./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 861f07fa59cb0cfcece09c1a4e6ddfbbabbcb5606dbdc5d8efc7c0dfaa196551 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:11:45,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:11:45,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:11:45,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:11:45,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:11:45,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:11:45,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:11:45,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:11:45,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:11:45,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:11:45,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:11:45,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:11:45,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:11:45,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:11:45,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:11:45,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:11:45,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:11:45,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:11:45,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:11:45,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:11:45,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:11:45,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:11:45,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:11:45,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:11:45,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:11:45,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:11:45,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:11:45,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:11:45,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:11:45,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:11:45,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:11:45,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:11:45,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:11:45,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:11:45,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:11:45,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:11:45,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:11:45,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:11:45,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:11:45,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:11:45,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:11:45,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:11:45,730 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:11:45,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:11:45,731 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:11:45,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:11:45,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:11:45,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:11:45,733 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:11:45,734 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:11:45,734 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:11:45,734 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:11:45,735 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:11:45,736 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:11:45,736 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:11:45,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:11:45,736 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:11:45,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:11:45,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:11:45,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:11:45,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:11:45,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:11:45,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:11:45,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:11:45,738 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:11:45,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:11:45,740 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:11:45,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:11:45,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:11:45,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:11:45,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:11:45,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:11:45,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:11:45,743 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:11:45,743 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 861f07fa59cb0cfcece09c1a4e6ddfbbabbcb5606dbdc5d8efc7c0dfaa196551 [2022-10-17 10:11:46,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:11:46,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:11:46,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:11:46,108 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:11:46,109 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:11:46,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c [2022-10-17 10:11:46,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/data/08e51cde7/f09e945c79114657b4e9b3f4c3be0f7c/FLAGe2970d41f [2022-10-17 10:11:46,759 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:11:46,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c [2022-10-17 10:11:46,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/data/08e51cde7/f09e945c79114657b4e9b3f4c3be0f7c/FLAGe2970d41f [2022-10-17 10:11:47,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/data/08e51cde7/f09e945c79114657b4e9b3f4c3be0f7c [2022-10-17 10:11:47,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:11:47,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:11:47,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:47,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:11:47,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:11:47,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1178768b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47, skipping insertion in model container [2022-10-17 10:11:47,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:11:47,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:11:47,488 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_2d9f2fb5-b617-421a-a251-4921b953a209/sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c[14834,14847] [2022-10-17 10:11:47,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:47,514 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:11:47,607 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_2d9f2fb5-b617-421a-a251-4921b953a209/sv-benchmarks/c/product-lines/minepump_spec4_product19.cil.c[14834,14847] [2022-10-17 10:11:47,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:47,640 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:11:47,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47 WrapperNode [2022-10-17 10:11:47,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:47,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:47,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:11:47,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:11:47,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,749 INFO L138 Inliner]: procedures = 53, calls = 151, calls flagged for inlining = 48, calls inlined = 49, statements flattened = 384 [2022-10-17 10:11:47,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:47,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:11:47,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:11:47,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:11:47,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,819 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:11:47,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:11:47,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:11:47,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:11:47,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (1/1) ... [2022-10-17 10:11:47,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:11:47,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:11:47,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:11:47,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:11:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:11:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:11:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:11:47,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:11:48,016 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:11:48,018 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:11:48,465 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:11:48,473 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:11:48,484 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:11:48,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:48 BoogieIcfgContainer [2022-10-17 10:11:48,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:11:48,488 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:11:48,489 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:11:48,506 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:11:48,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:11:48,507 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:11:47" (1/3) ... [2022-10-17 10:11:48,508 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21f9b430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:11:48, skipping insertion in model container [2022-10-17 10:11:48,508 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:11:48,508 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:47" (2/3) ... [2022-10-17 10:11:48,509 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21f9b430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:11:48, skipping insertion in model container [2022-10-17 10:11:48,509 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:11:48,509 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:48" (3/3) ... [2022-10-17 10:11:48,511 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product19.cil.c [2022-10-17 10:11:48,594 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:11:48,595 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:11:48,595 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:11:48,595 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:11:48,595 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:11:48,595 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:11:48,595 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:11:48,596 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:11:48,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 106 states, 105 states have (on average 1.361904761904762) internal successors, (143), 105 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:11:48,628 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 68 [2022-10-17 10:11:48,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:11:48,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:11:48,635 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:48,635 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:48,636 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:11:48,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 106 states, 105 states have (on average 1.361904761904762) internal successors, (143), 105 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:11:48,645 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 68 [2022-10-17 10:11:48,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:11:48,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:11:48,646 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:48,647 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:48,653 INFO L748 eck$LassoCheckResult]: Stem: 96#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(13, 16);call #Ultimate.allocInit(7, 17);call write~init~int(44, 17, 0, 1);call write~init~int(77, 17, 1, 1);call write~init~int(101, 17, 2, 1);call write~init~int(116, 17, 3, 1);call write~init~int(104, 17, 4, 1);call write~init~int(58, 17, 5, 1);call write~init~int(0, 17, 6, 1);call #Ultimate.allocInit(5, 18);call write~init~int(67, 18, 0, 1);call write~init~int(82, 18, 1, 1);call write~init~int(73, 18, 2, 1);call write~init~int(84, 18, 3, 1);call write~init~int(0, 18, 4, 1);call #Ultimate.allocInit(3, 19);call write~init~int(79, 19, 0, 1);call write~init~int(75, 19, 1, 1);call write~init~int(0, 19, 2, 1);call #Ultimate.allocInit(2, 20);call write~init~int(41, 20, 0, 1);call write~init~int(0, 20, 1, 1);call #Ultimate.allocInit(13, 21);call #Ultimate.allocInit(3, 22);call write~init~int(79, 22, 0, 1);call write~init~int(110, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(4, 23);call write~init~int(79, 23, 0, 1);call write~init~int(102, 23, 1, 1);call write~init~int(102, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(7, 24);call write~init~int(44, 24, 0, 1);call write~init~int(80, 24, 1, 1);call write~init~int(117, 24, 2, 1);call write~init~int(109, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(3, 25);call write~init~int(79, 25, 0, 1);call write~init~int(110, 25, 1, 1);call write~init~int(0, 25, 2, 1);call #Ultimate.allocInit(4, 26);call write~init~int(79, 26, 0, 1);call write~init~int(102, 26, 1, 1);call write~init~int(102, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(3, 27);call write~init~int(41, 27, 0, 1);call write~init~int(32, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(10, 28, 0, 1);call write~init~int(0, 28, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 37#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 26#L884true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 16#L877true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 94#L892true main_#t~ret47#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret47#1;havoc main_#t~ret47#1; 44#L848true assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 66#L822true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 86#L706-2true [2022-10-17 10:11:48,654 INFO L750 eck$LassoCheckResult]: Loop: 86#L706-2true assume !false; 67#L707true assume test_~splverifierCounter~0#1 < 4; 9#L708true test_~tmp~5#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1; 45#L716true assume !(0 != test_~tmp~5#1); 89#L716-2true test_~tmp___0~1#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1; 77#L726true assume !(0 != test_~tmp___0~1#1); 65#L726-2true test_~tmp___2~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 32#L736true assume 0 != test_~tmp___2~0#1; 70#L742-2true assume { :begin_inline_timeShift } true; 84#L526true assume !(0 != ~pumpRunning~0); 90#L526-2true assume !(0 != ~systemActive~0); 80#L533-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret49#1, __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_~tmp~7#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~7#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 76#L498true __utac_acc__Specification4_spec__1_#t~ret49#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~7#1 := __utac_acc__Specification4_spec__1_#t~ret49#1;havoc __utac_acc__Specification4_spec__1_#t~ret49#1; 97#L905true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~7#1); 60#L905-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 47#L543true assume { :end_inline_timeShift } true; 86#L706-2true [2022-10-17 10:11:48,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:48,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2022-10-17 10:11:48,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:48,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549920867] [2022-10-17 10:11:48,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:48,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:48,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:48,898 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:48,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:48,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1634785052, now seen corresponding path program 1 times [2022-10-17 10:11:48,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:48,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346700848] [2022-10-17 10:11:48,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:48,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:48,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:48,922 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:48,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:48,925 INFO L85 PathProgramCache]: Analyzing trace with hash -279365976, now seen corresponding path program 1 times [2022-10-17 10:11:48,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:48,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311714581] [2022-10-17 10:11:48,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:48,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:11:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:11:49,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:11:49,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311714581] [2022-10-17 10:11:49,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311714581] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:11:49,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:11:49,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:11:49,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029965969] [2022-10-17 10:11:49,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:11:49,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:11:49,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:11:49,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:11:49,488 INFO L87 Difference]: Start difference. First operand has 106 states, 105 states have (on average 1.361904761904762) internal successors, (143), 105 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:11:49,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:11:49,634 INFO L93 Difference]: Finished difference Result 263 states and 335 transitions. [2022-10-17 10:11:49,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 263 states and 335 transitions. [2022-10-17 10:11:49,645 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 167 [2022-10-17 10:11:49,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 263 states to 233 states and 305 transitions. [2022-10-17 10:11:49,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 233 [2022-10-17 10:11:49,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 233 [2022-10-17 10:11:49,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 233 states and 305 transitions. [2022-10-17 10:11:49,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:11:49,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 233 states and 305 transitions. [2022-10-17 10:11:49,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states and 305 transitions. [2022-10-17 10:11:49,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 145. [2022-10-17 10:11:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 145 states have (on average 1.3103448275862069) internal successors, (190), 144 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:11:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 190 transitions. [2022-10-17 10:11:49,702 INFO L240 hiAutomatonCegarLoop]: Abstraction has 145 states and 190 transitions. [2022-10-17 10:11:49,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 10:11:49,707 INFO L428 stractBuchiCegarLoop]: Abstraction has 145 states and 190 transitions. [2022-10-17 10:11:49,707 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:11:49,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 145 states and 190 transitions. [2022-10-17 10:11:49,709 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 104 [2022-10-17 10:11:49,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:11:49,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:11:49,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:49,711 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:11:49,711 INFO L748 eck$LassoCheckResult]: Stem: 476#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(13, 16);call #Ultimate.allocInit(7, 17);call write~init~int(44, 17, 0, 1);call write~init~int(77, 17, 1, 1);call write~init~int(101, 17, 2, 1);call write~init~int(116, 17, 3, 1);call write~init~int(104, 17, 4, 1);call write~init~int(58, 17, 5, 1);call write~init~int(0, 17, 6, 1);call #Ultimate.allocInit(5, 18);call write~init~int(67, 18, 0, 1);call write~init~int(82, 18, 1, 1);call write~init~int(73, 18, 2, 1);call write~init~int(84, 18, 3, 1);call write~init~int(0, 18, 4, 1);call #Ultimate.allocInit(3, 19);call write~init~int(79, 19, 0, 1);call write~init~int(75, 19, 1, 1);call write~init~int(0, 19, 2, 1);call #Ultimate.allocInit(2, 20);call write~init~int(41, 20, 0, 1);call write~init~int(0, 20, 1, 1);call #Ultimate.allocInit(13, 21);call #Ultimate.allocInit(3, 22);call write~init~int(79, 22, 0, 1);call write~init~int(110, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(4, 23);call write~init~int(79, 23, 0, 1);call write~init~int(102, 23, 1, 1);call write~init~int(102, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(7, 24);call write~init~int(44, 24, 0, 1);call write~init~int(80, 24, 1, 1);call write~init~int(117, 24, 2, 1);call write~init~int(109, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(3, 25);call write~init~int(79, 25, 0, 1);call write~init~int(110, 25, 1, 1);call write~init~int(0, 25, 2, 1);call #Ultimate.allocInit(4, 26);call write~init~int(79, 26, 0, 1);call write~init~int(102, 26, 1, 1);call write~init~int(102, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(3, 27);call write~init~int(41, 27, 0, 1);call write~init~int(32, 27, 1, 1);call write~init~int(0, 27, 2, 1);call #Ultimate.allocInit(2, 28);call write~init~int(10, 28, 0, 1);call write~init~int(0, 28, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 466#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 448#L884 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 431#L877 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 432#L892 main_#t~ret47#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret47#1;havoc main_#t~ret47#1; 473#L848 assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 402#L822 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 403#L706-2 [2022-10-17 10:11:49,711 INFO L750 eck$LassoCheckResult]: Loop: 403#L706-2 assume !false; 404#L707 assume test_~splverifierCounter~0#1 < 4; 405#L708 test_~tmp~5#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1; 406#L716 assume !(0 != test_~tmp~5#1); 450#L716-2 test_~tmp___0~1#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1; 444#L726 assume !(0 != test_~tmp___0~1#1); 398#L726-2 test_~tmp___2~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1; 399#L736 assume 0 != test_~tmp___2~0#1; 412#L742-2 assume { :begin_inline_timeShift } true; 413#L526 assume !(0 != ~pumpRunning~0); 456#L526-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret32#1, processEnvironment_~tmp~3#1;havoc processEnvironment_~tmp~3#1; 461#L558 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 475#L550-1 assume { :end_inline_processEnvironment__wrappee__base } true; 465#L558-1 assume { :end_inline_processEnvironment } true; 451#L533-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret49#1, __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_~tmp~7#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~7#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 435#L498 __utac_acc__Specification4_spec__1_#t~ret49#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~7#1 := __utac_acc__Specification4_spec__1_#t~ret49#1;havoc __utac_acc__Specification4_spec__1_#t~ret49#1; 436#L905 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~7#1); 477#L905-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 474#L543 assume { :end_inline_timeShift } true; 403#L706-2 [2022-10-17 10:11:49,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:49,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2022-10-17 10:11:49,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:49,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826802996] [2022-10-17 10:11:49,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:49,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:49,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:49,755 INFO L85 PathProgramCache]: Analyzing trace with hash -313172338, now seen corresponding path program 1 times [2022-10-17 10:11:49,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:49,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438390891] [2022-10-17 10:11:49,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:49,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,769 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:49,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:11:49,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1988971082, now seen corresponding path program 1 times [2022-10-17 10:11:49,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:11:49,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155498004] [2022-10-17 10:11:49,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:11:49,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:11:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:49,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:11:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:53,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:11:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:11:53,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:11:53 BoogieIcfgContainer [2022-10-17 10:11:53,639 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:11:53,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:11:53,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:11:53,640 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:11:53,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:11:48" (3/4) ... [2022-10-17 10:11:53,643 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-10-17 10:11:53,697 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:11:53,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:11:53,698 INFO L158 Benchmark]: Toolchain (without parser) took 6668.95ms. Allocated memory was 86.0MB in the beginning and 203.4MB in the end (delta: 117.4MB). Free memory was 45.6MB in the beginning and 106.1MB in the end (delta: -60.5MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,699 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:11:53,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.88ms. Allocated memory was 86.0MB in the beginning and 148.9MB in the end (delta: 62.9MB). Free memory was 45.4MB in the beginning and 118.8MB in the end (delta: -73.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.00ms. Allocated memory is still 148.9MB. Free memory was 118.8MB in the beginning and 115.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,700 INFO L158 Benchmark]: Boogie Preprocessor took 74.29ms. Allocated memory is still 148.9MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,701 INFO L158 Benchmark]: RCFGBuilder took 652.16ms. Allocated memory is still 148.9MB. Free memory was 113.6MB in the beginning and 93.6MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,702 INFO L158 Benchmark]: BuchiAutomizer took 5150.90ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 93.6MB in the beginning and 108.2MB in the end (delta: -14.6MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,702 INFO L158 Benchmark]: Witness Printer took 57.37ms. Allocated memory is still 203.4MB. Free memory was 108.2MB in the beginning and 106.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:11:53,705 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.88ms. Allocated memory was 86.0MB in the beginning and 148.9MB in the end (delta: 62.9MB). Free memory was 45.4MB in the beginning and 118.8MB in the end (delta: -73.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.00ms. Allocated memory is still 148.9MB. Free memory was 118.8MB in the beginning and 115.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.29ms. Allocated memory is still 148.9MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 652.16ms. Allocated memory is still 148.9MB. Free memory was 113.6MB in the beginning and 93.6MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 5150.90ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 93.6MB in the beginning and 108.2MB in the end (delta: -14.6MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Witness Printer took 57.37ms. Allocated memory is still 203.4MB. Free memory was 108.2MB in the beginning and 106.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 145 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 88 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 478 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 478 mSDsluCounter, 798 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 671 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 127 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 706]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L518] int pumpRunning = 0; [L519] int systemActive = 1; [L763] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] int retValue_acc ; [L840] int tmp ; [L844] FCALL select_helpers() [L845] FCALL select_features() [L846] CALL, EXPR valid_product() [L888] int retValue_acc ; [L891] retValue_acc = 1 [L892] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L846] RET, EXPR valid_product() [L846] tmp = valid_product() [L848] COND TRUE \read(tmp) [L850] FCALL setup() [L851] CALL runTest() [L830] CALL test() [L697] int splverifierCounter ; [L698] int tmp ; [L699] int tmp___0 ; [L700] int tmp___1 ; [L701] int tmp___2 ; [L704] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L706] COND TRUE 1 [L708] COND TRUE splverifierCounter < 4 [L714] tmp = __VERIFIER_nondet_int() [L716] COND FALSE !(\read(tmp)) [L724] tmp___0 = __VERIFIER_nondet_int() [L726] COND FALSE !(\read(tmp___0)) [L734] tmp___2 = __VERIFIER_nondet_int() [L736] COND TRUE \read(tmp___2) [L751] CALL timeShift() [L526] COND FALSE !(\read(pumpRunning)) [L533] COND TRUE \read(systemActive) [L535] CALL processEnvironment() [L555] int tmp ; [L558] COND FALSE !(\read(pumpRunning)) [L573] FCALL processEnvironment__wrappee__base() [L535] RET processEnvironment() [L541] CALL __utac_acc__Specification4_spec__1() [L898] int tmp ; [L899] int tmp___0 ; [L903] CALL, EXPR getWaterLevel() [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] return (retValue_acc); [L903] RET, EXPR getWaterLevel() [L903] tmp = getWaterLevel() [L905] COND FALSE !(tmp == 0) [L541] RET __utac_acc__Specification4_spec__1() [L751] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 706]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L518] int pumpRunning = 0; [L519] int systemActive = 1; [L763] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] int retValue_acc ; [L840] int tmp ; [L844] FCALL select_helpers() [L845] FCALL select_features() [L846] CALL, EXPR valid_product() [L888] int retValue_acc ; [L891] retValue_acc = 1 [L892] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L846] RET, EXPR valid_product() [L846] tmp = valid_product() [L848] COND TRUE \read(tmp) [L850] FCALL setup() [L851] CALL runTest() [L830] CALL test() [L697] int splverifierCounter ; [L698] int tmp ; [L699] int tmp___0 ; [L700] int tmp___1 ; [L701] int tmp___2 ; [L704] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L706] COND TRUE 1 [L708] COND TRUE splverifierCounter < 4 [L714] tmp = __VERIFIER_nondet_int() [L716] COND FALSE !(\read(tmp)) [L724] tmp___0 = __VERIFIER_nondet_int() [L726] COND FALSE !(\read(tmp___0)) [L734] tmp___2 = __VERIFIER_nondet_int() [L736] COND TRUE \read(tmp___2) [L751] CALL timeShift() [L526] COND FALSE !(\read(pumpRunning)) [L533] COND TRUE \read(systemActive) [L535] CALL processEnvironment() [L555] int tmp ; [L558] COND FALSE !(\read(pumpRunning)) [L573] FCALL processEnvironment__wrappee__base() [L535] RET processEnvironment() [L541] CALL __utac_acc__Specification4_spec__1() [L898] int tmp ; [L899] int tmp___0 ; [L903] CALL, EXPR getWaterLevel() [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] return (retValue_acc); [L903] RET, EXPR getWaterLevel() [L903] tmp = getWaterLevel() [L905] COND FALSE !(tmp == 0) [L541] RET __utac_acc__Specification4_spec__1() [L751] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 10:11:53,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d9f2fb5-b617-421a-a251-4921b953a209/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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(TERM)