; [L915] COND FALSE !(waterLevel < 2) [L919] retValue_acc = 0 [L920] return (retValue_acc); [L753] tmp = isHighWaterSensorDry() [L755] COND FALSE !(\read(tmp)) [L758] tmp___0 = 1 [L760] retValue_acc = tmp___0 [L761] return (retValue_acc); [L629] tmp = isHighWaterLevel() [L631] COND TRUE \read(tmp) [L678] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L668] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L514] int tmp ; [L515] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L871] int retValue_acc ; [L874] retValue_acc = methaneLevelCritical [L875] return (retValue_acc); [L519] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] tmp = isMethaneLevelCritical() [L521] COND TRUE \read(tmp) [L702] int retValue_acc ; [L705] retValue_acc = pumpRunning [L706] return (retValue_acc); [L523] tmp___0 = isPumpRunning() [L525] 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] [L543] __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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.36 ms. Allocated memory is still 1.1 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 568.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.6 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3568.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 995.6 MB in the beginning and 1.1 GB in the end (delta: -134.3 MB). Peak memory consumption was 227.3 MB. Max. memory is 11.5 GB. * Witness Printer took 87.49 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: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...