./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product32.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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/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 af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:51:28,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:51:28,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:51:28,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:51:28,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:51:28,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:51:28,560 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:51:28,560 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:51:28,560 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:51:28,560 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:51:28,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:51:28,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:51:28,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:51:28,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:51:28,563 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:51:28,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:51:28,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:51:28,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:51:28,565 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:51:28,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:28,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:51:28,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:28,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:51:28,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:51:28,568 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:51:28,568 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:51:28,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:51:28,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:51:28,568 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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/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 -> af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 [2024-11-23 22:51:28,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:51:28,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:51:28,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:51:28,888 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:51:28,888 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:51:28,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2024-11-23 22:51:32,069 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/data/34cea55e8/40b540adc53d4b54b33893ab1dbda505/FLAG2f7e3baac [2024-11-23 22:51:32,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:51:32,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2024-11-23 22:51:32,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/data/34cea55e8/40b540adc53d4b54b33893ab1dbda505/FLAG2f7e3baac [2024-11-23 22:51:32,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/data/34cea55e8/40b540adc53d4b54b33893ab1dbda505 [2024-11-23 22:51:32,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:51:32,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:51:32,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:51:32,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:51:32,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:51:32,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:32" (1/1) ... [2024-11-23 22:51:32,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e47b86f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:32, skipping insertion in model container [2024-11-23 22:51:32,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:32" (1/1) ... [2024-11-23 22:51:32,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:51:32,842 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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c[3438,3451] [2024-11-23 22:51:32,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:51:32,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:51:32,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2024-11-23 22:51:32,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87] [2024-11-23 22:51:32,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [190] [2024-11-23 22:51:32,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [199] [2024-11-23 22:51:32,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [431] [2024-11-23 22:51:32,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [500] [2024-11-23 22:51:32,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [550] [2024-11-23 22:51:32,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [916] [2024-11-23 22:51:33,002 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_92c8f425-cc45-4622-bd65-d79c6c5bdacb/sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c[3438,3451] [2024-11-23 22:51:33,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:51:33,107 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:51:33,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33 WrapperNode [2024-11-23 22:51:33,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:51:33,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:51:33,110 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:51:33,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:51:33,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,174 INFO L138 Inliner]: procedures = 58, calls = 105, calls flagged for inlining = 24, calls inlined = 20, statements flattened = 202 [2024-11-23 22:51:33,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:51:33,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:51:33,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:51:33,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:51:33,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,192 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,206 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 22:51:33,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:51:33,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:51:33,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:51:33,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:51:33,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (1/1) ... [2024-11-23 22:51:33,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:51:33,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:51:33,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:51:33,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:51:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:51:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-23 22:51:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-23 22:51:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-23 22:51:33,315 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-23 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-23 22:51:33,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-23 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-23 22:51:33,315 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-23 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-11-23 22:51:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-11-23 22:51:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-11-23 22:51:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-11-23 22:51:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-23 22:51:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-23 22:51:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:51:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-23 22:51:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-23 22:51:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:51:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:51:33,412 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:51:33,413 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:51:33,725 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-23 22:51:33,725 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:51:33,738 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:51:33,738 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 22:51:33,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:33 BoogieIcfgContainer [2024-11-23 22:51:33,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:51:33,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:51:33,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:51:33,747 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:51:33,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:51:32" (1/3) ... [2024-11-23 22:51:33,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c0993c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:33, skipping insertion in model container [2024-11-23 22:51:33,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:33" (2/3) ... [2024-11-23 22:51:33,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c0993c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:33, skipping insertion in model container [2024-11-23 22:51:33,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:33" (3/3) ... [2024-11-23 22:51:33,750 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2024-11-23 22:51:33,768 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:51:33,770 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec5_product32.cil.c that has 10 procedures, 99 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-23 22:51:33,834 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:51:33,847 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;@95a5bb0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:51:33,847 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:51:33,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 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 22:51:33,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 22:51:33,864 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:33,865 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 22:51:33,865 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:33,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:33,871 INFO L85 PathProgramCache]: Analyzing trace with hash -2047296153, now seen corresponding path program 1 times [2024-11-23 22:51:33,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:33,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814508945] [2024-11-23 22:51:33,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:33,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:34,104 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 22:51:34,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:34,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814508945] [2024-11-23 22:51:34,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814508945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:34,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:34,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:51:34,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736223597] [2024-11-23 22:51:34,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:34,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:51:34,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:34,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:51:34,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:51:34,170 INFO L87 Difference]: Start difference. First operand has 99 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 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 22:51:34,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:34,219 INFO L93 Difference]: Finished difference Result 189 states and 254 transitions. [2024-11-23 22:51:34,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:51:34,223 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 22:51:34,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:34,236 INFO L225 Difference]: With dead ends: 189 [2024-11-23 22:51:34,237 INFO L226 Difference]: Without dead ends: 90 [2024-11-23 22:51:34,244 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 22:51:34,249 INFO L435 NwaCegarLoop]: 124 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, 124 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 22:51:34,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:51:34,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-23 22:51:34,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-23 22:51:34,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 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 22:51:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 115 transitions. [2024-11-23 22:51:34,313 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 115 transitions. Word has length 32 [2024-11-23 22:51:34,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:34,314 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 115 transitions. [2024-11-23 22:51:34,314 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 22:51:34,314 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2024-11-23 22:51:34,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 22:51:34,316 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:34,316 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 22:51:34,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:51:34,319 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:34,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:34,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1845630625, now seen corresponding path program 1 times [2024-11-23 22:51:34,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:34,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110288367] [2024-11-23 22:51:34,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:34,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:34,499 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 22:51:34,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:34,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110288367] [2024-11-23 22:51:34,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110288367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:34,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:34,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:51:34,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153797996] [2024-11-23 22:51:34,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:34,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:51:34,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:34,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:51:34,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:51:34,503 INFO L87 Difference]: Start difference. First operand 90 states and 115 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 22:51:34,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:34,522 INFO L93 Difference]: Finished difference Result 142 states and 180 transitions. [2024-11-23 22:51:34,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:51:34,523 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 22:51:34,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:34,525 INFO L225 Difference]: With dead ends: 142 [2024-11-23 22:51:34,525 INFO L226 Difference]: Without dead ends: 82 [2024-11-23 22:51:34,525 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 22:51:34,526 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 17 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 185 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 22:51:34,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 185 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:51:34,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-23 22:51:34,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-23 22:51:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 60 states have (on average 1.3) internal successors, (78), 68 states have internal predecessors, (78), 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 22:51:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 104 transitions. [2024-11-23 22:51:34,538 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 104 transitions. Word has length 32 [2024-11-23 22:51:34,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:34,538 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 104 transitions. [2024-11-23 22:51:34,538 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 22:51:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2024-11-23 22:51:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-23 22:51:34,540 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:34,540 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] [2024-11-23 22:51:34,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:51:34,541 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:34,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:34,541 INFO L85 PathProgramCache]: Analyzing trace with hash 291363162, now seen corresponding path program 1 times [2024-11-23 22:51:34,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:34,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597758739] [2024-11-23 22:51:34,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:34,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:34,782 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 22:51:34,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:34,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597758739] [2024-11-23 22:51:34,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597758739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:34,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:34,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:51:34,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236241148] [2024-11-23 22:51:34,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:34,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:51:34,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:34,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:51:34,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:51:34,784 INFO L87 Difference]: Start difference. First operand 82 states and 104 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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 22:51:35,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:35,145 INFO L93 Difference]: Finished difference Result 274 states and 356 transitions. [2024-11-23 22:51:35,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:51:35,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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 37 [2024-11-23 22:51:35,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:35,150 INFO L225 Difference]: With dead ends: 274 [2024-11-23 22:51:35,150 INFO L226 Difference]: Without dead ends: 200 [2024-11-23 22:51:35,151 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:51:35,152 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 173 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:51:35,152 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 452 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:51:35,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-23 22:51:35,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 194. [2024-11-23 22:51:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 140 states have (on average 1.3357142857142856) internal successors, (187), 158 states have internal predecessors, (187), 32 states have call successors, (32), 21 states have call predecessors, (32), 21 states have return successors, (33), 22 states have call predecessors, (33), 32 states have call successors, (33) [2024-11-23 22:51:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 252 transitions. [2024-11-23 22:51:35,189 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 252 transitions. Word has length 37 [2024-11-23 22:51:35,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:35,190 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 252 transitions. [2024-11-23 22:51:35,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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 22:51:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 252 transitions. [2024-11-23 22:51:35,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-23 22:51:35,192 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:35,192 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 22:51:35,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:51:35,193 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:51:35,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:35,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2090680061, now seen corresponding path program 1 times [2024-11-23 22:51:35,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:35,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438510268] [2024-11-23 22:51:35,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:35,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:51:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:51:35,387 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 22:51:35,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:51:35,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438510268] [2024-11-23 22:51:35,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438510268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:51:35,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:51:35,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:51:35,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119886827] [2024-11-23 22:51:35,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:51:35,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:51:35,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:51:35,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:51:35,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:51:35,390 INFO L87 Difference]: Start difference. First operand 194 states and 252 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 22:51:35,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:51:35,543 INFO L93 Difference]: Finished difference Result 325 states and 428 transitions. [2024-11-23 22:51:35,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:51:35,544 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 22:51:35,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:51:35,546 INFO L225 Difference]: With dead ends: 325 [2024-11-23 22:51:35,546 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 22:51:35,548 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 22:51:35,553 INFO L435 NwaCegarLoop]: 59 mSDtfsCounter, 58 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 215 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 22:51:35,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 215 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:51:35,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 22:51:35,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 22:51:35,556 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 22:51:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 22:51:35,556 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2024-11-23 22:51:35,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:51:35,559 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:51:35,559 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 22:51:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:51:35,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 22:51:35,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:51:35,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:51:35,567 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 22:51:35,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 22:51:36,270 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:51:36,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:51:36 BoogieIcfgContainer [2024-11-23 22:51:36,293 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:51:36,294 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:51:36,294 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:51:36,294 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:51:36,295 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:33" (3/4) ... [2024-11-23 22:51:36,299 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-23 22:51:36,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-23 22:51:36,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-11-23 22:51:36,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-11-23 22:51:36,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-11-23 22:51:36,315 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-23 22:51:36,316 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 22:51:36,318 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 22:51:36,318 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:51:36,319 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:51:36,448 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 22:51:36,448 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 22:51:36,448 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:51:36,450 INFO L158 Benchmark]: Toolchain (without parser) took 3876.78ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.5MB in the beginning and 275.7MB in the end (delta: -182.3MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-11-23 22:51:36,451 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:51:36,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.35ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 74.0MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:51:36,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.91ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:51:36,455 INFO L158 Benchmark]: Boogie Preprocessor took 53.41ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:51:36,455 INFO L158 Benchmark]: RCFGBuilder took 506.76ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 53.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:51:36,455 INFO L158 Benchmark]: TraceAbstraction took 2551.99ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.8MB in the beginning and 282.1MB in the end (delta: -229.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-23 22:51:36,456 INFO L158 Benchmark]: Witness Printer took 154.24ms. Allocated memory is still 352.3MB. Free memory was 282.1MB in the beginning and 275.7MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:51:36,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.35ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 74.0MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.91ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.41ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 506.76ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 53.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2551.99ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.8MB in the beginning and 282.1MB in the end (delta: -229.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Witness Printer took 154.24ms. Allocated memory is still 352.3MB. Free memory was 282.1MB in the beginning and 275.7MB in the end (delta: 6.4MB). 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: 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: 195]: 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, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 254 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 976 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 573 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 152 IncrementalHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 403 mSDtfsCounter, 152 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, InterpolantAutomatonStates: 17, 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 218 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: 442]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 441]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-23 22:51:36,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92c8f425-cc45-4622-bd65-d79c6c5bdacb/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE