./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product16.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_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/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_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/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_352628ab-84f8-479a-8ea1-71bd612d368b/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 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:58:51,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:58:51,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:58:51,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:58:51,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:58:51,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:58:51,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:58:51,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:58:51,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:58:51,948 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:58:51,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:58:51,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:58:51,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:58:51,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:58:51,950 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:58:51,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:58:51,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:58:51,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:58:51,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:58:51,952 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:58:51,952 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:58:51,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:58:51,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:58:51,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:58:51,954 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:58:51,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:58:51,955 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_352628ab-84f8-479a-8ea1-71bd612d368b/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 -> 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 [2024-11-23 23:58:52,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:58:52,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:58:52,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:58:52,284 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:58:52,284 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:58:52,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2024-11-23 23:58:55,364 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/data/1a075aeb9/62006d828b68429d85fe4f4247fc534e/FLAG3a7bf9701 [2024-11-23 23:58:55,778 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:58:55,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2024-11-23 23:58:55,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/data/1a075aeb9/62006d828b68429d85fe4f4247fc534e/FLAG3a7bf9701 [2024-11-23 23:58:55,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/data/1a075aeb9/62006d828b68429d85fe4f4247fc534e [2024-11-23 23:58:55,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:58:55,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:58:55,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:58:55,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:58:55,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:58:55,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:58:55" (1/1) ... [2024-11-23 23:58:55,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae58738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:55, skipping insertion in model container [2024-11-23 23:58:55,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:58:55" (1/1) ... [2024-11-23 23:58:55,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:58:56,187 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_352628ab-84f8-479a-8ea1-71bd612d368b/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2024-11-23 23:58:56,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:58:56,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:58:56,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2024-11-23 23:58:56,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [415] [2024-11-23 23:58:56,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [467] [2024-11-23 23:58:56,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [572] [2024-11-23 23:58:56,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [607] [2024-11-23 23:58:56,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [616] [2024-11-23 23:58:56,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [799] [2024-11-23 23:58:56,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [868] [2024-11-23 23:58:56,279 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_352628ab-84f8-479a-8ea1-71bd612d368b/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2024-11-23 23:58:56,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:58:56,307 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:58:56,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56 WrapperNode [2024-11-23 23:58:56,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:58:56,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:58:56,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:58:56,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:58:56,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,361 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 170 [2024-11-23 23:58:56,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:58:56,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:58:56,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:58:56,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:58:56,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,379 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,401 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 23:58:56,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:58:56,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:58:56,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:58:56,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:58:56,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (1/1) ... [2024-11-23 23:58:56,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:58:56,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:58:56,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:58:56,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:58:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:58:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-23 23:58:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-23 23:58:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-23 23:58:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-23 23:58:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-23 23:58:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-23 23:58:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 23:58:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-11-23 23:58:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-11-23 23:58:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-11-23 23:58:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-11-23 23:58:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-11-23 23:58:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-23 23:58:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-23 23:58:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:58:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-23 23:58:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-23 23:58:56,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:58:56,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:58:56,550 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:58:56,552 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:58:56,859 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-23 23:58:56,859 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:58:56,871 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:58:56,871 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 23:58:56,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:58:56 BoogieIcfgContainer [2024-11-23 23:58:56,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:58:56,874 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:58:56,874 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:58:56,879 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:58:56,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:58:55" (1/3) ... [2024-11-23 23:58:56,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cbfcf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:58:56, skipping insertion in model container [2024-11-23 23:58:56,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:58:56" (2/3) ... [2024-11-23 23:58:56,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cbfcf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:58:56, skipping insertion in model container [2024-11-23 23:58:56,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:58:56" (3/3) ... [2024-11-23 23:58:56,882 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2024-11-23 23:58:56,898 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:58:56,899 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec5_product16.cil.c that has 9 procedures, 87 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-23 23:58:56,963 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:58:56,975 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;@47e7e64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:58:56,976 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:58:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-23 23:58:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 23:58:56,989 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:56,989 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 23:58:56,990 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:56,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:56,994 INFO L85 PathProgramCache]: Analyzing trace with hash 46408945, now seen corresponding path program 1 times [2024-11-23 23:58:57,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:57,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852358923] [2024-11-23 23:58:57,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:57,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:57,226 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 23:58:57,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:57,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852358923] [2024-11-23 23:58:57,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852358923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:57,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:57,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 23:58:57,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036647269] [2024-11-23 23:58:57,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:57,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:58:57,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:57,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:58:57,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:58:57,266 INFO L87 Difference]: Start difference. First operand has 87 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) 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 23:58:57,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:57,332 INFO L93 Difference]: Finished difference Result 165 states and 220 transitions. [2024-11-23 23:58:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:58:57,334 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 23:58:57,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:57,344 INFO L225 Difference]: With dead ends: 165 [2024-11-23 23:58:57,345 INFO L226 Difference]: Without dead ends: 78 [2024-11-23 23:58:57,351 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 23:58:57,355 INFO L435 NwaCegarLoop]: 107 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, 107 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 23:58:57,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:58:57,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-23 23:58:57,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-23 23:58:57,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 23:58:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 98 transitions. [2024-11-23 23:58:57,408 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 98 transitions. Word has length 32 [2024-11-23 23:58:57,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:57,409 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 98 transitions. [2024-11-23 23:58:57,409 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 23:58:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2024-11-23 23:58:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 23:58:57,412 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:57,412 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 23:58:57,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:58:57,413 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:57,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:57,413 INFO L85 PathProgramCache]: Analyzing trace with hash -355631573, now seen corresponding path program 1 times [2024-11-23 23:58:57,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:57,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426664858] [2024-11-23 23:58:57,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:57,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:57,597 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 23:58:57,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:57,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426664858] [2024-11-23 23:58:57,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426664858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:57,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:57,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:58:57,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146048243] [2024-11-23 23:58:57,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:57,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:58:57,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:57,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:58:57,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:57,603 INFO L87 Difference]: Start difference. First operand 78 states and 98 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 23:58:57,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:57,632 INFO L93 Difference]: Finished difference Result 118 states and 146 transitions. [2024-11-23 23:58:57,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:57,633 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 23:58:57,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:57,634 INFO L225 Difference]: With dead ends: 118 [2024-11-23 23:58:57,634 INFO L226 Difference]: Without dead ends: 70 [2024-11-23 23:58:57,634 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 23:58:57,635 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 17 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 151 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 23:58:57,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 151 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:58:57,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-23 23:58:57,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-23 23:58:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-23 23:58:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2024-11-23 23:58:57,654 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 32 [2024-11-23 23:58:57,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:57,654 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2024-11-23 23:58:57,654 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 23:58:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2024-11-23 23:58:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-23 23:58:57,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:57,656 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 23:58:57,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:58:57,656 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:57,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:57,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1213391106, now seen corresponding path program 1 times [2024-11-23 23:58:57,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:57,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627182801] [2024-11-23 23:58:57,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:57,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:57,869 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 23:58:57,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:57,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627182801] [2024-11-23 23:58:57,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627182801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:57,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:57,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:58:57,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135859276] [2024-11-23 23:58:57,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:57,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:58:57,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:57,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:58:57,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:58:57,872 INFO L87 Difference]: Start difference. First operand 70 states and 87 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 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 23:58:57,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:57,934 INFO L93 Difference]: Finished difference Result 192 states and 244 transitions. [2024-11-23 23:58:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:58:57,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 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 23:58:57,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:57,939 INFO L225 Difference]: With dead ends: 192 [2024-11-23 23:58:57,939 INFO L226 Difference]: Without dead ends: 130 [2024-11-23 23:58:57,939 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 23:58:57,940 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 61 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:57,943 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 176 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:58:57,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-23 23:58:57,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 127. [2024-11-23 23:58:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 92 states have (on average 1.315217391304348) internal successors, (121), 103 states have internal predecessors, (121), 20 states have call successors, (20), 14 states have call predecessors, (20), 14 states have return successors, (20), 15 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 23:58:57,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 161 transitions. [2024-11-23 23:58:57,963 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 161 transitions. Word has length 37 [2024-11-23 23:58:57,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:57,964 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 161 transitions. [2024-11-23 23:58:57,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 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 23:58:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 161 transitions. [2024-11-23 23:58:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-23 23:58:57,965 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:58:57,965 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 23:58:57,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:58:57,966 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:58:57,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:58:57,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1472167448, now seen corresponding path program 1 times [2024-11-23 23:58:57,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:58:57,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376520344] [2024-11-23 23:58:57,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:58:57,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:58:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:58:58,144 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 23:58:58,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:58:58,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376520344] [2024-11-23 23:58:58,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376520344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:58:58,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:58:58,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:58:58,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248698487] [2024-11-23 23:58:58,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:58:58,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:58:58,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:58:58,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:58:58,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:58:58,146 INFO L87 Difference]: Start difference. First operand 127 states and 161 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 23:58:58,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:58:58,314 INFO L93 Difference]: Finished difference Result 212 states and 273 transitions. [2024-11-23 23:58:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:58:58,315 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 23:58:58,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:58:58,316 INFO L225 Difference]: With dead ends: 212 [2024-11-23 23:58:58,316 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:58:58,317 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 23:58:58,318 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 53 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:58:58,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 201 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:58:58,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:58:58,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:58:58,323 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 23:58:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:58:58,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2024-11-23 23:58:58,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:58:58,324 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:58:58,324 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 23:58:58,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:58:58,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:58:58,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:58:58,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:58:58,332 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 23:58:58,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:58:58,803 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:58:58,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:58:58 BoogieIcfgContainer [2024-11-23 23:58:58,821 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:58:58,822 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:58:58,822 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:58:58,824 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:58:58,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:58:56" (3/4) ... [2024-11-23 23:58:58,827 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:58:58,832 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-11-23 23:58:58,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-11-23 23:58:58,842 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-23 23:58:58,842 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 23:58:58,843 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:58:58,843 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:58:58,843 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:58:58,955 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:58:58,955 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:58:58,955 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:58:58,957 INFO L158 Benchmark]: Toolchain (without parser) took 3121.12ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.6MB in the beginning and 304.7MB in the end (delta: -211.1MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-23 23:58:58,958 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:58:58,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.16ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 75.2MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:58:58,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.30ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:58:58,962 INFO L158 Benchmark]: Boogie Preprocessor took 46.80ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:58:58,962 INFO L158 Benchmark]: RCFGBuilder took 457.55ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 56.0MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:58:58,962 INFO L158 Benchmark]: TraceAbstraction took 1947.61ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.3MB in the beginning and 310.7MB in the end (delta: -255.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-11-23 23:58:58,962 INFO L158 Benchmark]: Witness Printer took 133.52ms. Allocated memory is still 352.3MB. Free memory was 310.7MB in the beginning and 304.7MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:58:58,966 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.16ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 75.2MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.30ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.80ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 457.55ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 56.0MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1947.61ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.3MB in the beginning and 310.7MB in the end (delta: -255.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Witness Printer took 133.52ms. Allocated memory is still 352.3MB. Free memory was 310.7MB in the beginning and 304.7MB in the end (delta: 6.1MB). 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,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [415] - GenericResultAtLocation [Line: 467]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [467] - GenericResultAtLocation [Line: 572]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [572] - GenericResultAtLocation [Line: 607]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [607] - GenericResultAtLocation [Line: 616]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [616] - GenericResultAtLocation [Line: 799]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [799] - GenericResultAtLocation [Line: 868]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [868] * 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: 612]: 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 9 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 137 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 635 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 285 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 350 mSDtfsCounter, 44 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=127occurred 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, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 201 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: 480]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-23 23:58:58,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352628ab-84f8-479a-8ea1-71bd612d368b/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