./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/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_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 929dace20230ddc06ca4ae48df9d26fbf35d81f20edb15688ea1cc72e971ff98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:51:44,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:51:44,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:51:44,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:51:44,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:51:44,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:51:44,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:51:44,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:51:44,574 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:51:44,574 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:51:44,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:51:44,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:51:44,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:51:44,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:51:44,576 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:51:44,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:51:44,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:51:44,577 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:51:44,577 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:51:44,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:51:44,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:51:44,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:51:44,578 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:51:44,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:51:44,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:51:44,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:51:44,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:44,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:51:44,580 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:51:44,580 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:51:44,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:51:44,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:44,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:51:44,581 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:51:44,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:51:44,582 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/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(G ! call(reach_error())) ) 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 -> 929dace20230ddc06ca4ae48df9d26fbf35d81f20edb15688ea1cc72e971ff98 [2024-11-23 22:51:44,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:51:44,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:51:44,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:51:44,932 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:51:44,933 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:51:44,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2024-11-23 22:51:47,947 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/data/6688b156c/48a629e110124c9fa0bc8c2ab91e4a9a/FLAGf6ad59b6a [2024-11-23 22:51:48,336 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:51:48,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2024-11-23 22:51:48,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/data/6688b156c/48a629e110124c9fa0bc8c2ab91e4a9a/FLAGf6ad59b6a [2024-11-23 22:51:48,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/data/6688b156c/48a629e110124c9fa0bc8c2ab91e4a9a [2024-11-23 22:51:48,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:51:48,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:51:48,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:51:48,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:51:48,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:51:48,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65337601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48, skipping insertion in model container [2024-11-23 22:51:48,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:51:48,635 WARN L250 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_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c[1605,1618] [2024-11-23 22:51:48,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:51:48,812 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:51:48,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2024-11-23 22:51:48,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] [2024-11-23 22:51:48,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [130] [2024-11-23 22:51:48,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [353] [2024-11-23 22:51:48,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [443] [2024-11-23 22:51:48,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] [2024-11-23 22:51:48,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [910] [2024-11-23 22:51:48,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [959] [2024-11-23 22:51:48,830 WARN L250 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_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c[1605,1618] [2024-11-23 22:51:48,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:51:48,913 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:51:48,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48 WrapperNode [2024-11-23 22:51:48,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:51:48,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:51:48,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:51:48,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:51:48,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,959 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 23, calls inlined = 19, statements flattened = 199 [2024-11-23 22:51:48,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:51:48,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:51:48,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:51:48,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:51:48,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,973 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,988 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]. [2024-11-23 22:51:48,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,995 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:48,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:49,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:49,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:49,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:49,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:51:49,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:51:49,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:51:49,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:51:49,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (1/1) ... [2024-11-23 22:51:49,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:49,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:51:49,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:51:49,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:51:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:51:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-23 22:51:49,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-23 22:51:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-23 22:51:49,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-23 22:51:49,094 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-23 22:51:49,094 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-23 22:51:49,094 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-23 22:51:49,094 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-23 22:51:49,094 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:49,095 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-11-23 22:51:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-11-23 22:51:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-11-23 22:51:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-11-23 22:51:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-23 22:51:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-23 22:51:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:51:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-23 22:51:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-23 22:51:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:51:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:51:49,196 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:51:49,201 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:51:49,610 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-23 22:51:49,610 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:51:49,632 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:51:49,632 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 22:51:49,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:49 BoogieIcfgContainer [2024-11-23 22:51:49,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:51:49,637 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:51:49,637 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:51:49,643 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:51:49,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:51:48" (1/3) ... [2024-11-23 22:51:49,645 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a9258f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:49, skipping insertion in model container [2024-11-23 22:51:49,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:48" (2/3) ... [2024-11-23 22:51:49,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a9258f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:49, skipping insertion in model container [2024-11-23 22:51:49,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:49" (3/3) ... [2024-11-23 22:51:49,648 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2024-11-23 22:51:49,667 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:51:49,671 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec5_product31.cil.c that has 10 procedures, 98 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-23 22:51:49,760 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:51:49,778 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ab7c0d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:51:49,778 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:51:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-23 22:51:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 22:51:49,795 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:49,795 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2024-11-23 22:51:49,798 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:49,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:49,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1762267326, now seen corresponding path program 1 times [2024-11-23 22:51:49,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:49,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707526001] [2024-11-23 22:51:49,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:49,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 22:51:50,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:50,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707526001] [2024-11-23 22:51:50,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707526001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:50,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:50,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:51:50,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063977709] [2024-11-23 22:51:50,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:50,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:51:50,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:50,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:51:50,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:51:50,102 INFO L87 Difference]: Start difference. First operand has 98 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-23 22:51:50,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:50,145 INFO L93 Difference]: Finished difference Result 187 states and 252 transitions. [2024-11-23 22:51:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:51:50,150 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-23 22:51:50,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:50,165 INFO L225 Difference]: With dead ends: 187 [2024-11-23 22:51:50,166 INFO L226 Difference]: Without dead ends: 89 [2024-11-23 22:51:50,171 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:51:50,175 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:50,176 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:51:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-23 22:51:50,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-23 22:51:50,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 22:51:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2024-11-23 22:51:50,234 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 32 [2024-11-23 22:51:50,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:50,236 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2024-11-23 22:51:50,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-23 22:51:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2024-11-23 22:51:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 22:51:50,241 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:50,242 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2024-11-23 22:51:50,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:51:50,243 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:50,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:50,244 INFO L85 PathProgramCache]: Analyzing trace with hash 2130659452, now seen corresponding path program 1 times [2024-11-23 22:51:50,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:50,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62001223] [2024-11-23 22:51:50,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:50,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 22:51:50,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:50,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62001223] [2024-11-23 22:51:50,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62001223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:50,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:50,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:51:50,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200450861] [2024-11-23 22:51:50,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:50,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:51:50,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:50,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:51:50,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:51:50,512 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-23 22:51:50,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:50,535 INFO L93 Difference]: Finished difference Result 141 states and 179 transitions. [2024-11-23 22:51:50,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:51:50,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-23 22:51:50,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:50,537 INFO L225 Difference]: With dead ends: 141 [2024-11-23 22:51:50,537 INFO L226 Difference]: Without dead ends: 81 [2024-11-23 22:51:50,538 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:51:50,539 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 16 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:50,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 184 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:51:50,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-23 22:51:50,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-23 22:51:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-23 22:51:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 103 transitions. [2024-11-23 22:51:50,588 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 103 transitions. Word has length 32 [2024-11-23 22:51:50,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:50,588 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 103 transitions. [2024-11-23 22:51:50,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-23 22:51:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 103 transitions. [2024-11-23 22:51:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-23 22:51:50,592 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:50,592 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:50,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:51:50,593 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:50,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:50,593 INFO L85 PathProgramCache]: Analyzing trace with hash 560205133, now seen corresponding path program 1 times [2024-11-23 22:51:50,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:50,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941637213] [2024-11-23 22:51:50,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:50,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:50,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 22:51:50,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:50,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941637213] [2024-11-23 22:51:50,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941637213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:50,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:50,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:51:50,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206822146] [2024-11-23 22:51:50,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:50,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:51:50,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:50,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:51:50,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:51:50,807 INFO L87 Difference]: Start difference. First operand 81 states and 103 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:51:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:50,865 INFO L93 Difference]: Finished difference Result 226 states and 293 transitions. [2024-11-23 22:51:50,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:51:50,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2024-11-23 22:51:50,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:50,872 INFO L225 Difference]: With dead ends: 226 [2024-11-23 22:51:50,873 INFO L226 Difference]: Without dead ends: 153 [2024-11-23 22:51:50,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:51:50,875 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 79 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:50,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 211 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:51:50,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-23 22:51:50,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 150. [2024-11-23 22:51:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 107 states have (on average 1.3271028037383177) internal successors, (142), 122 states have internal predecessors, (142), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-23 22:51:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 194 transitions. [2024-11-23 22:51:50,919 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 194 transitions. Word has length 36 [2024-11-23 22:51:50,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:50,919 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 194 transitions. [2024-11-23 22:51:50,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:51:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 194 transitions. [2024-11-23 22:51:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-23 22:51:50,922 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:50,922 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:50,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:51:50,923 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:50,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:50,923 INFO L85 PathProgramCache]: Analyzing trace with hash -2087236029, now seen corresponding path program 1 times [2024-11-23 22:51:50,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:50,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348292715] [2024-11-23 22:51:50,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:50,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:51,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-23 22:51:51,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:51,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348292715] [2024-11-23 22:51:51,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348292715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:51,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:51,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:51:51,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630262484] [2024-11-23 22:51:51,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:51,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:51:51,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:51,104 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:51:51,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:51:51,104 INFO L87 Difference]: Start difference. First operand 150 states and 194 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:51:51,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:51,299 INFO L93 Difference]: Finished difference Result 244 states and 319 transitions. [2024-11-23 22:51:51,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:51:51,303 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 40 [2024-11-23 22:51:51,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:51,304 INFO L225 Difference]: With dead ends: 244 [2024-11-23 22:51:51,304 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 22:51:51,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:51:51,308 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 57 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:51,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 211 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:51:51,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 22:51:51,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 22:51:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2024-11-23 22:51:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 22:51:51,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2024-11-23 22:51:51,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:51,310 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:51:51,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:51:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:51:51,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 22:51:51,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:51:51,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:51:51,320 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 22:51:51,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 22:51:51,866 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:51:51,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:51:51 BoogieIcfgContainer [2024-11-23 22:51:51,886 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:51:51,887 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:51:51,887 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:51:51,888 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:51:51,888 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:49" (3/4) ... [2024-11-23 22:51:51,892 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 22:51:51,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-23 22:51:51,898 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:51,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-11-23 22:51:51,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-11-23 22:51:51,907 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-23 22:51:51,909 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 22:51:51,909 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 22:51:51,910 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:51:51,910 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:51:52,051 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 22:51:52,051 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 22:51:52,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:51:52,052 INFO L158 Benchmark]: Toolchain (without parser) took 3664.13ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 107.4MB in the end (delta: -3.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,052 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:51:52,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.19ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 85.3MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.14ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:51:52,057 INFO L158 Benchmark]: Boogie Preprocessor took 44.93ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 81.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,057 INFO L158 Benchmark]: RCFGBuilder took 627.00ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 64.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,057 INFO L158 Benchmark]: TraceAbstraction took 2249.01ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 44.9MB in the end (delta: 18.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,057 INFO L158 Benchmark]: Witness Printer took 164.22ms. Allocated memory is still 142.6MB. Free memory was 44.9MB in the beginning and 107.4MB in the end (delta: -62.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:51:52,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.19ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 85.3MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.14ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.93ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 81.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 627.00ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 64.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2249.01ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 44.9MB in the end (delta: 18.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Witness Printer took 164.22ms. Allocated memory is still 142.6MB. Free memory was 44.9MB in the beginning and 107.4MB in the end (delta: -62.5MB). Peak memory consumption was 8.4MB. 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,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] - GenericResultAtLocation [Line: 130]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [130] - GenericResultAtLocation [Line: 353]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [353] - GenericResultAtLocation [Line: 443]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [443] - GenericResultAtLocation [Line: 544]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] - GenericResultAtLocation [Line: 910]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [910] - GenericResultAtLocation [Line: 959]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [959] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 158 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 729 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 327 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 402 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-23 22:51:52,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cab51bfd-9f1a-4f99-8b2a-e824f474a7ea/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE