./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ --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 e8a2709147afbb012c6cccd417fa49b368030a0529ed1a30816506b77e415ad7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:13:42,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:13:42,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:13:42,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:13:42,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:13:42,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:13:42,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:13:42,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:13:42,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:13:42,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:13:42,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:13:42,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:13:42,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:13:42,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:13:42,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:13:42,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:13:42,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:13:42,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:13:42,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:13:42,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:13:42,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:13:42,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:13:42,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:13:42,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:13:42,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:13:42,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:13:42,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:13:42,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:13:42,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:13:42,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:13:42,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:13:42,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:13:42,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:13:42,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:13:42,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:13:42,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:13:42,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:13:42,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:13:42,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:13:42,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:13:42,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:13:42,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:13:42,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:13:42,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:13:42,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:13:42,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:13:42,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:13:42,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:13:42,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:13:42,815 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:13:42,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:13:42,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:13:42,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:13:42,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:13:42,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:13:42,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:13:42,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:13:42,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:13:42,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:13:42,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:13:42,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:13:42,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:13:42,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:13:42,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:42,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:13:42,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:13:42,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:13:42,828 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:13:42,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:13:42,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:13:42,829 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_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8a2709147afbb012c6cccd417fa49b368030a0529ed1a30816506b77e415ad7 [2021-11-22 23:13:43,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:13:43,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:13:43,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:13:43,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:13:43,206 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:13:43,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2021-11-22 23:13:43,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/data/a217b2e1e/9b56576d05da483fa2cafc07048dd08d/FLAGb08b6eb2d [2021-11-22 23:13:43,926 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:13:43,926 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2021-11-22 23:13:43,952 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/data/a217b2e1e/9b56576d05da483fa2cafc07048dd08d/FLAGb08b6eb2d [2021-11-22 23:13:44,187 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/data/a217b2e1e/9b56576d05da483fa2cafc07048dd08d [2021-11-22 23:13:44,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:13:44,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:13:44,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:44,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:13:44,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:13:44,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab28d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44, skipping insertion in model container [2021-11-22 23:13:44,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:13:44,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:13:44,631 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c[17441,17454] [2021-11-22 23:13:44,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:44,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:13:44,801 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c[17441,17454] [2021-11-22 23:13:44,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:44,839 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:13:44,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44 WrapperNode [2021-11-22 23:13:44,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:44,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:44,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:13:44,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:13:44,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,916 INFO L137 Inliner]: procedures = 55, calls = 157, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 237 [2021-11-22 23:13:44,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:44,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:13:44,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:13:44,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:13:44,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:13:44,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:13:44,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:13:44,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:13:44,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:44" (1/1) ... [2021-11-22 23:13:44,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:45,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:13:45,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:13:45,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:13:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:13:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-22 23:13:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-22 23:13:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-22 23:13:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-22 23:13:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-22 23:13:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-22 23:13:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-22 23:13:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-22 23:13:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-22 23:13:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-22 23:13:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-11-22 23:13:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-11-22 23:13:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-11-22 23:13:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-11-22 23:13:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-22 23:13:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-22 23:13:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:13:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-22 23:13:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-22 23:13:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:13:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:13:45,197 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:13:45,199 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:13:45,583 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:13:45,703 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:13:45,703 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:13:45,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:45 BoogieIcfgContainer [2021-11-22 23:13:45,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:13:45,707 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:13:45,707 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:13:45,719 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:13:45,719 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:45" (1/1) ... [2021-11-22 23:13:45,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:13:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2021-11-22 23:13:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2021-11-22 23:13:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:13:45,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:45,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-22 23:13:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-22 23:13:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:13:46,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:46,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 68 states and 87 transitions. [2021-11-22 23:13:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2021-11-22 23:13:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:13:46,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:46,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 117 transitions. [2021-11-22 23:13:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 117 transitions. [2021-11-22 23:13:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:13:46,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:46,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 151 transitions. [2021-11-22 23:13:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 151 transitions. [2021-11-22 23:13:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:13:47,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:47,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 182 transitions. [2021-11-22 23:13:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 182 transitions. [2021-11-22 23:13:48,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:13:48,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:48,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:48,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 188 transitions. [2021-11-22 23:13:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2021-11-22 23:13:48,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:13:48,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:48,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:13:48,997 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:13:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:13:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:13:49,155 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:13:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:13:49,232 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2021-11-22 23:13:49,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:13:49 ImpRootNode [2021-11-22 23:13:49,315 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:13:49,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:13:49,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:13:49,316 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:13:49,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:45" (3/4) ... [2021-11-22 23:13:49,318 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:13:49,434 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:13:49,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:13:49,436 INFO L158 Benchmark]: Toolchain (without parser) took 5243.78ms. Allocated memory was 92.3MB in the beginning and 140.5MB in the end (delta: 48.2MB). Free memory was 56.4MB in the beginning and 97.4MB in the end (delta: -40.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-22 23:13:49,436 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:49,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.18ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 56.2MB in the beginning and 81.6MB in the end (delta: -25.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:13:49,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.18ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 78.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:13:49,437 INFO L158 Benchmark]: Boogie Preprocessor took 37.85ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:49,438 INFO L158 Benchmark]: RCFGBuilder took 750.39ms. Allocated memory is still 115.3MB. Free memory was 77.5MB in the beginning and 56.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-22 23:13:49,439 INFO L158 Benchmark]: CodeCheck took 3608.10ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 56.6MB in the beginning and 101.5MB in the end (delta: -45.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:13:49,439 INFO L158 Benchmark]: Witness Printer took 119.03ms. Allocated memory is still 140.5MB. Free memory was 101.5MB in the beginning and 97.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:13:49,442 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 10 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 531 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 183 mSDsluCounter, 731 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 423 mSDsCounter, 122 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 468 IncrementalHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 122 mSolverCounterUnsat, 328 mSDtfsCounter, 468 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1190 GetRequests, 1110 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 893]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L146] int cleanupTimeShifts = 4; [L417] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L685] int pumpRunning = 0; [L686] int systemActive = 1; [L225] int retValue_acc ; [L226] int tmp ; [L230] FCALL select_helpers() [L231] FCALL select_features() [L232] CALL, EXPR valid_product() [L924] int retValue_acc ; [L927] retValue_acc = 1 [L928] return (retValue_acc); [L232] RET, EXPR valid_product() [L232] tmp = valid_product() [L234] COND TRUE \read(tmp) [L236] FCALL setup() [L237] CALL runTest() [L216] CALL test() [L616] int splverifierCounter ; [L617] int tmp ; [L618] int tmp___0 ; [L619] int tmp___1 ; [L620] int tmp___2 ; [L623] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L625] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L627] COND TRUE splverifierCounter < 4 [L633] tmp = __VERIFIER_nondet_int() [L635] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L637] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L637] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L643] tmp___0 = __VERIFIER_nondet_int() [L645] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L653] tmp___2 = __VERIFIER_nondet_int() [L655] COND FALSE !(\read(tmp___2)) [L661] tmp___1 = __VERIFIER_nondet_int() [L663] COND TRUE \read(tmp___1) VAL [__VERIFIER_nondet_int()=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L670] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L693] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L700] COND TRUE \read(systemActive) [L702] CALL processEnvironment() [L748] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L751] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] CALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L722] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L725] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L740] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] RET processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L702] RET processEnvironment() [L708] CALL __utac_acc__Specification3_spec__1() [L934] int tmp ; [L935] int tmp___0 ; [L936] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L940] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L940] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L940] tmp = isMethaneLevelCritical() [L942] COND FALSE !(\read(tmp)) [L946] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L946] RET, EXPR getWaterLevel() [L946] tmp___0 = getWaterLevel() [L948] COND TRUE tmp___0 == 2 [L950] CALL, EXPR isPumpRunning() [L817] int retValue_acc ; [L820] retValue_acc = pumpRunning [L821] return (retValue_acc); [L950] RET, EXPR isPumpRunning() [L950] tmp___1 = isPumpRunning() [L952] COND FALSE !(\read(tmp___1)) [L956] CALL __automaton_fail() [L893] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.18ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 56.2MB in the beginning and 81.6MB in the end (delta: -25.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.18ms. Allocated memory is still 115.3MB. Free memory was 81.6MB in the beginning and 78.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.85ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 750.39ms. Allocated memory is still 115.3MB. Free memory was 77.5MB in the beginning and 56.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3608.10ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 56.6MB in the beginning and 101.5MB in the end (delta: -45.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 119.03ms. Allocated memory is still 140.5MB. Free memory was 101.5MB in the beginning and 97.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:13:49,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ba01d5-74ff-46fd-ac48-26b4952bec08/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE