./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/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 45e9be5ff3d2c5f3e04037cd81f89ba3fcf7e541 ............................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-678e011 [2019-11-20 09:49:49,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:49:49,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:49:49,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:49:49,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:49:49,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:49:49,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:49:49,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:49:49,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:49:49,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:49:49,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:49:49,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:49:49,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:49:49,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:49:49,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:49:49,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:49:49,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:49:49,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:49:49,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:49:49,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:49:49,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:49:49,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:49:50,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:49:50,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:49:50,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:49:50,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:49:50,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:49:50,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:49:50,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:49:50,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:49:50,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:49:50,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:49:50,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:49:50,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:49:50,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:49:50,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:49:50,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:49:50,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:49:50,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:49:50,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:49:50,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:49:50,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 09:49:50,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:49:50,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:49:50,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:49:50,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:49:50,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:49:50,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:49:50,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:49:50,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:49:50,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:49:50,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:49:50,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:49:50,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:49:50,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:49:50,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:49:50,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:49:50,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:49:50,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:49:50,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:49:50,046 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:49:50,046 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:49:50,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:49:50,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:49:50,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:49:50,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:49:50,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:49:50,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:49:50,048 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:49:50,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:49:50,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:49:50,049 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_f75bfdb4-03b9-4155-a15d-3b58758d5257/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 -> 45e9be5ff3d2c5f3e04037cd81f89ba3fcf7e541 [2019-11-20 09:49:50,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:49:50,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:49:50,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:49:50,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:49:50,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:49:50,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c [2019-11-20 09:49:50,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/data/81318bbb5/2a5b5d6d32994ef48151b7b0db0e2505/FLAGc2ce11f35 [2019-11-20 09:49:50,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:49:50,767 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c [2019-11-20 09:49:50,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/data/81318bbb5/2a5b5d6d32994ef48151b7b0db0e2505/FLAGc2ce11f35 [2019-11-20 09:49:51,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/data/81318bbb5/2a5b5d6d32994ef48151b7b0db0e2505 [2019-11-20 09:49:51,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:49:51,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:49:51,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:49:51,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:49:51,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:49:51,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc304e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51, skipping insertion in model container [2019-11-20 09:49:51,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,197 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:49:51,244 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:49:51,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:49:51,744 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:49:51,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:49:51,902 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:49:51,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51 WrapperNode [2019-11-20 09:49:51,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:49:51,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:49:51,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:49:51,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:49:51,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:49:51,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:49:51,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:49:51,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:49:51,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:51,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:52,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:52,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... [2019-11-20 09:49:52,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:49:52,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:49:52,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:49:52,014 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:49:52,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/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 [2019-11-20 09:49:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:49:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 09:49:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 09:49:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 09:49:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 09:49:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 09:49:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 09:49:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 09:49:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 09:49:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 09:49:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 09:49:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:49:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 09:49:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 09:49:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:49:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:49:53,422 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:49:53,422 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 09:49:53,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:53 BoogieIcfgContainer [2019-11-20 09:49:53,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:49:53,424 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 09:49:53,424 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 09:49:53,437 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 09:49:53,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:53" (1/1) ... [2019-11-20 09:49:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2019-11-20 09:49:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2019-11-20 09:49:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 09:49:53,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:53,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2019-11-20 09:49:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2019-11-20 09:49:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 09:49:53,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2019-11-20 09:49:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2019-11-20 09:49:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 09:49:54,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2019-11-20 09:49:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2019-11-20 09:49:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 09:49:54,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2019-11-20 09:49:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-20 09:49:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:49:54,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2019-11-20 09:49:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2019-11-20 09:49:55,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 09:49:55,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2019-11-20 09:49:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2019-11-20 09:49:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:49:55,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions. [2019-11-20 09:49:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2019-11-20 09:49:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:49:55,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2019-11-20 09:49:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2019-11-20 09:49:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:49:57,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:57,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2019-11-20 09:49:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2019-11-20 09:49:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 09:49:57,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2019-11-20 09:49:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2019-11-20 09:49:57,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 09:49:57,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2019-11-20 09:49:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2019-11-20 09:49:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 09:49:58,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:49:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 162 transitions. [2019-11-20 09:49:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2019-11-20 09:49:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 09:49:58,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:49:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:58,969 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2019-11-20 09:49:59,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 09:49:59 ImpRootNode [2019-11-20 09:49:59,155 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 09:49:59,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:49:59,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:49:59,156 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:49:59,157 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:53" (3/4) ... [2019-11-20 09:49:59,160 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 09:49:59,365 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f75bfdb4-03b9-4155-a15d-3b58758d5257/bin/ukojak/witness.graphml [2019-11-20 09:49:59,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:49:59,367 INFO L168 Benchmark]: Toolchain (without parser) took 8187.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -96.0 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:59,368 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:49:59,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:59,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.23 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. [2019-11-20 09:49:59,369 INFO L168 Benchmark]: Boogie Preprocessor took 42.00 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. [2019-11-20 09:49:59,370 INFO L168 Benchmark]: RCFGBuilder took 1409.50 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:59,371 INFO L168 Benchmark]: CodeCheck took 5731.58 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 45.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.5 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:59,371 INFO L168 Benchmark]: Witness Printer took 209.18 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: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:59,374 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: 5.5s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 98620 SDtfs, 36330 SDslu, 63012 SDs, 0 SdLazy, 53106 SolverSat, 19352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2469 GetRequests, 2391 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1848 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 13732 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 514]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L313] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L524] int waterLevel = 1; [L525] int methaneLevelCritical = 0; [L689] int pumpRunning = 0; [L690] int systemActive = 1; [L121] int retValue_acc ; [L122] int tmp ; [L902] int retValue_acc ; [L905] retValue_acc = 1 [L906] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L620] int splverifierCounter ; [L621] int tmp ; [L622] int tmp___0 ; [L623] int tmp___1 ; [L624] int tmp___2 ; [L627] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L629] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L631] COND TRUE splverifierCounter < 4 [L637] tmp = __VERIFIER_nondet_int() [L639] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L641] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L542] COND TRUE waterLevel < 2 [L543] waterLevel = waterLevel + 1 [L641] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L647] tmp___0 = __VERIFIER_nondet_int() [L649] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L651] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L554] COND FALSE !(\read(methaneLevelCritical)) [L557] methaneLevelCritical = 1 [L651] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L657] tmp___2 = __VERIFIER_nondet_int() [L659] COND FALSE !(\read(tmp___2)) [L665] tmp___1 = __VERIFIER_nondet_int() [L667] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L674] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L704] COND TRUE \read(systemActive) [L726] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L729] COND TRUE ! pumpRunning [L823] int retValue_acc ; [L824] int tmp ; [L825] int tmp___0 ; [L604] int retValue_acc ; [L607] COND FALSE !(waterLevel < 2) [L611] retValue_acc = 0 [L612] return (retValue_acc); [L829] tmp = isHighWaterSensorDry() [L831] COND FALSE !(\read(tmp)) [L834] tmp___0 = 1 [L836] retValue_acc = tmp___0 [L837] return (retValue_acc); [L731] tmp = isHighWaterLevel() [L733] COND TRUE \read(tmp) [L754] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L851] int tmp ; [L852] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L856] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] int retValue_acc ; [L566] retValue_acc = methaneLevelCritical [L567] return (retValue_acc); [L856] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L856] tmp = isMethaneLevelCritical() [L858] COND TRUE \read(tmp) [L778] int retValue_acc ; [L781] retValue_acc = pumpRunning [L782] return (retValue_acc); [L860] tmp___0 = isPumpRunning() [L862] 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] [L514] __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 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 722.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.23 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 42.00 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 1409.50 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 5731.58 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 45.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.5 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Witness Printer took 209.18 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: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...