./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2195b79e9318debfd37e6b0067135f78488fab28 .............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:18:30,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:18:30,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:18:30,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:18:30,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:18:30,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:18:30,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:18:30,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:18:30,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:18:30,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:18:30,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:18:30,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:18:30,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:18:30,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:18:30,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:18:30,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:18:30,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:18:30,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:18:30,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:18:30,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:18:30,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:18:30,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:18:30,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:18:30,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:18:30,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:18:30,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:18:31,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:18:31,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:18:31,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:18:31,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:18:31,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:18:31,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:18:31,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:18:31,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:18:31,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:18:31,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:18:31,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:18:31,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:18:31,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:18:31,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:18:31,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:18:31,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:18:31,058 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:18:31,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:18:31,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:18:31,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:18:31,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:18:31,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:18:31,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:18:31,062 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:18:31,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:18:31,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:18:31,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:18:31,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:18:31,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:18:31,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:18:31,064 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:18:31,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:18:31,065 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:18:31,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:18:31,065 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:18:31,065 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:18:31,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:18:31,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:18:31,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:18:31,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:18:31,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:18:31,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:18:31,067 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:18:31,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:18:31,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:18:31,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2195b79e9318debfd37e6b0067135f78488fab28 [2020-12-01 16:18:31,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:18:31,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:18:31,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:18:31,331 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:18:31,332 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:18:31,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c [2020-12-01 16:18:31,421 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/data/bed6dc06b/3f6dbd08bdee4cc4b7ccad972d7fe3f7/FLAGd0ec68a8b [2020-12-01 16:18:31,899 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:18:31,899 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/sv-benchmarks/c/product-lines/minepump_spec1_product34.cil.c [2020-12-01 16:18:31,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/data/bed6dc06b/3f6dbd08bdee4cc4b7ccad972d7fe3f7/FLAGd0ec68a8b [2020-12-01 16:18:32,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/data/bed6dc06b/3f6dbd08bdee4cc4b7ccad972d7fe3f7 [2020-12-01 16:18:32,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:18:32,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:18:32,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:32,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:18:32,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:18:32,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a7501d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32, skipping insertion in model container [2020-12-01 16:18:32,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:18:32,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:18:32,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:32,613 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:18:32,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:32,766 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:18:32,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32 WrapperNode [2020-12-01 16:18:32,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:32,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:32,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:18:32,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:18:32,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:32,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:18:32,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:18:32,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:18:32,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... [2020-12-01 16:18:32,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:18:32,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:18:32,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:18:32,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:18:32,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:18:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:18:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 16:18:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 16:18:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 16:18:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 16:18:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 16:18:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 16:18:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 16:18:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 16:18:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:18:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:18:34,474 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:18:34,475 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-12-01 16:18:34,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:34 BoogieIcfgContainer [2020-12-01 16:18:34,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:18:34,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:18:34,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:18:34,488 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:18:34,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:34" (1/1) ... [2020-12-01 16:18:34,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:18:34,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:34,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-12-01 16:18:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-12-01 16:18:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:18:34,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:34,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-12-01 16:18:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-12-01 16:18:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:18:34,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-12-01 16:18:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-12-01 16:18:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:18:34,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2020-12-01 16:18:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-12-01 16:18:35,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:18:35,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2020-12-01 16:18:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2020-12-01 16:18:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:18:35,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2020-12-01 16:18:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2020-12-01 16:18:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:18:35,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2020-12-01 16:18:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2020-12-01 16:18:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:18:36,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions. [2020-12-01 16:18:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2020-12-01 16:18:36,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:18:36,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:36,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:37,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:37,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2020-12-01 16:18:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2020-12-01 16:18:37,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:18:37,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:37,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 98 states and 164 transitions. [2020-12-01 16:18:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 164 transitions. [2020-12-01 16:18:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:18:37,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:37,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:37,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 98 states and 163 transitions. [2020-12-01 16:18:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 163 transitions. [2020-12-01 16:18:37,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:18:37,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 164 transitions. [2020-12-01 16:18:38,075 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2020-12-01 16:18:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:18:38,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:18:38,153 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:18:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:18:38,215 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:18:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:18:38,432 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:18:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:18:38,592 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:18:39,548 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2020-12-01 16:18:39,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:18:39 ImpRootNode [2020-12-01 16:18:39,637 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:18:39,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:18:39,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:18:39,638 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:18:39,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:34" (3/4) ... [2020-12-01 16:18:39,640 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 16:18:39,727 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_50f302ea-a4c0-41bb-89f8-28e402189ca4/bin/ukojak/witness.graphml [2020-12-01 16:18:39,727 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:18:39,729 INFO L168 Benchmark]: Toolchain (without parser) took 7502.35 ms. Allocated memory was 86.0 MB in the beginning and 140.5 MB in the end (delta: 54.5 MB). Free memory was 54.3 MB in the beginning and 39.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 69.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,729 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 43.4 MB in the beginning and 43.3 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:39,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.68 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 53.4 MB in the end (delta: 616.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.39 ms. Allocated memory is still 86.0 MB. Free memory was 53.4 MB in the beginning and 50.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,731 INFO L168 Benchmark]: Boogie Preprocessor took 44.32 ms. Allocated memory is still 86.0 MB. Free memory was 50.9 MB in the beginning and 49.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,731 INFO L168 Benchmark]: RCFGBuilder took 1578.71 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 48.8 MB in the beginning and 72.4 MB in the end (delta: -23.6 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,732 INFO L168 Benchmark]: CodeCheck took 5158.95 ms. Allocated memory was 115.3 MB in the beginning and 140.5 MB in the end (delta: 25.2 MB). Free memory was 72.4 MB in the beginning and 49.8 MB in the end (delta: 22.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,732 INFO L168 Benchmark]: Witness Printer took 89.90 ms. Allocated memory is still 140.5 MB. Free memory was 49.8 MB in the beginning and 39.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:39,735 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.0s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48348 SDtfs, 16380 SDslu, 27870 SDs, 0 SdLazy, 24264 SolverSat, 8762 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2205 GetRequests, 2131 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1628 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 12263 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int cleanupTimeShifts = 4; [L315] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L526] int waterLevel = 1; [L527] int methaneLevelCritical = 0; [L691] int pumpRunning = 0; [L692] int systemActive = 1; [L123] int retValue_acc ; [L124] int tmp ; [L904] int retValue_acc ; [L907] retValue_acc = 1 [L908] return (retValue_acc); [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L622] int splverifierCounter ; [L623] int tmp ; [L624] int tmp___0 ; [L625] int tmp___1 ; [L626] int tmp___2 ; [L629] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L631] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L633] COND TRUE splverifierCounter < 4 [L639] tmp = __VERIFIER_nondet_int() [L641] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L643] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L544] COND TRUE waterLevel < 2 [L545] waterLevel = waterLevel + 1 [L643] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L649] tmp___0 = __VERIFIER_nondet_int() [L651] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L653] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] COND FALSE !(\read(methaneLevelCritical)) [L559] methaneLevelCritical = 1 [L653] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L659] tmp___2 = __VERIFIER_nondet_int() [L661] COND TRUE \read(tmp___2) [L847] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L676] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L699] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L706] COND TRUE \read(systemActive) [L728] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L731] COND TRUE ! pumpRunning [L825] int retValue_acc ; [L826] int tmp ; [L827] int tmp___0 ; [L606] int retValue_acc ; [L609] COND FALSE !(waterLevel < 2) [L613] retValue_acc = 0 [L614] return (retValue_acc); [L831] tmp = isHighWaterSensorDry() [L833] COND FALSE !(\read(tmp)) [L836] tmp___0 = 1 [L838] retValue_acc = tmp___0 [L839] return (retValue_acc); [L733] tmp = isHighWaterLevel() [L735] COND TRUE \read(tmp) [L756] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L853] int tmp ; [L854] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L858] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L565] int retValue_acc ; [L568] retValue_acc = methaneLevelCritical [L569] return (retValue_acc); [L858] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L858] tmp = isMethaneLevelCritical() [L860] COND TRUE \read(tmp) [L780] int retValue_acc ; [L783] retValue_acc = pumpRunning [L784] return (retValue_acc); [L862] tmp___0 = isPumpRunning() [L864] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec1_product34.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 43.4 MB in the beginning and 43.3 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 541.68 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 53.4 MB in the end (delta: 616.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.39 ms. Allocated memory is still 86.0 MB. Free memory was 53.4 MB in the beginning and 50.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.32 ms. Allocated memory is still 86.0 MB. Free memory was 50.9 MB in the beginning and 49.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1578.71 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 48.8 MB in the beginning and 72.4 MB in the end (delta: -23.6 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * CodeCheck took 5158.95 ms. Allocated memory was 115.3 MB in the beginning and 140.5 MB in the end (delta: 25.2 MB). Free memory was 72.4 MB in the beginning and 49.8 MB in the end (delta: 22.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * Witness Printer took 89.90 ms. Allocated memory is still 140.5 MB. Free memory was 49.8 MB in the beginning and 39.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...