./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/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 fad1f46ef1d66409ef51b118a06472b77e31d844250c32d0f4ef55111b850abc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:25:29,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:25:29,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:25:29,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:25:29,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:25:29,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:25:29,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:25:29,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:25:29,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:25:29,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:25:29,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:25:29,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:25:29,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:25:29,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:25:29,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:25:29,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:25:29,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:25:29,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:25:29,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:25:29,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:25:29,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:25:29,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:25:29,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:25:29,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:25:29,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:25:29,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:25:29,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:25:29,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:25:29,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:25:29,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:25:29,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:25:29,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:25:29,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:25:29,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:25:29,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:25:29,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:25:29,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:25:29,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:25:29,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:25:29,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:25:29,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:25:29,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:25:29,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:25:29,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:25:29,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:25:29,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:25:29,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:25:29,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:25:29,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:25:29,731 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:25:29,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:25:29,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:25:29,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:25:29,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:25:29,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:25:29,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:25:29,739 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:25:29,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:25:29,739 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:25:29,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:25:29,740 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:25:29,740 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:25:29,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:25:29,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:29,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:25:29,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:25:29,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:25:29,741 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:25:29,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:25:29,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:25:29,741 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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fad1f46ef1d66409ef51b118a06472b77e31d844250c32d0f4ef55111b850abc [2021-11-23 01:25:30,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:25:30,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:25:30,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:25:30,052 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:25:30,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:25:30,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2021-11-23 01:25:30,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/data/8cd9530fa/fa8513dbb0df4b689052ca71394e6c9a/FLAGed563eb16 [2021-11-23 01:25:30,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:25:30,675 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2021-11-23 01:25:30,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/data/8cd9530fa/fa8513dbb0df4b689052ca71394e6c9a/FLAGed563eb16 [2021-11-23 01:25:30,979 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/data/8cd9530fa/fa8513dbb0df4b689052ca71394e6c9a [2021-11-23 01:25:30,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:25:30,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:25:30,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:30,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:25:30,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:25:30,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:30" (1/1) ... [2021-11-23 01:25:30,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbc5c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:30, skipping insertion in model container [2021-11-23 01:25:30,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:30" (1/1) ... [2021-11-23 01:25:30,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:25:31,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:25:31,284 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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c[8048,8061] [2021-11-23 01:25:31,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:31,351 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:25:31,413 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_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c[8048,8061] [2021-11-23 01:25:31,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:31,484 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:25:31,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31 WrapperNode [2021-11-23 01:25:31,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:31,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:31,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:25:31,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:25:31,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,543 INFO L137 Inliner]: procedures = 55, calls = 155, calls flagged for inlining = 23, calls inlined = 18, statements flattened = 231 [2021-11-23 01:25:31,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:31,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:25:31,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:25:31,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:25:31,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:25:31,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:25:31,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:25:31,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:25:31,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:31" (1/1) ... [2021-11-23 01:25:31,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:31,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:25:31,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:25:31,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:25:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:25:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:25:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:25:31,711 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:25:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:25:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:25:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:25:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:25:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:25:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:25:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:25:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:25:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:25:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:25:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:25:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:25:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:25:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:25:31,816 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:25:31,818 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:25:32,212 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:25:32,323 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:25:32,324 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:25:32,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:32 BoogieIcfgContainer [2021-11-23 01:25:32,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:25:32,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:25:32,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:25:32,347 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:25:32,347 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:32,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:25:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2021-11-23 01:25:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2021-11-23 01:25:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:32,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2021-11-23 01:25:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2021-11-23 01:25:32,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:25:32,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:32,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2021-11-23 01:25:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2021-11-23 01:25:32,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:32,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:32,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2021-11-23 01:25:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2021-11-23 01:25:32,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:25:32,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2021-11-23 01:25:33,118 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-11-23 01:25:33,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:25:33,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2021-11-23 01:25:33,226 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2021-11-23 01:25:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:25:33,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-11-23 01:25:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-11-23 01:25:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:25:33,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2021-11-23 01:25:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2021-11-23 01:25:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:25:33,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:25:33,900 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:25:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:25:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:25:34,033 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:25:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:25:34,088 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2021-11-23 01:25:34,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:25:34 ImpRootNode [2021-11-23 01:25:34,161 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:25:34,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:25:34,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:25:34,162 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:25:34,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:32" (3/4) ... [2021-11-23 01:25:34,166 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 01:25:34,258 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:25:34,266 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:25:34,266 INFO L158 Benchmark]: Toolchain (without parser) took 3283.90ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 59.4MB in the beginning and 65.3MB in the end (delta: -5.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,267 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:34,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.10ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 51.4MB in the end (delta: 7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.81ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 49.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,269 INFO L158 Benchmark]: Boogie Preprocessor took 58.02ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,269 INFO L158 Benchmark]: RCFGBuilder took 722.75ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 47.5MB in the beginning and 75.8MB in the end (delta: -28.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,270 INFO L158 Benchmark]: CodeCheck took 1825.45ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 69.5MB in the end (delta: 6.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,270 INFO L158 Benchmark]: Witness Printer took 103.87ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 65.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,273 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 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 8, 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, 627 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 169 mSDsluCounter, 603 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 273 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 303 IncrementalHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 340 mSDtfsCounter, 303 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1165 GetRequests, 1135 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 321 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 555]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L99] int pumpRunning = 0; [L100] int systemActive = 1; [L366] int waterLevel = 1; [L367] int methaneLevelCritical = 0; [L455] int cleanupTimeShifts = 4; [L763] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L528] int retValue_acc ; [L529] int tmp ; [L533] FCALL select_helpers() [L534] FCALL select_features() [L535] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L535] RET, EXPR valid_product() [L535] tmp = valid_product() [L537] COND TRUE \read(tmp) [L539] FCALL setup() [L540] CALL runTest() [L522] CALL test() [L297] int splverifierCounter ; [L298] int tmp ; [L299] int tmp___0 ; [L300] int tmp___1 ; [L301] int tmp___2 ; [L304] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L306] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L308] COND TRUE splverifierCounter < 4 [L314] tmp = __VERIFIER_nondet_int() [L316] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L318] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L384] COND TRUE waterLevel < 2 [L385] waterLevel = waterLevel + 1 [L318] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L324] tmp___0 = __VERIFIER_nondet_int() [L326] 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] [L334] tmp___2 = __VERIFIER_nondet_int() [L336] COND FALSE !(\read(tmp___2)) [L342] tmp___1 = __VERIFIER_nondet_int() [L344] COND TRUE \read(tmp___1) [L346] CALL stopSystem() [L273] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L280] systemActive = 0 [L346] RET stopSystem() [L353] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L107] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L114] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L122] CALL __utac_acc__Specification3_spec__1() [L561] int tmp ; [L562] int tmp___0 ; [L563] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L567] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L405] int retValue_acc ; [L408] retValue_acc = methaneLevelCritical [L409] return (retValue_acc); [L567] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L567] tmp = isMethaneLevelCritical() [L569] COND FALSE !(\read(tmp)) [L573] CALL, EXPR getWaterLevel() [L437] int retValue_acc ; [L440] retValue_acc = waterLevel [L441] return (retValue_acc); [L573] RET, EXPR getWaterLevel() [L573] tmp___0 = getWaterLevel() [L575] COND TRUE tmp___0 == 2 [L577] CALL, EXPR isPumpRunning() [L206] int retValue_acc ; [L209] retValue_acc = pumpRunning [L210] return (retValue_acc); [L577] RET, EXPR isPumpRunning() [L577] tmp___1 = isPumpRunning() [L579] COND FALSE !(\read(tmp___1)) [L583] CALL __automaton_fail() [L555] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.10ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 51.4MB in the end (delta: 7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.81ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 49.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.02ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.75ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 47.5MB in the beginning and 75.8MB in the end (delta: -28.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * CodeCheck took 1825.45ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 69.5MB in the end (delta: 6.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Witness Printer took 103.87ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 65.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 01:25:34,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7094a3-0615-4e2a-8a93-a6a81d1c7490/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