./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --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 af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:12:10,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:12:10,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-24 01:12:10,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:12:10,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:12:10,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:12:10,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:12:10,811 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:12:10,811 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:12:10,811 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:12:10,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:12:10,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:12:10,812 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:12:10,812 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-24 01:12:10,812 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-24 01:12:10,812 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-24 01:12:10,813 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-24 01:12:10,813 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-24 01:12:10,813 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-24 01:12:10,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:12:10,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-24 01:12:10,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-24 01:12:10,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:12:10,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:12:10,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:12:10,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:12:10,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:12:10,816 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-24 01:12:10,817 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-24 01:12:10,817 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 [2024-11-24 01:12:11,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:12:11,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:12:11,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:12:11,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:12:11,102 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:12:11,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2024-11-24 01:12:14,186 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/data/26746de79/84457960f45a420f8b30002157127294/FLAGd446b2695 [2024-11-24 01:12:14,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:12:14,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2024-11-24 01:12:14,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/data/26746de79/84457960f45a420f8b30002157127294/FLAGd446b2695 [2024-11-24 01:12:14,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/data/26746de79/84457960f45a420f8b30002157127294 [2024-11-24 01:12:14,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:12:14,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:12:14,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:12:14,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:12:14,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:12:14,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:12:14" (1/1) ... [2024-11-24 01:12:14,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69daa597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:14, skipping insertion in model container [2024-11-24 01:12:14,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:12:14" (1/1) ... [2024-11-24 01:12:14,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:12:15,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:12:15,042 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:12:15,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2024-11-24 01:12:15,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [190] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [199] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [431] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [500] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [550] [2024-11-24 01:12:15,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [916] [2024-11-24 01:12:15,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:12:15,205 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:12:15,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15 WrapperNode [2024-11-24 01:12:15,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:12:15,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:12:15,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:12:15,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:12:15,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,282 INFO L138 Inliner]: procedures = 58, calls = 106, calls flagged for inlining = 59, calls inlined = 90, statements flattened = 555 [2024-11-24 01:12:15,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:12:15,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:12:15,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:12:15,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:12:15,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,300 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,335 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:12:15,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,350 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,355 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:12:15,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:12:15,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:12:15,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:12:15,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (1/1) ... [2024-11-24 01:12:15,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:12:15,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:15,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:12:15,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-24 01:12:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:12:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:12:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:12:15,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:12:15,591 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:12:15,593 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:12:16,256 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-24 01:12:16,257 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:12:16,273 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:12:16,273 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 01:12:16,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:12:16 BoogieIcfgContainer [2024-11-24 01:12:16,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:12:16,275 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-24 01:12:16,275 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-24 01:12:16,281 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-24 01:12:16,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:12:16,282 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.11 01:12:14" (1/3) ... [2024-11-24 01:12:16,283 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ff89914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:12:16, skipping insertion in model container [2024-11-24 01:12:16,283 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:12:16,284 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:15" (2/3) ... [2024-11-24 01:12:16,284 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ff89914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:12:16, skipping insertion in model container [2024-11-24 01:12:16,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:12:16,284 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:12:16" (3/3) ... [2024-11-24 01:12:16,285 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2024-11-24 01:12:16,341 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-24 01:12:16,342 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-24 01:12:16,342 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-24 01:12:16,342 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-24 01:12:16,342 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-24 01:12:16,342 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-24 01:12:16,342 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-24 01:12:16,342 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-24 01:12:16,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 166 states, 165 states have (on average 1.3393939393939394) internal successors, (221), 165 states have internal predecessors, (221), 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) [2024-11-24 01:12:16,375 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 107 [2024-11-24 01:12:16,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:12:16,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:12:16,384 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:16,384 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:16,384 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-24 01:12:16,385 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 166 states, 165 states have (on average 1.3393939393939394) internal successors, (221), 165 states have internal predecessors, (221), 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) [2024-11-24 01:12:16,393 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 107 [2024-11-24 01:12:16,394 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:12:16,394 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:12:16,394 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:16,395 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:16,401 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(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);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~retValue_acc~2#1, main_~tmp~0#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret5#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret5#1;havoc main_#t~ret5#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0;" "assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#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;" [2024-11-24 01:12:16,401 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet19#1;test_~tmp~5#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1;" "assume !(0 != test_~tmp~5#1);" "havoc test_#t~nondet20#1;test_~tmp___0~1#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet22#1;test_~tmp___1~0#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1;" "__utac_acc__Specification5_spec__2_#t~ret23#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret23#1;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;" "havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~6#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;havoc getWaterLevel_~retValue_acc~10#1;getWaterLevel_~retValue_acc~10#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~10#1;" "__utac_acc__Specification5_spec__3_#t~ret24#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~6#1 := __utac_acc__Specification5_spec__3_#t~ret24#1;havoc __utac_acc__Specification5_spec__3_#t~ret24#1;" "assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6#1);" "havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true;" "assume { :end_inline_timeShift } true;" [2024-11-24 01:12:16,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:16,407 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2024-11-24 01:12:16,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:16,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538981253] [2024-11-24 01:12:16,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:16,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:16,524 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:16,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:16,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:16,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1138566725, now seen corresponding path program 1 times [2024-11-24 01:12:16,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:16,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728492319] [2024-11-24 01:12:16,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:16,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:16,620 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:16,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:16,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:16,641 INFO L85 PathProgramCache]: Analyzing trace with hash -200785682, now seen corresponding path program 1 times [2024-11-24 01:12:16,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:16,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008778149] [2024-11-24 01:12:16,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:16,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:16,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 01:12:16,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008778149] [2024-11-24 01:12:16,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008778149] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:12:16,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233046550] [2024-11-24 01:12:16,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:16,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:16,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:16,973 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:12:16,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:12:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:17,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 01:12:17,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:12:17,172 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:12:17,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233046550] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:12:17,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:12:17,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6 [2024-11-24 01:12:17,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194038587] [2024-11-24 01:12:17,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:12:17,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 01:12:17,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:12:17,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:12:17,459 INFO L87 Difference]: Start difference. First operand has 166 states, 165 states have (on average 1.3393939393939394) internal successors, (221), 165 states have internal predecessors, (221), 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 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 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) [2024-11-24 01:12:17,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:17,672 INFO L93 Difference]: Finished difference Result 382 states and 493 transitions. [2024-11-24 01:12:17,673 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 382 states and 493 transitions. [2024-11-24 01:12:17,692 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 247 [2024-11-24 01:12:17,712 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 382 states to 352 states and 463 transitions. [2024-11-24 01:12:17,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 352 [2024-11-24 01:12:17,715 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 352 [2024-11-24 01:12:17,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 352 states and 463 transitions. [2024-11-24 01:12:17,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 01:12:17,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 352 states and 463 transitions. [2024-11-24 01:12:17,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states and 463 transitions. [2024-11-24 01:12:17,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 209. [2024-11-24 01:12:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 209 states have (on average 1.3157894736842106) internal successors, (275), 208 states have internal predecessors, (275), 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) [2024-11-24 01:12:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 275 transitions. [2024-11-24 01:12:17,778 INFO L240 hiAutomatonCegarLoop]: Abstraction has 209 states and 275 transitions. [2024-11-24 01:12:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:12:17,785 INFO L425 stractBuchiCegarLoop]: Abstraction has 209 states and 275 transitions. [2024-11-24 01:12:17,785 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-24 01:12:17,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 209 states and 275 transitions. [2024-11-24 01:12:17,788 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 145 [2024-11-24 01:12:17,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:12:17,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:12:17,790 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:17,791 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, 1, 1, 1, 1] [2024-11-24 01:12:17,791 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(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);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~retValue_acc~2#1, main_~tmp~0#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret5#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret5#1;havoc main_#t~ret5#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0;" "assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#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;" [2024-11-24 01:12:17,791 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet19#1;test_~tmp~5#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1;" "assume !(0 != test_~tmp~5#1);" "havoc test_#t~nondet20#1;test_~tmp___0~1#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet22#1;test_~tmp___1~0#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1;" "__utac_acc__Specification5_spec__2_#t~ret23#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret23#1;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;" "havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret7#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret6#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment__wrappee__methaneQuery_#t~ret6#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true;" "havoc processEnvironment_#t~ret7#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~6#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;havoc getWaterLevel_~retValue_acc~10#1;getWaterLevel_~retValue_acc~10#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~10#1;" "__utac_acc__Specification5_spec__3_#t~ret24#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~6#1 := __utac_acc__Specification5_spec__3_#t~ret24#1;havoc __utac_acc__Specification5_spec__3_#t~ret24#1;" "assume !(2 != __utac_acc__Specification5_spec__3_~tmp~6#1);" "havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true;" "assume { :end_inline_timeShift } true;" [2024-11-24 01:12:17,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:17,792 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2024-11-24 01:12:17,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:17,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893404964] [2024-11-24 01:12:17,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:17,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:17,816 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:17,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:17,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:17,838 INFO L85 PathProgramCache]: Analyzing trace with hash -685369218, now seen corresponding path program 1 times [2024-11-24 01:12:17,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:17,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875268682] [2024-11-24 01:12:17,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:17,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:17,855 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:17,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:17,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:17,870 INFO L85 PathProgramCache]: Analyzing trace with hash 138297205, now seen corresponding path program 1 times [2024-11-24 01:12:17,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:17,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794644407] [2024-11-24 01:12:17,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:17,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:18,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-24 01:12:18,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794644407] [2024-11-24 01:12:18,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794644407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:12:18,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760227336] [2024-11-24 01:12:18,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:18,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:12:18,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:12:18,042 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:12:18,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:12:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:18,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 01:12:18,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:12:18,275 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:12:18,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760227336] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 01:12:18,369 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 01:12:18,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-24 01:12:18,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084991467] [2024-11-24 01:12:18,370 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 01:12:18,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-24 01:12:18,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:12:18,454 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:18,454 INFO L87 Difference]: Start difference. First operand 209 states and 275 transitions. cyclomatic complexity: 69 Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 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) [2024-11-24 01:12:18,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:18,646 INFO L93 Difference]: Finished difference Result 408 states and 532 transitions. [2024-11-24 01:12:18,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 408 states and 532 transitions. [2024-11-24 01:12:18,653 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 288 [2024-11-24 01:12:18,661 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 408 states to 408 states and 532 transitions. [2024-11-24 01:12:18,661 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 408 [2024-11-24 01:12:18,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 408 [2024-11-24 01:12:18,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 408 states and 532 transitions. [2024-11-24 01:12:18,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-24 01:12:18,668 INFO L218 hiAutomatonCegarLoop]: Abstraction has 408 states and 532 transitions. [2024-11-24 01:12:18,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states and 532 transitions. [2024-11-24 01:12:18,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 408. [2024-11-24 01:12:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 408 states have (on average 1.303921568627451) internal successors, (532), 407 states have internal predecessors, (532), 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) [2024-11-24 01:12:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 532 transitions. [2024-11-24 01:12:18,689 INFO L240 hiAutomatonCegarLoop]: Abstraction has 408 states and 532 transitions. [2024-11-24 01:12:18,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:18,690 INFO L425 stractBuchiCegarLoop]: Abstraction has 408 states and 532 transitions. [2024-11-24 01:12:18,690 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-24 01:12:18,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 408 states and 532 transitions. [2024-11-24 01:12:18,694 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 288 [2024-11-24 01:12:18,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:12:18,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:12:18,695 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:18,695 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, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:18,695 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(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);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~retValue_acc~2#1, main_~tmp~0#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret5#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret5#1;havoc main_#t~ret5#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0;" "assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#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;" [2024-11-24 01:12:18,696 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet19#1;test_~tmp~5#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1;" "assume !(0 != test_~tmp~5#1);" "havoc test_#t~nondet20#1;test_~tmp___0~1#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet22#1;test_~tmp___1~0#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1;" "__utac_acc__Specification5_spec__2_#t~ret23#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret23#1;havoc __utac_acc__Specification5_spec__2_#t~ret23#1;" "havoc __utac_acc__Specification5_spec__2_#t~ret23#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret7#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret6#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment__wrappee__methaneQuery_#t~ret6#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true;" "havoc processEnvironment_#t~ret7#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~6#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;havoc getWaterLevel_~retValue_acc~10#1;getWaterLevel_~retValue_acc~10#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~10#1;" "__utac_acc__Specification5_spec__3_#t~ret24#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~10#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~6#1 := __utac_acc__Specification5_spec__3_#t~ret24#1;havoc __utac_acc__Specification5_spec__3_#t~ret24#1;" "assume 2 != __utac_acc__Specification5_spec__3_~tmp~6#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1;" "__utac_acc__Specification5_spec__3_#t~ret25#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~2#1 := __utac_acc__Specification5_spec__3_#t~ret25#1;havoc __utac_acc__Specification5_spec__3_#t~ret25#1;" "assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2#1);" "havoc __utac_acc__Specification5_spec__3_#t~ret24#1, __utac_acc__Specification5_spec__3_#t~ret25#1, __utac_acc__Specification5_spec__3_~tmp~6#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true;" "assume { :end_inline_timeShift } true;" [2024-11-24 01:12:18,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:18,699 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times [2024-11-24 01:12:18,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:18,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118370933] [2024-11-24 01:12:18,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:18,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,717 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:18,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:18,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1530825447, now seen corresponding path program 1 times [2024-11-24 01:12:18,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:18,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721717560] [2024-11-24 01:12:18,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:18,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,748 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:18,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:18,761 INFO L85 PathProgramCache]: Analyzing trace with hash -261375408, now seen corresponding path program 1 times [2024-11-24 01:12:18,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:12:18,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632399163] [2024-11-24 01:12:18,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:18,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,780 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:18,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:12:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:20,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:12:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:12:20,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 24.11 01:12:20 BoogieIcfgContainer [2024-11-24 01:12:20,120 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-24 01:12:20,121 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:12:20,121 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:12:20,122 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:12:20,124 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:12:16" (3/4) ... [2024-11-24 01:12:20,126 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-24 01:12:20,191 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 01:12:20,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:12:20,192 INFO L158 Benchmark]: Toolchain (without parser) took 5623.88ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 116.7MB in the beginning and 381.1MB in the end (delta: -264.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:12:20,193 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:12:20,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.31ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 97.9MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:12:20,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.80ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 95.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:12:20,194 INFO L158 Benchmark]: Boogie Preprocessor took 97.80ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 91.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:12:20,195 INFO L158 Benchmark]: RCFGBuilder took 892.46ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 66.9MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 01:12:20,195 INFO L158 Benchmark]: BuchiAutomizer took 3845.70ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.7MB in the beginning and 383.6MB in the end (delta: -317.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:12:20,196 INFO L158 Benchmark]: Witness Printer took 70.12ms. Allocated memory is still 427.8MB. Free memory was 383.6MB in the beginning and 381.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:12:20,198 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.31ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 97.9MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.80ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 95.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.80ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 91.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 892.46ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 66.9MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 3845.70ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.7MB in the beginning and 383.6MB in the end (delta: -317.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 70.12ms. Allocated memory is still 427.8MB. Free memory was 383.6MB in the beginning and 381.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87] - GenericResultAtLocation [Line: 190]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [190] - GenericResultAtLocation [Line: 199]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [199] - GenericResultAtLocation [Line: 431]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [431] - GenericResultAtLocation [Line: 500]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [500] - GenericResultAtLocation [Line: 550]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [550] - GenericResultAtLocation [Line: 916]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [916] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 8 locations. The remainder module has 408 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.7s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 143 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, 884 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 884 mSDsluCounter, 1863 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1471 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 158 IncrementalHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 392 mSDtfsCounter, 158 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 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: 444]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L88] int cleanupTimeShifts = 4; [L209] int pumpRunning = 0; [L210] int systemActive = 1; [L502] int switchedOnBeforeTS ; [L720] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L917] int waterLevel = 1; [L918] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L168] int retValue_acc ; [L169] int tmp ; [L173] FCALL select_helpers() [L174] FCALL select_features() [L175] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L175] RET, EXPR valid_product() [L175] tmp = valid_product() [L177] COND TRUE \read(tmp) [L179] FCALL setup() [L180] CALL runTest() [L161] CALL __utac_acc__Specification5_spec__1() [L507] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L161] RET __utac_acc__Specification5_spec__1() [L162] CALL test() [L433] int splverifierCounter ; [L434] int tmp ; [L435] int tmp___0 ; [L436] int tmp___1 ; [L437] int tmp___2 ; [L440] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L444] COND TRUE splverifierCounter < 4 [L450] tmp = __VERIFIER_nondet_int() [L452] COND FALSE !(\read(tmp)) [L460] tmp___0 = __VERIFIER_nondet_int() [L462] COND FALSE !(\read(tmp___0)) [L470] tmp___2 = __VERIFIER_nondet_int() [L472] COND FALSE !(\read(tmp___2)) [L478] tmp___1 = __VERIFIER_nondet_int() [L480] COND FALSE !(\read(tmp___1)) [L489] CALL timeShift() [L219] CALL __utac_acc__Specification5_spec__2() [L516] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L516] RET, EXPR isPumpRunning() [L516] switchedOnBeforeTS = isPumpRunning() [L219] RET __utac_acc__Specification5_spec__2() [L221] COND FALSE !(\read(pumpRunning)) [L228] COND TRUE \read(systemActive) [L230] CALL processEnvironment() [L276] int tmp ; [L279] COND FALSE !(\read(pumpRunning)) [L294] CALL processEnvironment__wrappee__methaneQuery() [L250] int tmp ; [L253] COND FALSE !(\read(pumpRunning)) [L268] FCALL processEnvironment__wrappee__base() [L294] RET processEnvironment__wrappee__methaneQuery() [L230] RET processEnvironment() [L236] CALL __utac_acc__Specification5_spec__3() [L522] int tmp ; [L523] int tmp___0 ; [L527] CALL, EXPR getWaterLevel() [L988] int retValue_acc ; [L991] retValue_acc = waterLevel [L992] return (retValue_acc); [L527] RET, EXPR getWaterLevel() [L527] tmp = getWaterLevel() [L529] COND TRUE tmp != 2 [L531] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L531] RET, EXPR isPumpRunning() [L531] tmp___0 = isPumpRunning() [L533] COND FALSE !(\read(tmp___0)) [L236] RET __utac_acc__Specification5_spec__3() [L489] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 444]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L88] int cleanupTimeShifts = 4; [L209] int pumpRunning = 0; [L210] int systemActive = 1; [L502] int switchedOnBeforeTS ; [L720] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L917] int waterLevel = 1; [L918] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L168] int retValue_acc ; [L169] int tmp ; [L173] FCALL select_helpers() [L174] FCALL select_features() [L175] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L175] RET, EXPR valid_product() [L175] tmp = valid_product() [L177] COND TRUE \read(tmp) [L179] FCALL setup() [L180] CALL runTest() [L161] CALL __utac_acc__Specification5_spec__1() [L507] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L161] RET __utac_acc__Specification5_spec__1() [L162] CALL test() [L433] int splverifierCounter ; [L434] int tmp ; [L435] int tmp___0 ; [L436] int tmp___1 ; [L437] int tmp___2 ; [L440] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L444] COND TRUE splverifierCounter < 4 [L450] tmp = __VERIFIER_nondet_int() [L452] COND FALSE !(\read(tmp)) [L460] tmp___0 = __VERIFIER_nondet_int() [L462] COND FALSE !(\read(tmp___0)) [L470] tmp___2 = __VERIFIER_nondet_int() [L472] COND FALSE !(\read(tmp___2)) [L478] tmp___1 = __VERIFIER_nondet_int() [L480] COND FALSE !(\read(tmp___1)) [L489] CALL timeShift() [L219] CALL __utac_acc__Specification5_spec__2() [L516] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L516] RET, EXPR isPumpRunning() [L516] switchedOnBeforeTS = isPumpRunning() [L219] RET __utac_acc__Specification5_spec__2() [L221] COND FALSE !(\read(pumpRunning)) [L228] COND TRUE \read(systemActive) [L230] CALL processEnvironment() [L276] int tmp ; [L279] COND FALSE !(\read(pumpRunning)) [L294] CALL processEnvironment__wrappee__methaneQuery() [L250] int tmp ; [L253] COND FALSE !(\read(pumpRunning)) [L268] FCALL processEnvironment__wrappee__base() [L294] RET processEnvironment__wrappee__methaneQuery() [L230] RET processEnvironment() [L236] CALL __utac_acc__Specification5_spec__3() [L522] int tmp ; [L523] int tmp___0 ; [L527] CALL, EXPR getWaterLevel() [L988] int retValue_acc ; [L991] retValue_acc = waterLevel [L992] return (retValue_acc); [L527] RET, EXPR getWaterLevel() [L527] tmp = getWaterLevel() [L529] COND TRUE tmp != 2 [L531] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L531] RET, EXPR isPumpRunning() [L531] tmp___0 = isPumpRunning() [L533] COND FALSE !(\read(tmp___0)) [L236] RET __utac_acc__Specification5_spec__3() [L489] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-24 01:12:20,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:12:20,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:12:20,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b723f2-03af-423e-bfa2-839d32b26fa7/bin/uautomizer-verify-LYvppIcaGC/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)