./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product50.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_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/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 63231100df91d767f63e82b83b0d6c2eaec3a983 .............................................................................................................................................................................................................................................................................................................................................................................................. 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 10:16:56,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:16:56,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:16:56,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:16:56,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:16:56,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:16:56,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:16:56,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:16:56,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:16:56,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:16:56,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:16:56,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:16:56,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:16:56,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:16:56,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:16:56,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:16:56,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:16:56,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:16:56,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:16:56,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:16:56,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:16:56,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:16:56,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:16:56,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:16:56,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:16:56,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:16:56,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:16:56,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:16:56,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:16:56,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:16:56,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:16:56,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:16:56,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:16:56,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:16:56,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:16:56,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:16:56,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:16:56,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:16:56,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:16:56,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:16:56,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:16:56,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:16:56,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:16:56,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:16:56,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:16:56,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:16:56,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:16:56,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:16:56,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:16:56,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:16:56,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:16:56,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:16:56,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:16:56,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:16:56,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:16:56,257 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:16:56,257 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:16:56,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:16:56,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:16:56,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:16:56,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:16:56,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:16:56,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:16:56,258 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:16:56,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:16:56,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:16:56,258 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_65e67468-42e5-4dbd-a859-2e4bd0e3b801/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 -> 63231100df91d767f63e82b83b0d6c2eaec3a983 [2019-10-22 10:16:56,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:16:56,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:16:56,294 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:16:56,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:16:56,295 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:16:56,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c [2019-10-22 10:16:56,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/data/bfa146cd3/7a09f45a3e644e75952c95f01b2fa445/FLAG20ddc7bab [2019-10-22 10:16:56,782 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:16:56,782 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c [2019-10-22 10:16:56,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/data/bfa146cd3/7a09f45a3e644e75952c95f01b2fa445/FLAG20ddc7bab [2019-10-22 10:16:57,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/data/bfa146cd3/7a09f45a3e644e75952c95f01b2fa445 [2019-10-22 10:16:57,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:16:57,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:16:57,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:57,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:16:57,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:16:57,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83a9239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57, skipping insertion in model container [2019-10-22 10:16:57,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:16:57,191 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:16:57,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:57,569 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:16:57,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:57,693 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:16:57,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57 WrapperNode [2019-10-22 10:16:57,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:57,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:57,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:16:57,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:16:57,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:57,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:16:57,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:16:57,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:16:57,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... [2019-10-22 10:16:57,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:16:57,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:16:57,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:16:57,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:16:57,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/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 10:16:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:16:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:16:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:16:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:16:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:16:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:16:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:16:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:16:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:16:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:16:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:16:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:16:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:16:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:16:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:16:57,901 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:16:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:16:57,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:16:58,731 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:16:58,731 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-10-22 10:16:58,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:58 BoogieIcfgContainer [2019-10-22 10:16:58,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:16:58,733 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:16:58,733 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:16:58,745 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:16:58,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:58" (1/1) ... [2019-10-22 10:16:58,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:16:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2019-10-22 10:16:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2019-10-22 10:16:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:16:58,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:58,996 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 10:16:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2019-10-22 10:16:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2019-10-22 10:16:59,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:16:59,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:59,137 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 10:16:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-10-22 10:16:59,173 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-10-22 10:16:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 10:16:59,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:59,321 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 10:16:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2019-10-22 10:16:59,529 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2019-10-22 10:16:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:16:59,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:59,571 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 10:16:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2019-10-22 10:16:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2019-10-22 10:16:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:16:59,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:59,666 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 10:16:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2019-10-22 10:16:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2019-10-22 10:16:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:59,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:00,006 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 10:17:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 121 transitions. [2019-10-22 10:17:00,020 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2019-10-22 10:17:00,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:17:00,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:00,106 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 10:17:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2019-10-22 10:17:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2019-10-22 10:17:00,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:17:00,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:00,882 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 10:17:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:01,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 104 states and 177 transitions. [2019-10-22 10:17:01,702 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 177 transitions. [2019-10-22 10:17:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:17:01,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:01,757 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 10:17:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 106 states and 179 transitions. [2019-10-22 10:17:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2019-10-22 10:17:01,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 10:17:01,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:01,995 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 10:17:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 108 states and 187 transitions. [2019-10-22 10:17:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2019-10-22 10:17:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:17:02,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:02,327 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 10:17:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 108 states and 184 transitions. [2019-10-22 10:17:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2019-10-22 10:17:02,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:17:02,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:17:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:17:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:17:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:17:03,519 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2019-10-22 10:17:03,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:17:03 ImpRootNode [2019-10-22 10:17:03,624 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:17:03,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:17:03,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:17:03,625 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:17:03,625 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:58" (3/4) ... [2019-10-22 10:17:03,627 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:17:03,810 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65e67468-42e5-4dbd-a859-2e4bd0e3b801/bin/ukojak/witness.graphml [2019-10-22 10:17:03,810 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:17:03,813 INFO L168 Benchmark]: Toolchain (without parser) took 6684.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:03,814 INFO L168 Benchmark]: CDTParser took 0.17 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 10:17:03,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:03,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.48 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 10:17:03,818 INFO L168 Benchmark]: Boogie Preprocessor took 58.18 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 10:17:03,826 INFO L168 Benchmark]: RCFGBuilder took 905.64 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: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:03,827 INFO L168 Benchmark]: CodeCheck took 4890.97 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 49.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -105.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:03,827 INFO L168 Benchmark]: Witness Printer took 186.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:03,829 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, 53 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.7s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 48276 SDtfs, 17072 SDslu, 29736 SDs, 0 SdLazy, 27006 SolverSat, 9410 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2436 GetRequests, 2350 SyntacticMatches, 2 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2259 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 16366 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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: 388]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L76] int waterLevel = 1; [L77] int methaneLevelCritical = 0; [L179] int cleanupTimeShifts = 4; [L395] int pumpRunning = 0; [L396] int systemActive = 1; [L769] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L258] int retValue_acc ; [L259] int tmp ; [L307] int retValue_acc ; [L310] retValue_acc = 1 [L311] return (retValue_acc); [L265] tmp = valid_product() [L267] COND TRUE \read(tmp) [L318] int splverifierCounter ; [L319] int tmp ; [L320] int tmp___0 ; [L321] int tmp___1 ; [L322] int tmp___2 ; [L325] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L327] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L329] COND TRUE splverifierCounter < 4 [L335] tmp = __VERIFIER_nondet_int() [L337] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L339] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L94] COND TRUE waterLevel < 2 [L95] waterLevel = waterLevel + 1 [L339] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L345] tmp___0 = __VERIFIER_nondet_int() [L347] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L349] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L106] COND FALSE !(\read(methaneLevelCritical)) [L109] methaneLevelCritical = 1 [L349] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L355] tmp___2 = __VERIFIER_nondet_int() [L357] COND TRUE \read(tmp___2) [L595] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L372] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L402] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L409] COND TRUE \read(systemActive) [L457] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L460] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L475] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L431] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L434] COND TRUE ! pumpRunning [L554] int retValue_acc ; [L555] int tmp ; [L556] int tmp___0 ; [L156] int retValue_acc ; [L159] COND FALSE !(waterLevel < 2) [L163] retValue_acc = 0 [L164] return (retValue_acc); [L560] tmp = isHighWaterSensorDry() [L562] COND FALSE !(\read(tmp)) [L565] tmp___0 = 1 [L567] retValue_acc = tmp___0 [L568] return (retValue_acc); [L436] tmp = isHighWaterLevel() [L438] COND TRUE \read(tmp) [L485] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L475] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L44] int tmp ; [L45] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L49] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L115] int retValue_acc ; [L118] retValue_acc = methaneLevelCritical [L119] return (retValue_acc); [L49] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L49] tmp = isMethaneLevelCritical() [L51] COND TRUE \read(tmp) [L509] int retValue_acc ; [L512] retValue_acc = pumpRunning [L513] return (retValue_acc); [L53] tmp___0 = isPumpRunning() [L55] 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] [L388] __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 0.17 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 565.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.48 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 58.18 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 905.64 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: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 4890.97 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 49.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -105.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 186.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...