./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product33.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_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/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 49ee68200af8723d15a4fe21e3a4e6e289306e92 ............................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:53,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:26:53,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:26:53,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:26:53,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:26:53,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:26:53,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:26:53,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:26:53,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:26:53,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:26:53,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:26:53,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:26:53,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:26:53,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:26:53,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:26:53,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:26:53,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:26:53,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:26:53,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:26:53,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:26:53,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:26:53,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:26:53,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:26:53,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:26:53,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:26:53,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:26:53,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:26:53,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:26:53,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:26:53,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:26:53,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:26:53,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:26:53,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:26:53,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:26:53,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:26:53,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:26:53,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:26:53,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:26:53,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:26:53,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:26:53,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:26:53,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:26:53,991 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:26:53,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:26:53,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:26:53,993 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:26:53,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:26:53,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:26:53,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:26:53,995 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:26:53,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:26:53,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:26:53,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:26:53,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:26:53,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:26:53,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:26:53,997 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:26:53,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:26:53,998 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:26:53,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:26:53,999 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:26:53,999 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:26:54,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:26:54,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:26:54,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:26:54,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:26:54,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:26:54,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:26:54,001 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:26:54,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:26:54,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:26:54,002 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_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49ee68200af8723d15a4fe21e3a4e6e289306e92 [2020-12-01 16:26:54,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:26:54,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:26:54,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:26:54,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:26:54,300 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:26:54,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product33.cil.c [2020-12-01 16:26:54,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/data/a1ee99b24/2548cbc4c04244e3b46c0273d542ecdd/FLAGbae0842b8 [2020-12-01 16:26:55,020 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:26:55,021 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/sv-benchmarks/c/product-lines/minepump_spec1_product33.cil.c [2020-12-01 16:26:55,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/data/a1ee99b24/2548cbc4c04244e3b46c0273d542ecdd/FLAGbae0842b8 [2020-12-01 16:26:55,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/data/a1ee99b24/2548cbc4c04244e3b46c0273d542ecdd [2020-12-01 16:26:55,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:26:55,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:26:55,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:55,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:26:55,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:26:55,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8041144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55, skipping insertion in model container [2020-12-01 16:26:55,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:26:55,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:26:55,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:26:55,685 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:26:55,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:26:55,825 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:26:55,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55 WrapperNode [2020-12-01 16:26:55,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:26:55,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:26:55,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:26:55,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:26:55,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:26:55,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:26:55,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:26:55,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:26:55,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... [2020-12-01 16:26:55,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:26:55,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:26:55,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:26:55,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:26:55,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:26:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/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 16:26:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:26:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 16:26:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 16:26:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 16:26:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 16:26:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 16:26:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 16:26:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 16:26:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 16:26:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 16:26:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 16:26:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 16:26:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 16:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:26:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:26:57,355 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:26:57,355 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-12-01 16:26:57,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:26:57 BoogieIcfgContainer [2020-12-01 16:26:57,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:26:57,358 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:26:57,359 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:26:57,369 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:26:57,369 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:26:57" (1/1) ... [2020-12-01 16:26:57,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:26:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-12-01 16:26:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-12-01 16:26:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:26:57,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:57,704 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 16:26:57,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:57,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-12-01 16:26:57,717 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-12-01 16:26:57,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:26:57,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:57,859 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 16:26:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-12-01 16:26:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-12-01 16:26:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:26:57,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:58,021 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 16:26:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2020-12-01 16:26:58,208 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2020-12-01 16:26:58,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:26:58,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:58,263 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 16:26:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2020-12-01 16:26:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2020-12-01 16:26:58,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:26:58,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:58,365 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 16:26:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2020-12-01 16:26:58,389 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2020-12-01 16:26:58,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:26:58,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:58,563 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 16:26:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 111 transitions. [2020-12-01 16:26:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2020-12-01 16:26:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:26:59,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:59,121 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 16:26:59,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2020-12-01 16:26:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2020-12-01 16:26:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:26:59,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:59,859 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 16:26:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2020-12-01 16:26:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2020-12-01 16:26:59,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:26:59,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:26:59,918 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 16:26:59,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:26:59,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2020-12-01 16:26:59,931 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2020-12-01 16:26:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:26:59,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:26:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:27:00,168 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 16:27:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:27:01,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 101 states and 167 transitions. [2020-12-01 16:27:01,305 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 167 transitions. [2020-12-01 16:27:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:27:01,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:27:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:27:01,337 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 16:27:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:27:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 106 states and 178 transitions. [2020-12-01 16:27:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 178 transitions. [2020-12-01 16:27:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:27:01,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:27:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:27:01,568 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:27:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:27:01,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:27:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:27:01,915 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:27:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:27:02,007 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:27:02,922 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2020-12-01 16:27:03,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:27:03 ImpRootNode [2020-12-01 16:27:03,064 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:27:03,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:27:03,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:27:03,065 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:27:03,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:26:57" (3/4) ... [2020-12-01 16:27:03,068 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 16:27:03,225 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b68d0d43-64e5-488a-ba4d-5a9e39a9df52/bin/ukojak/witness.graphml [2020-12-01 16:27:03,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:27:03,228 INFO L168 Benchmark]: Toolchain (without parser) took 7886.15 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 53.5 MB in the beginning and 101.4 MB in the end (delta: -47.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,229 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 71.3 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:27:03,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.69 ms. Allocated memory is still 86.0 MB. Free memory was 53.3 MB in the beginning and 53.5 MB in the end (delta: -240.1 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.67 ms. Allocated memory is still 86.0 MB. Free memory was 53.5 MB in the beginning and 51.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,231 INFO L168 Benchmark]: Boogie Preprocessor took 35.08 ms. Allocated memory is still 86.0 MB. Free memory was 51.1 MB in the beginning and 49.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,234 INFO L168 Benchmark]: RCFGBuilder took 1436.95 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 68.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,234 INFO L168 Benchmark]: CodeCheck took 5705.90 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 68.9 MB in the beginning and 112.9 MB in the end (delta: -44.0 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,235 INFO L168 Benchmark]: Witness Printer took 161.24 ms. Allocated memory is still 151.0 MB. Free memory was 112.9 MB in the beginning and 101.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:27:03,238 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: 5.5s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 43424 SDtfs, 14370 SDslu, 22482 SDs, 0 SdLazy, 18674 SolverSat, 5286 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2059 GetRequests, 1978 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2185 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 229 ConstructedInterpolants, 0 QuantifiedInterpolants, 11857 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L426] int pumpRunning = 0; [L427] int systemActive = 1; [L685] int cleanupTimeShifts = 4; [L808] int waterLevel = 1; [L809] int methaneLevelCritical = 0; [L758] int retValue_acc ; [L759] int tmp ; [L676] int retValue_acc ; [L679] retValue_acc = 1 [L680] return (retValue_acc); [L765] tmp = valid_product() [L767] COND TRUE \read(tmp) [L583] int splverifierCounter ; [L584] int tmp ; [L585] int tmp___0 ; [L586] int tmp___1 ; [L587] int tmp___2 ; [L590] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L592] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L594] COND TRUE splverifierCounter < 4 [L600] tmp = __VERIFIER_nondet_int() [L602] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L604] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L826] COND TRUE waterLevel < 2 [L827] waterLevel = waterLevel + 1 [L604] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L610] tmp___0 = __VERIFIER_nondet_int() [L612] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L614] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L838] COND FALSE !(\read(methaneLevelCritical)) [L841] methaneLevelCritical = 1 [L614] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L620] tmp___2 = __VERIFIER_nondet_int() [L622] COND FALSE !(\read(tmp___2)) [L626] tmp___1 = __VERIFIER_nondet_int() [L628] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L635] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L434] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L441] COND TRUE \read(systemActive) [L463] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L466] COND TRUE ! pumpRunning [L560] int retValue_acc ; [L561] int tmp ; [L562] int tmp___0 ; [L888] int retValue_acc ; [L891] COND FALSE !(waterLevel < 2) [L895] retValue_acc = 0 [L896] return (retValue_acc); [L566] tmp = isHighWaterSensorDry() [L568] COND FALSE !(\read(tmp)) [L571] tmp___0 = 1 [L573] retValue_acc = tmp___0 [L574] return (retValue_acc); [L468] tmp = isHighWaterLevel() [L470] COND TRUE \read(tmp) [L491] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L782] int tmp ; [L783] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L787] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L847] int retValue_acc ; [L850] retValue_acc = methaneLevelCritical [L851] return (retValue_acc); [L787] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L787] tmp = isMethaneLevelCritical() [L789] COND TRUE \read(tmp) [L515] int retValue_acc ; [L518] retValue_acc = pumpRunning [L519] return (retValue_acc); [L791] tmp___0 = isPumpRunning() [L793] 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_product33.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 0.21 ms. Allocated memory is still 71.3 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 483.69 ms. Allocated memory is still 86.0 MB. Free memory was 53.3 MB in the beginning and 53.5 MB in the end (delta: -240.1 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.67 ms. Allocated memory is still 86.0 MB. Free memory was 53.5 MB in the beginning and 51.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.08 ms. Allocated memory is still 86.0 MB. Free memory was 51.1 MB in the beginning and 49.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1436.95 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 68.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. * CodeCheck took 5705.90 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 68.9 MB in the beginning and 112.9 MB in the end (delta: -44.0 MB). Peak memory consumption was 56.3 MB. Max. memory is 16.1 GB. * Witness Printer took 161.24 ms. Allocated memory is still 151.0 MB. Free memory was 112.9 MB in the beginning and 101.4 MB in the end (delta: 11.5 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...